The upgrade will not attract any new license cost if the existing license is genuine. In this post, we will share how you can check if you can upgrade to 64 bit Windows 10 on the same PC.

In this guide, we'll show you the proper steps to upgrade from the 32-bit to the 64-bit version of Windows 10 without purchasing a new license.

To upgrade Windows 10 to 64-bit, you'll have to perform a clean install, so back up all your data; ensure you have a 64-bit CPU. Download the Windows Media Creation Tool to create a 64-bit Win 10 ...

If your 64-bit PC is running XP Home, you must first spend about $150 to $190 to upgrade to XP Pro. Microsoft will then send you the Windows x64 installation disc for just $12, to cover shipping.