You likely have a failing hard drive or a virus. Stop trying to download Windows and run a disk check first.
Have you timed your Windows download recently? Let us know in the comments how fast (or slow) it went for you
Cancel it. Restart your router, restart your PC, and run the tool as Administrator. Something is wrong.
But 30 minutes later? You’re still staring at a progress bar.
So, you’ve finally decided to upgrade to Windows 10 or perform a fresh installation. You click the "Download" button on Microsoft’s website, sit back, and wait.