Circle Slash No Entry Error – After Update MacBook Pro / Air / Mini caused by KEXTs – No Reinstall

This fix is specifically for ‘No Entry’ error appearing right after a macOS update of some kind. Article with fix: https://www.ifixit.com/Answers/View/391719/Circle+with+a+slash

00:00 Intro
00:29 Disk Utility – First Aid
00:41 iFixit KEXT article
01:31 Booting into USB drive with macOS installed
03:36 Moving the KEXT files
04:50 Rebooting
05:19 Conclusion

Things you should also try when facing the ‘No Entry’ error symbol:
1) Switch on laptop and hold Cmd + R and enter recovery drive, First aid on hard drive, or reinstall macOS
2) Reset PRAM

The laptop film was a MacBook Pro Early 2011 13 inch.