intermittent black screen
The screen suddenly goes black and I have to login again
The screen suddenly goes black and I have to login again
A Troubleshooting Protocol to Identify Problems or Fix macOS El Capitan or Later
You should try each, one at a time, then test to see if the problem is fixed before going on to the next.
Be sure to backup your files before proceeding if possible.
- Select Disk Utility from the Utility Menu and click on Continue button.
- When Disk Utility loads select the drive (out-dented entry) from the Device list.
- Click on the Erase icon in Disk Utility's toolbar. A panel will drop down.
- Set the Format type to APFS (for SSDs only) or Mac OS Extended (Journaled.)
- Click on the Apply button, then wait for the Done button to activate and click on it.
- Quit Disk Utility and return to the Utility Menu.
- Select Reinstall OS X and click on the Continue button.
Actually, there are ten separate, possible fixes to try, not just one. You can explore Mac Troubleshooting Help - Lifewire and Generic troubleshooting- how to fix something that doesn’t work for help.
Thanks for the quick response. However I think your suggestions are way beyond what I am comfortable doing. Is that the only fix?
intermittent black screen