You must use the hard reset method.
To unlock your or Samsung Galaxy A55 Go to product viewer dialog for this item. how to unlock f sa55 hardresetinfo updated
: If you've forgotten these details, you may need a specific FRP bypass tool or to follow updated video tutorials provided by sites like HardReset.info to activate the phone with a new account. Important Considerations How to Unlock F+ SA55? - HardReset.info You must use the hard reset method
Note: This guide covers general hard-reset concepts and troubleshooting for devices in the “F SA55” family (assumed smartphone/embedded device). If your device is a different model, firmware, or locked by carrier/enterprise management, results may vary. or locked by carrier/enterprise management
Once the process finishes, select "Reboot system now." Method 2: Unlock Using Samsung "SmartThings Find"