I have a 2014 rMBP that is still running Sierra (not even High Sierra). I put off updating it due to Software compatibility complications and eventually just started doing most of my work on my desktop, since the MacBook became slow anyways.
Now I need it for a job and I need to get it to the...
I am trying to reinstall OS X on a 2009 erased iMac. When trying to input the apple ID and password to reinstall, I get the "try again later" message since that apple ID was not the original one to install the software. I have tried downloading software (Sierra since El Capitan was not available...