Chosen Solution
my key caps fell off and i dont know how to put them back on. i can type perfectly fine. the issue is that the key caps are loose and keep coming off when i type. only 3 of the keys are affected, but it is annoying.
Visit an Apple Store or authorized service center to get them replaced for FREE! Apple has an extended warranty program that covers the keyboard Keyboard Service Program for MacBook, MacBook Air, and MacBook Pro