,i tried alt+f10 nothings happen,also f2 ,and my unit doesn't have the acer folder to try the recover management or something,it doesn't have also a disc.
In Windows versions prior to 10, you should be able to...
1. Go into "Control Panel" and then click "Recovery."
2. Next click "Advanced Recovery Methods."
3. Now click "Return your computer to factory condition."
And in 10...
To do this go to "Start", then "Settings". Next choose "Update & security" and then "Recovery" Here click "Get started" and select the option you wish to use. From here just follow the on-screen instructions to restore Windows 10 back to how it was upon leaving the factory.
In Windows versions prior to 10, you should be able to...
1. Go into "Control Panel" and then click "Recovery."
2. Next click "Advanced Recovery Methods."
3. Now click "Return your computer to factory condition."
And in 10...
To do this go to "Start", then "Settings". Next choose "Update & security" and then "Recovery" Here click "Get started" and select the option you wish to use. From here just follow the on-screen instructions to restore Windows 10 back to how it was upon leaving the factory.