Reset Via Master key
- Start by turning your handset on, to do it press Power button.
- Then dialling screen of your device type this code in dialer: ##258741
- Next on confirm whole Factory reset process by tapping Call key again.
- Now your phone should reboot.
Firmware Upgrade
- Make sure that there is an UPDATE.APP under the dload. Copy the Main package of dload in PC to dload of SD card.
- Make sure your handset is power off. Insert the MICRO SD card into the handset. Pressing the Volume Up key and Volume Down key, then press the POWER key to power on the
- phone, and Volume Up key and Volume Down key should be pressed more than 3 seconds, then enter the Software Upgrade Mode.
- Phone will restart automatically after the upgrade process finished, and then need restore phone to factory defaults.
Huawei U9510 hard reset
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Oleh
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