--- a/avidemux_core/ADM_coreUtils/src/prefs2.conf
+++ b/avidemux_core/ADM_coreUtils/src/prefs2.conf
@@ -54,7 +54,7 @@ string:alt_delete,                     "
 }
 #
 update{
-bool:enabled,                          1,      0,      1
+bool:enabled,                          0,      0,      0
 uint32_t:lastCheck,                    0,      0,      5000 # Days since 01/01/2016
 }
 #
--- a/avidemux_core/ADM_coreUtils/src/prefs2_pref.h
+++ b/avidemux_core/ADM_coreUtils/src/prefs2_pref.h
@@ -43,7 +43,7 @@ static optionDesc myOptions[]={
 { KEYBOARD_SHORTCUTS_ALT_BEGIN,"keyboard_shortcuts.alt_begin"         ,ADM_param_stdstring  	,"S",	0,	0},
 { KEYBOARD_SHORTCUTS_ALT_END,"keyboard_shortcuts.alt_end"             ,ADM_param_stdstring  	,"E",	0,	0},
 { KEYBOARD_SHORTCUTS_ALT_DELETE,"keyboard_shortcuts.alt_delete"       ,ADM_param_stdstring  	,"Delete",	0,	0},
-{ UPDATE_ENABLED,"update.enabled"                                     ,ADM_param_bool    	,"1",	0,	1},
+{ UPDATE_ENABLED,"update.enabled"                                     ,ADM_param_bool    	,"0",	0,	0},
 { UPDATE_LASTCHECK,"update.lastCheck"                                 ,ADM_param_uint32_t	,"0",	0,	5000},
 { LASTFILES_LASTDIR_READ,"lastfiles.lastdir_read"                     ,ADM_param_stdstring  	,"",	0,	0},
 { LASTFILES_LASTDIR_WRITE,"lastfiles.lastdir_write"                   ,ADM_param_stdstring  	,"",	0,	0},