AT&T USA Unbarring / Cleaning Service Premium (Also Supports iPhone 16 - 17 Series)
Success Ratio: 85-95% (even if supported)
Eligibility test:
1. Open URL: https://www.att.com/deviceunlock/unlockstep1
2. Enter your AT&T device IMEI in the IMEI textbox
3. Click on Check compatibility
You should get one of the below error messages:
We can’t unlock this device because it has been reported as lost or stolen.
After success, you can validate your order by checking the IMEI status on the official website of AT&T: IMEI Status Check (Free)
Warranty is only available for 3 calendar days from when the order is marked as successful.