Should I block it?
No, this file is 100% safe to run.
 
 Additional versions
Additional versions
 
Relationships
     
    
        express.dll
USB 3.0 Boost by ASUSTeK Computer
| Version: | 1.3.3.0 | 
| MD5: | f4cf89242a76d15ee21340e6c8faba5c | 
| SHA1: | 6750ad394559438af2cc94fd4964cc96c25871e3 | 
Overview
express.dll is loaded as dynamic link library that runs in the context of a process.
 Details
Details
| File name: | express.dll | 
| Publisher: | ASUSTeK Computer Inc. | 
| Product name: | USB 3.0 Boost | 
| Typical file path: | C:\Program Files\asus\ai suite ii\usb 3.0 boost\express.dll | 
| File version: | 1.3.3.0 | 
| Product version: | 1.03.03 | 
| Size: | 865 KB (885,760 bytes) | 
| Digital DNA | 
| File packed: | No | 
| .NET CLR: | No | 
More details
 Distribution by Windows OS
Distribution by Windows OS
| OS version | distribution | 
| Windows 7 Professional | 22.22% |  | 
| Windows 8 Pro | 22.22% |  | 
| Windows 7 Home Premium | 22.22% |  | 
| Windows 7 Ultimate | 11.11% |  | 
| Windows 8 | 11.11% |  | 
| Windows 8 Pro with Media Center | 11.11% |  | 
 Distribution by country
Distribution by country
United States installs about 44.44% of USB 3.0 Boost.