I updated my 2012 MacBook Pro last night to catalina and after it finished I tried to log in and the progress bar just wouldn’t fully load. I’ve restarted the computer so many times but it never loads, I’ve tried it in recovery mode too. I reinstalled the update and logged in, now it’s just constantly been loading for hours.
MacBook Pro 15", OS X 10.11
Read and follow each of its steps, all the way through and including Step 4, which directs you to:
If your Mac starts up to a blank screen
Read and follow each of it steps also, all the way through and including the end, which takes you to:
"If you still need help, please contact Apple Support."
Read and follow each of its steps, all the way through and including Step 4, which directs you to:
If your Mac starts up to a blank screen
Read and follow each of it steps also, all the way through and including the end, which takes you to:
"If you still need help, please contact Apple Support."
MacBook Pro start up issues
