TIP: On Windows 11, you can use this free tool called OTVDM to run 16-bit apps. It is available on github.com. Why can’t 64-bit run 16-bit? 64-bit cannot run 16-bit because it can only handle 32 ...

To run 32-bit applications on 64-bit Windows, right-click the application and go to Properties > Compatibility. Select Run this program in compatibility mode for and choose the version in which ...

If you want to know if an installed software or program is 32-bit or 64-bit, then 1 of these 4 tricks will tell you if it is a 32-bit or 64-bit app.

You may not have noticed, but most Windows 8.1 tablets run in 32-bit mode despite having a 64-bit processor. That's about to change.

The 64-bit support baked into Build 21277 can run native x86-64 applications or take 32-bit applications like Chrome for Windows on ARM and run them in 64-bit mode.

64-bit apps on Windows on Arm are a work in progress: some are native, many work well with the new 64-bit emulation, but others will have to wait for more support in insider builds of Windows.

Remember the transition from 16-bit to 32-bit operating systems? Larry Seltzer examines the comparative inertia surrounding the 64-bit transition.