How to fix Mac OS blue screen startup error?

August 03, 2020 by Louie Sharp

 

If you've noticed a Mac OS blue screen launch, this guide should help.

 

 


mac os blue screen startup

Restart the computer and hold COMMAND and R after the call back until the menu screen appears. You can also restart your computer and hold down the OPTION key after ringing back until the Startup Manager screen appears. Select the hard drive to recover and click the down arrow button.



When the recovery menu appears, select Disk Utility. After the DU boots up, select the hard disk entry (manufacturer ID and disk size) from the list on the left. In the DU status area, you will see an entry for S.M.A.R.T. Hard disk status. If “Checked” is not displayed, the hard drive is out of order or out of order. (SMART status is not reported on Firewire or external USB drives.) If the drive is Verified, select your OS X volume from the list on the left (substring below the drive entry). Click on the First Aid tab. Then click the "Recover Disk" button. If DU reports errors that have been fixed, run Repair Disk again until errors are reported. If no errors are reported, click the Restore Permissions button. When the process is complete, exit From DU and return to the main menu.



if possible, because it's three times faster than wireless.


How do I fix a Mac startup problem?

Menus and interfaces may look slightly different depending on the operating system you are using, but their functionality is almost the same.
  1. Make sure your Mac is turned on.
  2. Turn off and on
  3. Check your ad.
  4. Start your Mac in Secure Boot.
  5. Check the file system.
  6. Reset PRAM / NVRAM.
  7. Reset SMC.


 

 

 

 

 

 

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