Having problems with your Dell Dimension 8400 PC Desktop ?

My computer keeps shutting off.

\015 My computer keeps randomly shutting off. Sometimes it takes hours and sometimes just a few minutes.\015

Answers :

Scan your hardisk with antivitus
Thank you for writing to Fixya.

Well crashing of Windowscould be of several reasons.e.g. Virus infection, Spyware Infection,Corrupted User Account, Driver issue. Here's few steps that could helpyou in this:
Ways to improve your computer's performance:
http://windowshelp.microsoft.com/Windows/en-US/Help/83ec0ffe-ee04-4d53-8b87-25d1f05c954e1033.mspx

Thishelp yourself post will help you improve the performance of yourmachine. Also follow the below steps to check for the security threats.

"Unexplained computer behavior may be caused by deceptive software".

1.
Run the Microsoft Windows Malicious Software Removal Tool
2. Download ATF Cleaner by Microsoft MVP Atribune from http://www.atribune.org/
- Double-click ATF-Cleaner.exe to run the program.
- Click Select All found at the bottom of the list.
- Click the Empty Selected button.
- Click Exit on the Main menu to close the program.
- Shutdown/restart the computer.

3. Next, download Malwarebytes' Anti-Malware to your desktop.
[Malwarebytes' Anti-Malware was created by a Microsoft MVP and is free for personal use].
- Double-click mbam-setup.exe and follow the prompts to install the program.
-At the end, be sure a checkmark is placed next to Update Malwarebytes'Anti-Malware and Launch Malwarebytes' Anti-Malware, then click Finish.
- If an update is found, it will download and install the latest version.
- Once the program has loaded, select Perform full scan, then click Scan.
- When the scan is complete, click OK, then Show Results to view the results.
- Be sure that everything is checked, and click Remove Selected.

4. Download, install, update and run: SUPERAntispyware (freeware)
- How do I download and install SUPERAntiSpyware?
- Customer Service and Product Support (FAQs)

5. If still no joy see and follow carefully:
"Checking for/Help with Spyware, Malware and Hijackware"



Once you are sure enough that, it's not the Spyware. Now the next step will be to perform the Windows Update. After performing the Windows Update, check if problem exist. Also you can check the Event Viewer under Control Panel -> Administrative Tool & look for which exact service is causing the problem.

Hope this would help !

Regards
Anurag Shukla
Repair Help & Product Troubleshooting for Dell Dimension 8400 PC Desktop

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