Triyng to download the engine but tells me the file is corrupt

when the download finish 100% it goes back to 86% and when finish again it tells me file is corrupted.

  1. Deinstall the launcher + the Engine
  2. Restart your machine
  3. Be sure VS etc is not started
  4. Use a software like CCleaner
  5. For installation deactivate the firewall
  6. Reinstall