I want to create a dual boot by installing windows 8.1 and windows 10 on the same computer. please provide instructions on how

[Ray W]

installation of software for a dual boot on same computer

 

[RealBeast]

Read =Installation%20and%20Setup]THIS tutorial.

 

[Fulano5321]

On mine I installed Windows 7 then upgraded to Windows 10

Then I put the Windows 7 disk back in and re-installed Windows 7 on another drive.

It automatically set up the dual boot and has been working great.