Check Windows Architecture Tool

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

How to check manually

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

About Windows System

View System Type

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

About Windows : Architecture
Did you know...

32-bit and 64-bit Windows versions use different .dll files due to their distinct data handling methods. 64-bit Windows supports both types of .dll files for maximum compatibility.