What is O2sd.sys

O2SDRDR - O2Micro SD Reader Driver - O2Micro

File description

O2sd.sys with description O2SDRDR is a driver file from company O2Micro belonging to product O2Micro SD Reader Driver.
The file is digitally signed from O2Micro Inc. - VeriSign Time Stamping Services Signer - G2
We do not recommend removing digitally signed files from O2Micro Inc.

Automatic startup locations

011 Installed drivers

Driver update and download

Digital signatures found for this file

    Certificate 
18 O2Micro Inc. - VeriSign Time Stamping Services Signer - G2
13 Microsoft Windows Hardware Compatibility Publisher - VeriSign Time Stamping Services Signer
4 Microsoft Windows Hardware Compatibility Publisher - Microsoft Timestamping Service

MD5 security rating in our database

1 files (Safe and not signed)
35 files (Safe and digitally signed)
All versions of this file in our database are safe.
(Note that this is no guarantee that the file on your computer is safe)
Warning: Some malware might rename itself to o2sd.sys. Always make sure that your file is from a verified publisher.

User ratings for this file

File rating: Average rating of o2sd.sys: by 36 files and users.

Application errors

Fix o2sd.sys application error:  Run a FREE registry scan

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