Intermec CN51 - Reset the Computer; Perform a Factory Data Reset

Chapter 8 — Troubleshoot and Maintain the Computer
132 CN51 Mobile Computer User Manual
Reset the Computer
If the computer or an application seems to be locked up, you can try
resetting the computer to restore the operating system. You may lose
data in open apps when you reset the computer. All your settings are
saved during a reset.
1 Press and hold the Power button. This screen appears:
2 Tap Reset. The computer restarts.
Perform a Factory Data Reset
You can perform a factory data reset, which restores all default settings
on the computer and erases all data, files, and downloaded apps.
1 Start the Settings app and tap Backup & reset > Factory data
reset.
Caution: Performing a factory data reset completely erases all
data, files, and downloaded apps from the computer memory.
Back up your data and files before proceeding.