Sometimes, a new update introduces a bug or a UI change you dislike. If you have a copy of the offline installer for an older version (or simply the current stable version), you can keep it as a backup. This allows you to reinstall a specific version without forcing an immediate update upon launch.

Once downloaded, disconnect your internet (optional test) and run the .exe . It will install without needing to download anything else.

If you are a casual user with high-speed fiber internet, the web installer might seem sufficient. However, there are compelling reasons why tech enthusiasts and IT professionals prefer the offline route:

: Launch the file. If it’s an .exe , it will install normally. If it's an .msixbundle , you may need to use the Add-AppxPackage command in PowerShell.

Antivirus software (like McAfee or Norton) is scanning the large .msi file in real-time. Fix: Pause "Real-time protection" for 5 minutes, run the installer, then re-enable it.

As of 2026, Meta is gradually shifting toward . The current Windows version is a hybrid Electron app.