Startallback License Key Jun 2026

A license key (also known as a product key, activation key, or serial number) is a unique sequence of characters that:

This report examines:

| Symptom | Likely Cause | Fix | |---------|--------------|-----| | “Invalid license key” error at install | • Typo in the key (common: confusing “O” with “0”). • Key is for a different product version (e.g., an old v4 key). | Re‑enter the key carefully; verify you have the correct version from the purchase email. | | “Activation failed – unable to contact server” | • No internet connectivity or firewall blocks license.stardock.com (port 443). | Open outbound HTTPS to *.stardock.com . Use the offline‑activation method if internet is permanently unavailable. | | “Hardware mismatch – re‑activation required” | Major hardware change (new motherboard, CPU). | Deactivate on the old machine (if still accessible) then reactivate on the new one; contact Stardock support if you cannot access the old installation. | | License expires after 1 year | Confusion with a product (e.g., Stardock’s “Object Desktop”). | StartAllBack is perpetual; only support expires. Re‑purchase support if needed. | | Multiple devices report “license already in use” (Family licence) | Exceeds the 5‑device limit. | Remove the app from a device you no longer use, then reinstall on the new device. | | App crashes on Windows 11 22H2 | Incompatible theme file or outdated version. | Update to the latest StartAllBack 5.2.x (released March 2026). Clear the StartAllBack settings folder ( %APPDATA%\StartAllBack ) and re‑configure. | startallback license key