Do you still have access to the or phone number ? Do you have the original receipt or proof of purchase?
Ensure the seller has signed out and the "Hello" setup screen is visible. Download icloud Remove Tool
Bypassed devices often cannot make phone calls, use cellular data, or sign into a new iCloud account. Do you still have access to the or phone number
If you restore or update the device, the lock will likely return. 🔒 How to Verify Your Device use cellular data