Windows 8.1 Pro reached its end of life on , and Microsoft no longer offers security updates or technical support for the OS. While you can still download an ISO file for reinstallation or legacy purposes, using it on an internet-connected device is generally discouraged for security reasons. 🛠️ How to Handle a Windows 8.1 Pro ISO

Select your preferred language and choose the 64-bit or 32-bit architecture. 2. Creating Bootable Media

I can also provide a guide on before you perform a clean install.

If online activation fails, you can select "Contact customer support" in PC settings to activate by phone. ⚠️ Important Considerations

Use a utility like Rufus to burn the ISO to a USB flash drive.

Many modern apps and browsers have stopped supporting Windows 8.1.

Visit the official Windows 8.1 download page on the Microsoft site.