Home > Article > Operation and Maintenance > How to check whether the computer is 32-bit or 64-bit in XP system
Right-click "My Computer" and select "Properties".
In the pop-up "System Properties" window, check "System" under the "General" tab. If your computer is 64-bit, it will be clearly marked " x64", if it is not marked, your computer is 32-bit.
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