You might want to try disabling accounting first.
In the Embedded Web Server, log in as administrator, then click Permissions→Accounting
Method → None
To factory reset. Do step 1, 2, then 7
Resetting the Printer Settings
Caution:
CAUTION: Reset to Factory Defaults erases all settings and returns the printer to the original
factory state. All jobs, presets, apps, and device settings are reset. When finished, the printer
restarts and the Install Wizard starts to guide you through the setup process.
1. At the printer control panel, log in as administrator, then press the Home button.
2. Touch Device→Resets.
3. To reset the settings for 802.1X and IPsec, touch Reset 802.1X and IPsec.
4. At the confirmation message, touch Reset.
5. To delete all the downloaded fonts, forms, and macros from the printer memory storage, touch
Reset Fonts, Forms, and Macros.
6. At the confirmation message, touch Reset.
7. To reset the printer to factory defaults, touch Reset to Factory Defaults.
8. At the confirmation message, touch Reset.
