excel is no longer on the computer. says"check w/developer to make sure excel works w/this version of MAC OS X. may need to reinstall
excel is no longer on the computer. says check w/ delveloper to make sure excel works on this version MACOS X may need to reinstall. how do i reinstall? what is a command button? please be patient as I just started with this. thank you.
Mac mini, Mac OS X (10.7.5)
