How to Determine If You Have a 32-bit or 64-bit Operating System on Your Computer or Laptop

The easiest way is to check which edition of Windows 7 you're running.

Here's what you need to do:

Click the Start button. Right-click "Computer." Select "Properties."

You'll see something like this:

In the "System" section, you'll see an entry for "System Type" that will tell you whether you're running the 32-bit or 64-bit version of Windows 7.

There's a more detailed article available that shows how to check for 32-bit or 64-bit on other versions of Windows.

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