You can reinstall Windows from scratch using the key productthat came with your computer, but you'll need to find the ISO first. Microsoft offers Windows files as ISOs for free if you know where to look.
Below we will see how you can download the files directly from the company, avoiding suspicious files from BitTorrent that can infect you with malware software.
Note: depending on your Windows OEM version, you may experience activation problems that you can easily overcome with a phone on the free Microsoft activation line. The important thing is to have a valid key.
Window 7
Microsoft has recently removed all Window 7 files from Digital River, but you can still download ISO directly from Microsoft, as long as you have a valid product key.
Download Window 7 from Microsoft
Window 8.1
A new option from Microsoft allows you to download the ISO without even having the key of your product.
Just run it on your computer Window Installation Media Creation Tool for Window 8
Note: It is important to know that Window 8 and Window 8.1 have different product keys.
So if you purchased Window 8 and try to install Windows 8.1 with the Window 8 key you will not be able to move on. So you need to install Window 8, enable it with your key, and then upgrade to Window 8.1 through the Window Update 8 Window.
Window 10
WindUws 10 is the latest Microsoft operating system. If you use one of the earlier versions with a legal activation key you can upgrade free of charge from your system.
Be warned that if you try to run a clean installation από το ISO, δεν θα μπορείτε να ενεργοποιήσετε το λειτουργικό. Η εγκατάσταση μέσα από το oldest operating system is the only way you can activate it.
After the first activation you can make a clean installation without any problems.
You can download the ISO you are interested in here.
