All the steps to fix the Grey Screen Flashing Question Mark folder during mac startup...

I recommend you best work through the steps in order, your problem may be a more straightforward fix than mine. Wishing you the best of luck!
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SEE MY OTHER VIDEO 'How to replace your SSD' here:    • How to Upgrade Macbook Pro SSD Hard D...  

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AS MENTIONED IN THE VIDEO:

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TIMESTAMPS:
0:00 Intro
0:50 Basic Check Screen Brightness
1:05 Reset PRAM NVRAM
1:57 Check Bootable Drive
3:00 Repair Your Hard Drive HD
3:51 Recovery Mode + Time Machine Drive
4:09 Disk Utility
5:07 ReInstall Mac OS
7:08 MUST DO Final Tip Closing thoughts

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TAGS:
#Macbook #Imac #FlashingFolder

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DISCLAIMER:

All opinions mentioned are my own, I AM NOT A MAC EXPERT. The views mentioned are based on my personal knowledge/understanding. Try the methods at your own risk. The video opinions are open to friendly debate. Any sponsorship will be acknowledged in the video, or added below. This channel is for Educational and entertainment purposes only.

SPONSOR DISCLAIMER:
This video is Sponsored by 'iBoysoft Data Recovery for Mac'. Do your own research before using, or buying. I may, or may not have used the product personally. Use any sponsored links at your own risk. This channel is not liable for any actions you may take.