Modificar o seguinte valor de registro funciona no meu laptop com touchpad sináptico, espero que ajude, lembre-se de fazer backup primeiro
Windows Registry Editor Version 5.00
;enable 3 finger flick
[HKEY_CURRENT_USER\Software\Synaptics\SynTPEnh\ZoneConfig\TouchPadPS2\Plugin Zone]
"UserZoneFlags"=dword:00000431
;actionid3 = right flick
;actionid7 = left flick
;dword 1c = macro key
[HKEY_CURRENT_USER\Software\Synaptics\SynTP\TouchPadPS2FingerGestures]
"PlugInID3"="SynTP"
"ActionID3"=dword:0000001c
"PlugInID7"="SynTP"
"ActionID7"=dword:0000001c
;macro key
[HKEY_CURRENT_USER\Software\Synaptics\SynTPEnh\PlugInConfig\TouchPadPS2FingerGestures]
;left flick macro = ctrl + alt + shift + tab
"ConfigID7KeyMacroBin"=hex:01,00,00,00,00,00,00,00,00,00,00,00,63,00,74,00,\
72,00,6c,00,20,00,61,00,6c,00,74,00,20,00,74,00,00,00,00,00,00,00,00,00,00,\
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,\
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,\
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,\
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,02,\
00,00,00,09,04,09,04,00,00,00,00,09,04,00,00,00,00,00,00,01,00,00,00,00,00,\
00,00,11,00,00,00,02,00,00,00,00,00,00,00,00,00,00,00,01,00,1d,00,00,00,00,\
00,00,00,00,00,00,00,00,00,01,00,00,00,00,00,00,00,01,00,00,00,00,00,00,00,\
12,00,00,00,02,00,00,00,00,00,00,00,00,00,00,00,01,00,38,20,00,00,00,00,00,\
00,00,00,00,00,00,00,01,00,00,00,00,00,00,00,01,00,00,00,00,00,00,00,10,00,\
00,00,02,00,00,00,00,00,00,00,00,00,00,00,01,00,2a,20,00,00,00,00,00,00,00,\
00,00,00,00,00,01,01,00,00,00,00,00,00,01,00,00,00,00,00,00,00,09,00,00,00,\
02,00,00,00,00,00,00,00,00,00,00,00,01,00,14,20,00,00,00,00,00,00,00,00,00,\
00,00,00,01,01,00,00,00,00,00,00,01,00,00,00,00,00,00,00,09,00,00,00,00,00,\
00,00,00,00,00,00,00,00,00,00,01,00,14,e0,00,00,00,00,00,00,00,00,00,00,00,\
00,00,00,00,00,00,00,00,00,01,00,00,00,00,00,00,00,10,00,00,00,00,00,00,00,\
00,00,00,00,00,00,00,00,01,00,2a,e0,00,00,00,00,00,00,00,00,00,00,00,00,00,\
00,00,00,00,00,00,00,01,00,00,00,00,00,00,00,12,00,00,00,00,00,00,00,00,00,\
00,00,00,00,00,00,01,00,38,c0,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,\
00,00,00,00,00,01,00,00,00,00,00,00,00,11,00,00,00,00,00,00,00,00,00,00,00,\
00,00,00,00,01,00,1d,c0,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,\
00,00,00
;right flick macro = ctrl + alt + tab
"ConfigID3KeyMacroBin"=hex:01,00,00,00,00,00,00,00,00,00,00,00,63,00,74,00,\
72,00,6c,00,20,00,61,00,6c,00,74,00,20,00,74,00,00,00,00,00,00,00,00,00,00,\
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,\
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,\
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,\
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,02,\
00,00,00,09,04,09,04,00,00,00,00,09,04,00,00,00,00,00,00,01,00,00,00,00,00,\
00,00,11,00,00,00,02,00,00,00,00,00,00,00,00,00,00,00,01,00,1d,00,00,00,00,\
00,00,00,00,00,00,00,00,00,01,00,00,00,00,00,00,00,01,00,00,00,00,00,00,00,\
12,00,00,00,02,00,00,00,00,00,00,00,00,00,00,00,01,00,38,20,00,00,00,00,00,\
00,00,00,00,00,00,00,01,00,00,00,00,00,00,00,01,00,00,00,00,00,00,00,09,00,\
00,00,02,00,00,00,00,00,00,00,00,00,00,00,01,00,14,20,00,00,00,00,00,00,00,\
00,00,00,00,00,01,00,00,00,00,00,00,00,01,00,00,00,00,00,00,00,09,00,00,00,\
00,00,00,00,00,00,00,00,00,00,00,00,01,00,14,e0,00,00,00,00,00,00,00,00,00,\
00,00,00,00,00,00,00,00,00,00,00,01,00,00,00,00,00,00,00,12,00,00,00,00,00,\
00,00,00,00,00,00,00,00,00,00,01,00,38,c0,00,00,00,00,00,00,00,00,00,00,00,\
00,00,00,00,00,00,00,00,00,01,00,00,00,00,00,00,00,11,00,00,00,00,00,00,00,\
00,00,00,00,00,00,00,00,01,00,1d,c0,00,00,00,00,00,00,00,00,00,00,00,00,00,\
00,00,00,00,00,00,00