7/2/2023 0 Comments Startup chime stopper mac![]() ![]() Reset The SMC (System Management Controller) Once it boots up completely, you can restart to enter into a normal startup and see if the black screen issue is resolved. The Mac will now start into safe mode and might take a little longer than expected as it runs diagnostics on your startup disk. Release the Shift key when you see the login screen.Immediately press and hold the Shift key.Press the power button to turn on your MacBook. ![]() ![]() It can help you identify if third-party software or extensions are causing display issues. Safe Mode is a troubleshooting mode that starts your MacBook with only the essential system processes and drivers. Your Mac should boot normally now, although you may have lost some settings, so check System Settings to see if your display, date/time, and disk options are all in order.
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