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compbatt.sys

compbatt.sys was added to FreeFixer's database on 12th August 2007. The most recent search for this file was done on 8th August 2011. compbatt.sys is located in the 'C:\Windows\system32\drivers\' folder and has a size of 18280 bytes.

So far there have been 11 searches for compbatt.sys.

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 compbatt.sys:

PropertyValue
Product nameMicrosoft® Windows® Operating System
Company nameMicrosoft Corporation
File descriptionComposite Battery Driver
Internal namecompbatt.sys
Original filenamecompbatt.sys
Legal copyright© Microsoft Corporation. All rights reserved.
Product version6.0.6000.16386
File version6.0.6000.16386 (vista_rtm.061101-2205)

Digital signatures [?]

This file has a valid digital signature.

PropertyValue
Signer nameMicrosoft Windows
Certificate issuer nameMicrosoft Windows Verification PCA
Certificate serial number610b6c41000000000005

VirusTotal report

None of the 41 anti-virus programs at VirusTotal detected the file. For more details, please read the full report here.
None of the 41 anti-virus programs detected the file.

What will you do with compbatt.sys?

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



What did other users do?

The poll result listed below shows what other users chose to do with compbatt.sys:

User vote results: There were 1 vote to remove and 10 votes to keep

Hashes [?]

PropertyValue
MD582b8c91d327cfecf76cb58716f7d4997
SHA2566f06a4bc44b170bb28bf464e9bb5216d39d11cb8d442570b575a741b032eaee6

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.

andreg writes

1 thumb

My beef with compbatt.sys is that it kicks in during the boot process and apparently queries the internet about my laptop's battery. And, as my IE 7 currently doesn't work (Can't display the requested web page, or any other...), compbatt.sys conludes that I have no battery installed and puts a message to that effect in a box on my task bar. But, I've found that you can just click on the message and then on "disable" so it disappears. As for the battery, it works fine and charges normally and my laptop runs fine.
This all began yesterday 6/26/10 after I downloaded MS updates including their Update to root certificates KB93115 that, unfortunately cannot be removed. The latter interacts with ACPI which controls a number of components, including batteries for, according to Microsoft, enhancing users' experience. I've just blown some 10 hrs on this!

# 27 Jun 2010, 12:54

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