Go to Preferences -> Package Settings -> Terminal
and select Settings-User
, which should open a blank file. Copy the content below into the file, changing the path to the location of your putty.exe
file.
{
"terminal": "c:\\Program Files\\PuTTY\\putty.exe"
}
Save the file, and you should now be able to hit CtrlAltShiftT to open PuTTY.