Xtool: Activation Code
Activation codes are cryptographically signed with an expiration timestamp. If your computer’s internal clock is set to 2022 (or 2030), the signature will fail.
The activation code is typically printed on a physical "Certificate of Quality" or a piece of paper found inside the product packaging. It is often located right next to the device's Serial Number (SN). xtool activation code
If you're looking for your own code or need help with activation: follow the offline method:
If your workshop PC is air-gapped (no Wi-Fi), follow the offline method: xtool activation code