a800f frp unsuceesful

Platform: Samsung Android
Selected port: COM3
Selected model: SM-A800F
To put SM-A800F into Download Mode, You have to perform the
following steps:
1. Reconnect the battery.
2. Press and hold "Volume-" + "Home" + "Power ON" keys.
3. When phone turns on, press "Volume+" key.
Searching for a phone. Please wait…
Phone found.
Resetting FRP lock..success
Resetting EE lock..success
Resetting Samsung Account lock..not supported

unsuccesful plz help me