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Dell e7470


Akv

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Replace the EFI folder with the EFI from your USB installer

I don't use kext utility but these commands with I rebuild my cache

      sudo chmod -Rf 755 /L*/E*

      sudo chown -Rf 0:0 /L*/E*

      sudo touch -f /L*/E*

      sudo chmod -Rf 755 /S*/L*/E*

      sudo chown -Rf 0:0 /S*/L*/E*

      sudo touch -f /S*/L*/E*

      sudo kextcache -Boot -U /

 

or run this script from terminal with sudo command

permission.sh.zip

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