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Program info

Estimated safety rating


sdioassist.exe is a application which is probably NOT a virus or malware. So, if sdioassist.exe is on your system, it is probably ok, and will NOT be a cause for concern. Even if your system is virus-free, we still advise you to run a good antivirus with a good detection rate, in order to defend yourself against threats.

Executable file path


Usually, this program is located in C:\Windows\System32\SDIOAssist.exe.

MD5 hash of the executable file


The MD5 checksum for this executable is b3bbfeb98c4b7fc5e3084498a68da433.

Is running as a service


This application does NOT run as a Windows service. This is normally a good sign.

Is a 32 bit executable file


This executable runs as a 32-bit program. It can not exploit the full set of features of modern computer processors. This ordinarily happens because the authors did not upgrade it to 64-bit code.

File description


The description stored in the file is SDIOAssist.

File version

 1, 0, 0, 5

File version stored as a property 1, 0, 0, 5.



Maker O2Micro..


 Copyright (C) 2010 O2Micro.

Legal copyright notice Copyright (C) 2010 O2Micro..

Potentially dangerous functions


Some insecure functions of Windows appear to be used, such as functions for intercepting the keyboard. We advise you to perform more in-depth research about this program.

Digitally signed


sdioassist.exe has a digital signature. Nowadays most clean software applications are digitally signed.

Valid digital signature


The digital signature extracted from sdioassist.exe checks out perfectly. This is excellent.

Certifier name

 O2Micro Inc.

Digitally signed by: O2Micro Inc.

Issuer name

 VeriSign Class 3 Code Signing 2009-2 CA

Certificate's issuer name: VeriSign Class 3 Code Signing 2009-2 CA

Can be uninstalled


This program does NOT have a removal routine stored in registry.