My acer won't go past acer start up screen tried pressing alt+f10 for safe mode but nothing happens
+
My acer won't go past acer start up screen tried pressing alt+f10 for safe mode but nothing happens. If I get a new hard drive and buy Windows 8 to reinstall Windows will I need original licence. Looked all over laptop and box it came in and can't find licence key. What can I do.