Hard Reset Huawei P1 U9200 Unlock Pattern Lock

Here are some steps:
- Power off mobile or remove and insert mobile battery.\
- Press and hold Volume Up + and Power keys together.
- When Android system recovery menu appear release the keys.
- Select Wipe data/factory reset option and press power button to confirm option.
- Select Yes…… delete ll data and press power button to confirm.
- Reboot mobile to complete the method.