Make sure you’re signed in with an administrator account. Open File Explorer (Windows key + E) and navigate to: C:\Windows\SysWOW64\ Note: If you don’t see AsIO.sys inside this directory, this method ...

(SYStem file) A file extension commonly used for DOS/Windows drivers, such as ANSI.SYS, HIMEM.SYS and KEYBOARD.SYS. See system file. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other ...