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Source Link : https://mykodiaddons.com/install-project-m-kodi/
Launch Kodi
Press SYSTEM then File Manager
Press Add Source
Press None
Type http://mwiz.uk/repo/ and Press Done
Enter a name for media Source, type Merlin & Press OK
Go back to Home Screen
Press SYSTEM
Press Add-Ons
Press Install from zip file
Press Merlin
Press repository.merlin.zip
Wait for Add-on enabled notification
Press Install from Repository
Select Merlin Repository
Press Video add-ons
Press Project M
Press Install
Wait until you see Project M Add-on installed message
Project M is now installed and ready to use.