In our description database there are 2 solutions for performing hard reset for Xiaomi Mi 6.
Choose the first method and follow the steps to perform a hard reset. If the first solution does not work, try the next method.
Please remember! Hard reset will delete any and all data your device contains; like pictures, contacts, messages, apps etc. Everything. Xiaomi Mi 6 device will be brought back to the same configuration as that of a brand new device.
2. Starting from the Menu, go to Settings > Backup & Reset > Factory data reset > Reset Phone > Erase Everything.
3. After the phone resets and reboots, the hard reset process will complete.