Which Windows operating system am I running?

This PC is running: Windows XP

If you want to check another PC or if you want find out more about this PC, try the following steps.

Check for operating system info in Windows 8.1 or Windows RT 8.1

1. Swipe in from the right edge of the screen, tap Settings, and then tap Change PC settings.
   (If you're using a mouse, point to the lower-right corner of the screen, move the mouse pointer up, click Settings, and then click Change PC settings.)
2. Tap or click PC and devices, and then tap or click PC info.
3. Look under Windows for the version and edition of Windows that your PC is running.

Here's what the Start screen looks like in Windows 8.1 and Windows RT 8.1.

Check for operating system info in Windows 8 or Windows RT

1. On the Start screen, type Computer, press and hold or right-click Computer, and then tap or click Properties.
2. Look under Windows edition for the version and edition of Windows that your PC is running.

Here's what the Start screen looks like in Windows 8 and Windows RT.

Check for operating system info in Windows 7 or Windows Vista

1. Click the Start button , enter Computer in the search box, right-click Computer, and then click Properties.
2. Look under Windows edition for the version and edition of Windows that your PC is running.

Here's what the Start menu looks like in Windows 7 and Windows Vista.

Check for operating system info in Windows XP

• Click the Start button , click Run, type winver, and then press Enter.