I upgraded yesterday. Installer was stuck on 99% for maybe an hour or so, but said something like 1 minute remaining. Open the installer log to see if anything

I upgraded yesterday. Installer was stuck on 99% for maybe an hour or so, but said something like 1 minute remaining. Open the installer log to see if anything is actually happening. At first I didn't and thought it was stuck, so kept restarting the Mac and reinstall, also tried install from USB.