diff --git a/resources/templates/provision/yealink/cp860/y000000000037.cfg b/resources/templates/provision/yealink/cp860/y000000000037.cfg
index 970364074..40313ac81 100644
--- a/resources/templates/provision/yealink/cp860/y000000000037.cfg
+++ b/resources/templates/provision/yealink/cp860/y000000000037.cfg
@@ -372,7 +372,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/cp920/y000000000078.cfg b/resources/templates/provision/yealink/cp920/y000000000078.cfg
index 1b988da65..520184e13 100644
--- a/resources/templates/provision/yealink/cp920/y000000000078.cfg
+++ b/resources/templates/provision/yealink/cp920/y000000000078.cfg
@@ -370,7 +370,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/cp925/y000000000148.cfg b/resources/templates/provision/yealink/cp925/y000000000148.cfg
index 1b988da65..520184e13 100644
--- a/resources/templates/provision/yealink/cp925/y000000000148.cfg
+++ b/resources/templates/provision/yealink/cp925/y000000000148.cfg
@@ -370,7 +370,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/cp960/y000000000073.cfg b/resources/templates/provision/yealink/cp960/y000000000073.cfg
index da540dba7..3bb2112ce 100644
--- a/resources/templates/provision/yealink/cp960/y000000000073.cfg
+++ b/resources/templates/provision/yealink/cp960/y000000000073.cfg
@@ -371,7 +371,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t19p/y000000000053.cfg b/resources/templates/provision/yealink/t19p/y000000000053.cfg
index 48803d021..4fc31c14c 100644
--- a/resources/templates/provision/yealink/t19p/y000000000053.cfg
+++ b/resources/templates/provision/yealink/t19p/y000000000053.cfg
@@ -305,7 +305,7 @@ transfer.tran_others_after_conf_enable =
 ##                                Voice                                              ##
 #######################################################################################
 
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t20p/y000000000007.cfg b/resources/templates/provision/yealink/t20p/y000000000007.cfg
index b69d260aa..34c83e883 100644
--- a/resources/templates/provision/yealink/t20p/y000000000007.cfg
+++ b/resources/templates/provision/yealink/t20p/y000000000007.cfg
@@ -305,7 +305,7 @@ transfer.tran_others_after_conf_enable =
 ##                                Voice                                              ##
 #######################################################################################
 
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t21p/y000000000052.cfg b/resources/templates/provision/yealink/t21p/y000000000052.cfg
index 01e9623a7..fc848ec9d 100644
--- a/resources/templates/provision/yealink/t21p/y000000000052.cfg
+++ b/resources/templates/provision/yealink/t21p/y000000000052.cfg
@@ -313,7 +313,7 @@ sip.call_fail_use_reason.enable = {$yealink_sip_call_fail_use_reason_enable}
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t22p/y000000000005.cfg b/resources/templates/provision/yealink/t22p/y000000000005.cfg
index 5dda16ef6..66a640b44 100644
--- a/resources/templates/provision/yealink/t22p/y000000000005.cfg
+++ b/resources/templates/provision/yealink/t22p/y000000000005.cfg
@@ -305,7 +305,7 @@ transfer.tran_others_after_conf_enable =
 ##                                Voice                                              ##
 #######################################################################################
 
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t23g/y000000000044.cfg b/resources/templates/provision/yealink/t23g/y000000000044.cfg
index a8e323982..fe614347c 100644
--- a/resources/templates/provision/yealink/t23g/y000000000044.cfg
+++ b/resources/templates/provision/yealink/t23g/y000000000044.cfg
@@ -353,7 +353,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t23p/y000000000044.cfg b/resources/templates/provision/yealink/t23p/y000000000044.cfg
index 31e2843ed..59432798e 100644
--- a/resources/templates/provision/yealink/t23p/y000000000044.cfg
+++ b/resources/templates/provision/yealink/t23p/y000000000044.cfg
@@ -353,7 +353,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t26p/y000000000004.cfg b/resources/templates/provision/yealink/t26p/y000000000004.cfg
index a81c89353..11d4b9d68 100644
--- a/resources/templates/provision/yealink/t26p/y000000000004.cfg
+++ b/resources/templates/provision/yealink/t26p/y000000000004.cfg
@@ -305,7 +305,7 @@ transfer.tran_others_after_conf_enable =
 ##                                Voice                                              ##
 #######################################################################################
 
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t27g/y000000000069.cfg b/resources/templates/provision/yealink/t27g/y000000000069.cfg
index 9eac3dcf2..750441366 100644
--- a/resources/templates/provision/yealink/t27g/y000000000069.cfg
+++ b/resources/templates/provision/yealink/t27g/y000000000069.cfg
@@ -380,7 +380,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t27p/y000000000045.cfg b/resources/templates/provision/yealink/t27p/y000000000045.cfg
index 3ba6d6931..3fffdf90b 100644
--- a/resources/templates/provision/yealink/t27p/y000000000045.cfg
+++ b/resources/templates/provision/yealink/t27p/y000000000045.cfg
@@ -353,7 +353,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t28p/y000000000000.cfg b/resources/templates/provision/yealink/t28p/y000000000000.cfg
index e551d4854..dbce3f899 100644
--- a/resources/templates/provision/yealink/t28p/y000000000000.cfg
+++ b/resources/templates/provision/yealink/t28p/y000000000000.cfg
@@ -305,7 +305,7 @@ transfer.tran_others_after_conf_enable =
 ##                                Voice                                              ##
 #######################################################################################
 
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t29g/y000000000046.cfg b/resources/templates/provision/yealink/t29g/y000000000046.cfg
index d862e0938..087005305 100644
--- a/resources/templates/provision/yealink/t29g/y000000000046.cfg
+++ b/resources/templates/provision/yealink/t29g/y000000000046.cfg
@@ -382,7 +382,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t2x/y000000000044.cfg b/resources/templates/provision/yealink/t2x/y000000000044.cfg
index d726b8f0d..9ea9786dc 100644
--- a/resources/templates/provision/yealink/t2x/y000000000044.cfg
+++ b/resources/templates/provision/yealink/t2x/y000000000044.cfg
@@ -353,7 +353,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t2x/y000000000052.cfg b/resources/templates/provision/yealink/t2x/y000000000052.cfg
index bc96b7113..4e5e27841 100644
--- a/resources/templates/provision/yealink/t2x/y000000000052.cfg
+++ b/resources/templates/provision/yealink/t2x/y000000000052.cfg
@@ -313,7 +313,7 @@ sip.call_fail_use_reason.enable = {$yealink_sip_call_fail_use_reason_enable}
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t2x/y000000000053.cfg b/resources/templates/provision/yealink/t2x/y000000000053.cfg
index e1aece990..83030197e 100644
--- a/resources/templates/provision/yealink/t2x/y000000000053.cfg
+++ b/resources/templates/provision/yealink/t2x/y000000000053.cfg
@@ -305,7 +305,7 @@ transfer.tran_others_after_conf_enable =
 ##                                Voice                                              ##
 #######################################################################################
 
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t2x/y000000000069.cfg b/resources/templates/provision/yealink/t2x/y000000000069.cfg
index a74fd3a9d..7fddfe1ee 100644
--- a/resources/templates/provision/yealink/t2x/y000000000069.cfg
+++ b/resources/templates/provision/yealink/t2x/y000000000069.cfg
@@ -352,7 +352,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t31g/y000000000123.cfg b/resources/templates/provision/yealink/t31g/y000000000123.cfg
index e8d856cba..fd0adab2e 100644
--- a/resources/templates/provision/yealink/t31g/y000000000123.cfg
+++ b/resources/templates/provision/yealink/t31g/y000000000123.cfg
@@ -305,7 +305,7 @@ transfer.tran_others_after_conf_enable =
 ##                                Voice                                              ##
 #######################################################################################
 
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t32g/y000000000032.cfg b/resources/templates/provision/yealink/t32g/y000000000032.cfg
index 1bae73dae..4ae531554 100644
--- a/resources/templates/provision/yealink/t32g/y000000000032.cfg
+++ b/resources/templates/provision/yealink/t32g/y000000000032.cfg
@@ -305,7 +305,7 @@ transfer.tran_others_after_conf_enable =
 ##                                Voice                                              ##
 #######################################################################################
 
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t38g/y000000000038.cfg b/resources/templates/provision/yealink/t38g/y000000000038.cfg
index 7d026b31e..172f2d30d 100644
--- a/resources/templates/provision/yealink/t38g/y000000000038.cfg
+++ b/resources/templates/provision/yealink/t38g/y000000000038.cfg
@@ -305,7 +305,7 @@ transfer.tran_others_after_conf_enable =
 ##                                Voice                                              ##
 #######################################################################################
 
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t40g/y000000000076.cfg b/resources/templates/provision/yealink/t40g/y000000000076.cfg
index 38bb3217c..36778e652 100644
--- a/resources/templates/provision/yealink/t40g/y000000000076.cfg
+++ b/resources/templates/provision/yealink/t40g/y000000000076.cfg
@@ -354,7 +354,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t40p/y000000000054.cfg b/resources/templates/provision/yealink/t40p/y000000000054.cfg
index 334b6b2b8..65d2f560c 100644
--- a/resources/templates/provision/yealink/t40p/y000000000054.cfg
+++ b/resources/templates/provision/yealink/t40p/y000000000054.cfg
@@ -354,7 +354,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t41p/y000000000036.cfg b/resources/templates/provision/yealink/t41p/y000000000036.cfg
index 9bbb8eb37..a9b5a70a8 100644
--- a/resources/templates/provision/yealink/t41p/y000000000036.cfg
+++ b/resources/templates/provision/yealink/t41p/y000000000036.cfg
@@ -354,7 +354,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t42g/y000000000029.cfg b/resources/templates/provision/yealink/t42g/y000000000029.cfg
index bd56c1c9d..0b1c924db 100644
--- a/resources/templates/provision/yealink/t42g/y000000000029.cfg
+++ b/resources/templates/provision/yealink/t42g/y000000000029.cfg
@@ -354,7 +354,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t42u/y000000000116.cfg b/resources/templates/provision/yealink/t42u/y000000000116.cfg
index 965cdddcd..9962aa337 100644
--- a/resources/templates/provision/yealink/t42u/y000000000116.cfg
+++ b/resources/templates/provision/yealink/t42u/y000000000116.cfg
@@ -355,7 +355,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t46g/y000000000028.cfg b/resources/templates/provision/yealink/t46g/y000000000028.cfg
index c6a9869f5..b11576942 100644
--- a/resources/templates/provision/yealink/t46g/y000000000028.cfg
+++ b/resources/templates/provision/yealink/t46g/y000000000028.cfg
@@ -380,7 +380,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t48g/y000000000035.cfg b/resources/templates/provision/yealink/t48g/y000000000035.cfg
index cbfd25d99..75c2cffaa 100644
--- a/resources/templates/provision/yealink/t48g/y000000000035.cfg
+++ b/resources/templates/provision/yealink/t48g/y000000000035.cfg
@@ -380,7 +380,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t49g/y000000000051.cfg b/resources/templates/provision/yealink/t49g/y000000000051.cfg
index 7840103ff..69c857631 100644
--- a/resources/templates/provision/yealink/t49g/y000000000051.cfg
+++ b/resources/templates/provision/yealink/t49g/y000000000051.cfg
@@ -313,7 +313,7 @@ sip.call_fail_use_reason.enable = {$yealink_sip_call_fail_use_reason_enable}
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t4x/y000000000028.cfg b/resources/templates/provision/yealink/t4x/y000000000028.cfg
index 36d8d9a6e..6868c2a1a 100644
--- a/resources/templates/provision/yealink/t4x/y000000000028.cfg
+++ b/resources/templates/provision/yealink/t4x/y000000000028.cfg
@@ -354,7 +354,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t4x/y000000000029.cfg b/resources/templates/provision/yealink/t4x/y000000000029.cfg
index 9df0b12e6..641b4c2a6 100644
--- a/resources/templates/provision/yealink/t4x/y000000000029.cfg
+++ b/resources/templates/provision/yealink/t4x/y000000000029.cfg
@@ -354,7 +354,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t4x/y000000000035.cfg b/resources/templates/provision/yealink/t4x/y000000000035.cfg
index 72b542ad8..e0664cfa0 100644
--- a/resources/templates/provision/yealink/t4x/y000000000035.cfg
+++ b/resources/templates/provision/yealink/t4x/y000000000035.cfg
@@ -354,7 +354,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t4x/y000000000036.cfg b/resources/templates/provision/yealink/t4x/y000000000036.cfg
index d2c8e09d9..ce71e1376 100644
--- a/resources/templates/provision/yealink/t4x/y000000000036.cfg
+++ b/resources/templates/provision/yealink/t4x/y000000000036.cfg
@@ -354,7 +354,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t4x/y000000000054.cfg b/resources/templates/provision/yealink/t4x/y000000000054.cfg
index f2bd6f352..d50e9c9d4 100644
--- a/resources/templates/provision/yealink/t4x/y000000000054.cfg
+++ b/resources/templates/provision/yealink/t4x/y000000000054.cfg
@@ -354,7 +354,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);
diff --git a/resources/templates/provision/yealink/t4x/y000000000076.cfg b/resources/templates/provision/yealink/t4x/y000000000076.cfg
index d9a44d3c7..f62820efb 100644
--- a/resources/templates/provision/yealink/t4x/y000000000076.cfg
+++ b/resources/templates/provision/yealink/t4x/y000000000076.cfg
@@ -354,7 +354,7 @@ sip.nat_turn.port =
 #######################################################################################
 ##                                   Echo Cancellation                               ##
 #######################################################################################
-#Enable or disable the voice activity detection feature; 0-Disbaled (default), 1-Enabled;
+#Enable or disable the voice activity detection feature; 0-Disabled (default), 1-Enabled;
 voice.vad =
 
 #Enable or disable the comfortable noise generator; 0-Disabled, 1-Enabled (default);