This sounds like you may need to restore the Firmware defaults and save them.
This can be done from the LCD using RESTORE FAILSAFE and STORE MEMORY or sending M502 - Factory Reset and M500 - Save Settings commands to your 3D Printer..
This can be done from the LCD using RESTORE FAILSAFE and STORE MEMORY or sending M502 - Factory Reset and M500 - Save Settings commands to your 3D Printer..