Microsoft allows you to download and install Windows 10 directly from their website without any activation key. You will see a small watermark in the corner saying "Activate Windows," and personalization features (wallpaper changes, colors) are limited — but the OS works indefinitely with full security updates.
How to do it:
Rating: 2/5 Softonic acts as a third-party downloader. In the past, Softonic was notorious for bundling software with its own proprietary installer that installed adware. While they have improved their reputation slightly, downloading tools like KMSPico from the site remains a minefield. kmspico windows 10 download softonic full
KMSPico is an unofficial third-party tool that attempts to bypass Microsoft’s product activation for Windows and Office. It works by emulating a KMS server on your local machine, tricking your operating system into believing it has been legitimately activated through a corporate volume licensing channel. Microsoft allows you to download and install Windows
WARNING: Proceeding with this step is not endorsed and will not guarantee functionality or security. Download the tool (likely disguised as "KMSpico +