In this video, I explain how to quickly do a complete re-installation of MSFS if you already have an installation. With this method, there is no need to re-download all the contents again. This is a huge time-saver! Topics: -Overview of the MSFS main folders -Legacy vs modern installations -Clearing shader cache -Fast re-installation of the sim -Increase download speeds How to convert to modern (unencrypted) install: https://parallel42.com/blogs/wiki/converting-my-sim-install-from-legacy-to-modern Shader cache folders: %userProfile%\AppData\LocalLow\NVIDIA\PerDriverVersion\DXCache %localAppData%\NVIDIA\GLCache %localAppData%\D3DSCache How to reboot into safe mode: https://imgur.com/gallery/O2KzyWs 7-zip: https://www.7-zip.org/ FastCopy: https://fastcopy.jp/ Addons Linker: https://flightsim.to/file/1572/msfs-addons-linker Proton VPN: https://www.protonvpn.com/ UserCfg.opt location: %localAppData%\Packages\Microsoft.FlightSimulator_8wekyb3d8bbwe\LocalCache My settings tutorial: https://www.youtube.com/watch?v=1ldDZNtYmPE