You cannot legally download the Windows 8.1 ISO from Microsoft without a valid product key. This is the most important point in this article.
and no longer receives security updates, users with specific legacy hardware or tablet-style devices still find it valuable for its speed and touch-oriented interface. How to Download the Official ISO
To download the official Windows 8.1 disk image (ISO file), follow the steps below. Note that Microsoft has officially ended support for Windows 8.1, but the ISO may still be accessible through their tools or partners.
If your computer came pre-installed with Windows 8 or 8.1, the product key is often embedded in the UEFI BIOS. In that case, you don't even need to type it during installation – modern Windows installers will automatically detect and activate it. However, you still need to download the correct edition (Core vs. Pro).
You cannot legally download the Windows 8.1 ISO from Microsoft without a valid product key. This is the most important point in this article.
and no longer receives security updates, users with specific legacy hardware or tablet-style devices still find it valuable for its speed and touch-oriented interface. How to Download the Official ISO
To download the official Windows 8.1 disk image (ISO file), follow the steps below. Note that Microsoft has officially ended support for Windows 8.1, but the ISO may still be accessible through their tools or partners.
If your computer came pre-installed with Windows 8 or 8.1, the product key is often embedded in the UEFI BIOS. In that case, you don't even need to type it during installation – modern Windows installers will automatically detect and activate it. However, you still need to download the correct edition (Core vs. Pro).