- Framework 13/16, ThinkPad T480/X270, MinisForum UM790, Librem 14
- Back up your data.
- Boot GuardOS USB (UEFI).
- Installer: choose Full Disk (LUKS2) or Dual Boot.
- Create passkeys (FIDO2) and recovery key.
- Reboot; enroll Secure Boot keys (if prompted).
- App Center → install needed apps (Flatpak).
- Connect FIDO2 key for seamless login.
- (Optional) Enable Travel/Untrusted Wi‑Fi WireGuard profile.
Rollback: Settings → Updates → “Rollback to previous snapshot”.