Sadly, if you're unable to get past the lock pattern, you'll have to perform a factory reset. Please follow the steps below to factory reset your device. Keep in mind this will delete all content from the phone.
Power off the device
Press and hold the R and M keys while pressing the Power button. You will see the red M logo on your screen then the screen with the Android-bot and a blue exclamation mark inside a white triangle
Once this screen appears, press both Volume Up and Down keys, then release to get the Android system recovery
Use the Volume Up and Volume down buttons to select wipe data/factory reset
Choose Yes -- delete all user data to confirm that you would like to wipe all data from the device and press the Return key
Your device should now cycle through the wiping/reset process and return to the Android system recovery screen
After userdata is cleared, the "reboot system now" option will be highlighted by default. Press the return key to power off/on your device
It will take a few moments to arrive at the initial Android Welcome screen.
Your phone will reboot and be back to factory settings. You can now set everything back up on your phone again.
MOTOROLA PRO PLUS Factory Data Reset