Check Windows Architecture Tool

This web tool will detect and display your operating system, system architecture (32/64-bit) and .dll compatibility.

Results

How to check manually

Click the 'Start' menu and enter 'About your PC'.

Either "32-bit" or "64-bit" will be displayed under the system type.

You may also like...

What are.DLL Files?

Learn about .dll files and why they are essential.

How to install .dll files.

Easy to follow instructions for installing .dll files.

CPU Architecture Checker

Check if your system is running on 32-bit or 64-bit.