Secret Codes HUAWEI Mate 9 Pro - Hidden Mode / Tips / Tricks / Advanced Features |HardReset.Info

The step by step tutorial of using the secret codes in HUAWEI Mate 9 Pro. Check out how to open hidden mode such as Project Menu, testing menu, Google Play mode, calendar info and others. By using such tricks you can have access to hidden options, advanced features and secret info. How to use secret codes in HUAWEI Mate 9 Pro? How to open hidden mode in HUAWEI Mate 9 Pro? How to enter service mode in HUAWEI Mate 9 Pro? How to get access to service info in HUAWEI Mate 9 Pro? Which secret codes works in HUAWEI Mate 9 Pro? Read More: https://www.hardreset.info/devices/huawei/huawei-mate-9-pro/hardreset/first-method/