License Key For Folder Guard Free

: A "Welcome" screen typically appears when you run the program. : Click the "Enter License Key" Input Details

| Problem | Likely cause | Solution | |--------|-------------|----------| | “Invalid key” | Typo or wrong version | Re-copy key; ensure version matches (v9 key ≠ v10) | | “Key already used” | License exceeded allowed PCs | Deactivate on old PC first, or buy additional license | | Activation fails | Firewall blocking | Temporarily disable firewall, activate, then re-enable | | Trial still shows | Key not applied correctly | Re-enter key as admin (right-click → Run as Administrator) | license key for folder guard