Is my Windows 32-bit or 64-bit?

How to tell if your computer is running 32-bit or 64-bit Windows:

Follow these steps to find out if your computer is running 32-bit or 64-bit Windows version, and what edition of Windows is on your computer.

If you have Windows 10:

1. EITHER: Press <Windows>x then press the “y” key, OR Right-Click the Start button and click on “System”.
2. The edition of windows and bit-width is displayed in the System section near the top of the window.

If you have Windows Vista or Windows 7:

• Click the Start button, right-click Computer, and then click Properties.
  • If “64-bit Operating System” is listed next to System type, you’re running the 64-bit version of Windows Vista or Windows 7.
  • If “32-bit Operating System” is listed next to System type, you’re running the 32-bit version of Windows Vista or Windows 7.
• The edition of Windows Vista or Windows 7 you’re running is displayed underWindows edition near the top of the window.

If you have Windows XP:

• Click Start, right-click My Computer, and then click Properties.
  • If “x64 Edition” is listed under System, you’re running the 64-bit version of Windows XP.
  • If you don’t see “x64 Edition” listed under System, you’re running the 32-bit version of Windows XP.
• The edition of Windows XP you’re running is displayed under System near the top of the window.