Once you receive your license code, name, and email via the purchase confirmation, you can register the software using these methods: : Open DiskGenius and click Help > Register .
| Symptom | Likely Cause | Fix | |----------|--------------|-----| | “Invalid License Code” error after typing it correctly | The key belongs to a (e.g., Enterprise key in Pro) | Verify the edition on the receipt; purchase the correct one. | | Activation fails with “Cannot connect to server” | No internet or firewall blocks license.diskgenius.com | Allow outbound HTTPS traffic for *.diskgenius.com or use the offline activation method. | | Key works on one PC, then stops on another | The key is already active on a different machine (exceeds seat count) | De‑activate the key from the first PC via the License Management Portal, then re‑activate on the new machine. | | “License expired” after a major version upgrade (e.g., v6 → v7) | You only have upgrade rights for the previous major version | Purchase an upgrade license or contact support for a discounted upgrade code. | | “License file corrupted” when using a .lic file | File got truncated or edited manually | Re‑download the license file from the portal; do not edit it. | diskgenius licence code