Moving Engine and Project folders to another drive

Hi, Platypus. These steps worked for me in this order.

Moving Projects

  1. • Close Epic Games Launcher.
    
  2. • Copy C:\Users\[name]\Documents\Unity Projects to D:\UnrealEngine\Unreal Projects.
    
  3. • Open Epic Games Launcher.
    
  4. • My Projects will have disappeared.
    
  5. • Navigate to D:\Unity Projects.
    
  6. • Double-click on each Project (.uproject).
    
  7. • The project will be loaded and then appear in the list of My Projects in Epic Games Launcher.
    
  8. • Close Project.
    
  9. • Delete/archive C:\Users\[name]\Documents\Unity Projects when your projects are verified working.
    

Moving Engine on Windows 8.1

  1. • Copy C:\Program Files\Epic Games to D:\Epic Games (21+ GB)
    
  2. • Right click on Epic Games Launcher in Start Menu > Open File Location.
    
  3. • Right click on Epic Games Launcher program and click on Properties.
    
  4. • Change Target from
    
    “C:\Program Files\Epic Games\Launcher\Engine\Binaries\Win64\EpicGamesLauncher.exe”
    To
    “D:\Epic Games\Launcher\Engine\Binaries\Win64\EpicGamesLauncher.exe”
  5. • Change Start in from
    
    “C:/Program Files/Epic Games/Launcher/Engine/Binaries/Win64/”
    To
    “D:/Epic Games/Launcher/Engine/Binaries/Win64/”
  6. • Open Epic Games Launcher.
    
  7. • Does a check for update.
    
  8. • Message:  Project files not associated
    
  9.         ○ uproject files are not associated with this Launcher.  Would you like to associate them now?
    
  10.    ○ Choose Fix Now.
    
  11.    ○ User Asset Controller window may appear.  Choose Continue.
    
  12. • Close Epic Games Launcher.
  13. • Restart your computer.
  14. • Open Epic Games Launcher.
  15. • Under Unreal Engine tab, click on Repair for your UE version.
  16.    ○ Click on it until Queued.
    
  17.    ○ It'll then say Verifying.
    
  18. • Good to go!

Downloading from Marketplace

  1. • Click on Free/Buy button then the Download button.
  2. • Files are downloaded to new D:\Epic Games\Launcher\VaultCache