ASIDE FROM LARRY'S EFFECTIVE TECHNIQUE ON HOW TO RESTORE TOSHIBA TO FACTORY DEFAULT SETTINGS, THIS IS ONE THING WORTH GIVING A TRY.
1)Save your files first to an external memory storage like a memory stick or whatever u may have, plug in your laptop to the ac outlet.then...
2)Shut down your computer, turn it on then immediately press "f8" repeatedly then u will see the option at the bottom of the screen "press f2 to log to boot manager" press it fast or else you'll have to repeat everything again
3)Then there is the option at the top "To access advanced boot option press "f8" ,press it.
3)Under "Advanced Boot Option",highlight the option"Repair Your Computer" and press enter. 3)System recovery option menu will show up, select country and keyboard layout then press next.
4)Then there is the option to log in as a local user so you can access recovery option,enter your password.
5)After that the "System Recovery Option" will be visible,just choose what action u like
a)Start up Repair
c)Windows PC Complete Restore
d)Windows Memory diagnostic tool
f)Toshiba Recovery Wizard.
Select "Toshiba|Recovery Wizard",then select the option that says "Restore to factory default out of box state."
6)There will be a warning that all files will be lost, dont worry just go on because all the files will be rewritten just like when u first bought it. Cheers