Chosen Solution

some of my keyboard keys has gone, so i’m trying to program the other keys that still working to press the damaged keys when i press them twice, is that possible? and is there any program that can help me doing that? thanks a million!

Sorry I don’t know of any way to remap the keys like that. As it turns out fixing your problem is not that hard or overly expensive. Here’s the IFIXIT guide MacBook Pro 13" Unibody Mid 2012 Upper Case Replacement and the needed part MacBook Pro 13" Unibody (Early 2011-Mid 2012) Upper Case I think in the long haul this will end up being better.