Get-FileHash "C:\Path\To\Your\Downloaded\Win8.1_English_x64.iso" -Algorithm SHA256 Use code with caution.
If you need to perform a clean install but have a valid license (digital license tied to your motherboard), you can use these generic setup keys to bypass the key check during download: Windows 8.1 ISO 64 bit Official Direct Link
Modern motherboards and processors lack compatible chipset, graphics, and network drivers for Windows 8.1. Get-FileHash "C:\Path\To\Your\Downloaded\Win8
Once you have successfully downloaded the Win8.1_x64.iso file (approx 4.1 GB to 5.5 GB), you need to create installation media. Windows 8.1 ISO 64 bit Official Direct Link
Before diving into the download links, it is crucial to understand why you specifically need the 64-bit architecture rather than the 32-bit version: