Here I have two OS in my laptop one Window 10 in C: drive and second is Window 7 in F: drive. When I start my laptop it ask select one OS. So how to remove Window 7 in my laptop without format my F:drive ?
You could follow my instructions to solve your issue:
- Right-click on "My Computer" and choose "Properties"
- From the left menu, choose "Advanced System Settings"
- From the Windows "System Properties," choose "Settings" default operating
- In "System," choose your Windows 10 as default boot and un-check "Time" to display list of operating systems