To roll back to your previous Windows 7 or Windows 8.1 operating system, all you have to do is follow these simple instructions:
- Always back up your data
- Click Start > Settings
- Update & Security
- Recovery > Go Back To Windows 8.1/7 > Get Started
- You’ll be presented with a blue screen
- Fill in an option > Click Next
- Another blue screen will pop up reminding you of what you need to know
- Click Next and wait for the process to finish
- Done !!
That's it, you can now enjoy your beloved Windows 7 or Windows 8.1 on your machine. Although Windows 10 will still be available to upgrade for free within one year of availability.