How to Perform a Toshiba Factory Restore
If you experience irreparable software and registry issues on your Toshiba, restoring your system to the factory settings is a viable option. Restoring the factory settings returns your Toshiba system back to a brand new state. The method of restoration is basic and doesn't take much time. Once you restore your Toshiba, your hard drive will be free of any previous damage.
Save and back up any data you want to preserve to a flash drive.
Turn off the system by holding the power button for at least 10 seconds.
Press and hold the "0" key and simultaneously push the power button to turn the Toshiba on. Let go of the "0" key once the computer begins to beep.
Choose "Yes" to begin the system recovery.
Choose "Recovery of Factory Default Software" and select "Next." Choose the "Recover to out-of-box state." Select "Next."
Select the last "Next" to start the recovery. Allow the process to complete and reboot your system. Choose your system preferences and set the time and date.