In order to hard reset a Motorola Z6c, you should perform the following steps.
Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Motorola Z6c device will be brought back to the default configuration of a brand new device.
1. Press-hold the Power button until the phone turns on.
2. Now enter Menu > Settings > Initial setup > Master reset.
3. You now need to tap in the lock code (0000 or 1234 by default).
4. Confirm the process and wait for the phone to reset and restart. Well done.