Jul 08, 2019 · Another option is to restart your Mac in Safe Mode (add Shift key at restart) and see if it detects any issues–if so, just starting it up in Safe Mode often fixes problems. Alternatively, restart your MacBook in Startup Manager (holding down the Option Key at startup) and choose what disc you’d like to boot from.

May 13, 2020 · Download the RemoveNortonMacFiles.zip file.. Click the Finder icon in the Dock.. In the Finder window, click Downloads in the left pane under Favorites.. Do one of the following: If you downloaded the file using Safari browser, open the RemoveNortonMacFiles folder. If your Apple Mac (iMac, MacBook) screensaver does not start at all, or if you want to configure the delay after the screensaver starts on Mac you must go to the screen saver settings on Mac OS following the steps below. Go to system preferences. Go to Desktop and screen savers. Jun 10, 2020 · A newer MacBook Pro will not have a removable battery, so this will not be relevant to you if you have a newer machine. Unplug Your Accessories. It may sound strange, but if your MacBook is having trouble booting up properly, it’s worth trying to boot it with everything unplugged. Mar 14, 2018 · 2. Reset your Mac's NVRAM. If resetting Mac's SMC is not workable, you can try to reset your Mac's NVRAM. Turn off the MacBook>Restart your MacBook. Press down and hold Command, Option, R, P keys for about 20 seconds until computer restart automatically. Learn more about What is PRAM/NVRAM and How to Reset. 3. Boot up your Mac in Safe Mode

Solution 7: If You’re Mac is Stuck on a Black Screen after Booting. It is the most reported issue on the forums that while starting up the display of Mac goes black. This happens because of low power, and that’s why you can’t see the bright part of the screen.

Jul 08, 2019 · Another option is to restart your Mac in Safe Mode (add Shift key at restart) and see if it detects any issues–if so, just starting it up in Safe Mode often fixes problems. Alternatively, restart your MacBook in Startup Manager (holding down the Option Key at startup) and choose what disc you’d like to boot from.

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Using the Mac Activity Monitor to see which process is “preventing sleep” At first I thought we’d have to go to the Mac command line to solve this problem, but then I read that you can see which processes are “preventing sleep” by using the Mac Activity Monitor application. To see this, start the Activity Monitor by following these steps.