To install OS and software on multiple computers, you need to create a system image backup with a trust and reliable backup software like AOMEI Backupper, then use image deployment software to clone Windows 10, 8, 7 to multiple computers at once.
How do I install Windows 10 on multiple computers?
To move a retail copy of Windows from one PC to another you first have to uninstall it from the previous PC and then install it on the new one. Before it can be activated you’ll also need to call Microsoft and explain what you’re up to. It’s a simple process which will have you up and running in no time at all.
Can you use an OS on multiple computers?
Yes, most likely. Most computers can be configured to run more than one operating system. Windows, macOS, and Linux (or multiple copies of each) can happily coexist on one physical computer.