What is o2flash.exe?

o2flash.exe is part of O2 MS1/MP1 Service and developed by O2Micro International according to the o2flash.exe version information.

o2flash.exe's description is "O2 Flash Memory Service"

o2flash.exe is digitally signed by O2Micro Inc..

o2flash.exe is usually located in the 'C:\Windows\System32\drivers\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about o2flash.exe.

If you have additional information about the file, please share it with the FreeFixer users by posting a comment at the bottom of this page.

Vendor and version information [?]

The following is the available information on o2flash.exe:

PropertyValue
Product nameO2 MS1/MP1 Service
Company nameO2Micro International
File descriptionO2 Flash Memory Service
Internal nameflashser
Original filenameO2Flash.exe
Comments2006.10.19 lasted update
Legal copyrightCopyright (C) 2005 O2Micro International
Product version1, 0, 0, 3
File version1, 0, 0, 3

Here's a screenshot of the file properties when displayed by Windows Explorer:

Product nameO2 MS1/MP1 Service
Company nameO2Micro International
File descriptionO2 Flash Memory Service
Internal nameflashser
Original filenameO2Flash.exe
Comments2006.10.19 lasted update
Legal copyrightCopyright (C) 2005 O2Micro Internati..
Product version1, 0, 0, 3
File version1, 0, 0, 3

Digital signatures [?]

o2flash.exe has a valid digital signature.

PropertyValue
Signer nameO2Micro Inc.
Certificate issuer nameVeriSign Class 3 Code Signing 2009-2 CA
Certificate serial number69aa3cdb7d0b293f01350478c96f2e8f

VirusTotal report

None of the 46 anti-virus programs at VirusTotal detected the o2flash.exe file.

None of the 46 anti-virus programs detected the o2flash.exe file.

Folder name variants

o2flash.exe may also be located in other folders than C:\Windows\System32\drivers\. The most common variants are listed below:

Hashes [?]

PropertyValue
MD54e37455db16aec75862b1d0bc35b589e
SHA256f60fce0c3e6c1559b0a8e0a032afd30216e1de2142e8e4c181c43db6c4b5a443

Error Messages

These are some of the error messages that can appear related to o2flash.exe:

o2flash.exe has encountered a problem and needs to close. We are sorry for the inconvenience.

o2flash.exe - Application Error. The instruction at "0xXXXXXXXX" referenced memory at "0xXXXXXXXX". The memory could not be "read/written". Click on OK to terminate the program.

O2 Flash Memory Service has stopped working.

End Program - o2flash.exe. This program is not responding.

o2flash.exe is not a valid Win32 application.

o2flash.exe - Application Error. The application failed to initialize properly (0xXXXXXXXX). Click OK to terminate the application.

What will you do with o2flash.exe?

To help other users, please let us know what you will do with o2flash.exe:



What did other users do?

The poll result listed below shows what users chose to do with o2flash.exe. 38% have voted for removal. Based on votes from 8 users.

User vote results: There were 3 votes to remove and 5 votes to keep

NOTE: Please do not use this poll as the only source of input to determine what you will do with o2flash.exe. Only 8 users has voted so far so it does not offer a high degree of confidence.

Malware or legitimate?

If you feel that you need more information to determine if your should keep this file or remove it, please read this guide.

Please select the option that best describe your thoughts on the information provided on this web page


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Comments

Please share with the other users what you think about this file. What does this file do? Is it legitimate or something that your computer is better without? Do you know how it was installed on your system? Did you install it yourself or did it come bundled with some other software? Is it running smoothly or do you get some error message? Any information that will help to document this file is welcome. Thank you for your contributions.

I'm reading all new comments so don't hesitate to post a question about the file. If I don't have the answer perhaps another user can help you.

Virg writes

0 thumbs

This program installs when you "Flash"update Phoenix Bios. Probably other Bios brands too! My Laptop is 7 yrs old,there will be no more Bios updates so I can remove it ,less files in the ROOT the better,

# 23 Mar 2015, 15:39

Roger Karlsson writes

0 thumbs

Thank you Virg!

# 26 Mar 2015, 8:00

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