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 ...

64-bit applications are usually installed in the “C:\Program Files” folder, while 32-bit applications install themselves in the “C:\Program Files (x86)” folder.

Office 365 is installed as a 32-bit program on your Windows PC by default. Microsoft recommends the 32-bit version, even on 64-bit systems, to avoid compatibility issues with third-party add-ons.

If you have a 64-bit CPU, download the 64-bit version, and if you have a PC with a 32-bit CPU, you’ll need the 32-bit version of Windows 10. 5.

In Windows XP, Windows Vista, or Windows 7, to check whether you are using a 32-bit or 64-bit version of Windows, please click on the Start button, right-click on the Computer menu option, and ...

Although the 32-bit version of Windows 10 (build 1803) occupied around 3GB less than the 64-bit version, 64-bit managed to load Wi-Fi and touchpad drivers for our XPS 13 while 32-bit didn't.