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Having trouble with your Bitdefender Antivirus

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Q1: Please Choose Your Bitdefender Product:

Antivirus Not Working

Bitdefender antivirus software may sometimes not work correctly and show some errors. Also, it may not respond properly. In that case, you may need to reinstall Bitdefender on the same device. There might be a few causes of Bitdefender not responding. We have listed some of those with their solutions below.


  1. The software program was not installed properly. 
  2. Other conflicting security tools on your system, e.g., Windows Defender. 
  3. Conflict due to leftovers of the prior installations.

Solution 1: Reinstall Bitdefender

  1. Open the Run box on your computer by pressing Windows and R keys together. 
  2. Then, type appwiz.cpL in the box and press enter. 
  3. Then, you will see Uninstall or change a program in the Control Panel. Navigate the Bitdefender in the list, right-click on it, and select Uninstall. 
  4. After that, you will see a wizard. Then, select Reinstall. 
  5. An uninstallation window will appear; wait for the uninstallation and click on Restart device.
  6. Once the system restarts, Bitdefender will download again.
  7. When the download is finished, click on Install and wait for the process to finish.
  8. Lastly, click on Finish.
  9. Your product has been successfully reinstalled.

Solution 2: Uninstall Bitdefender

  1. Move to Start, go to the Control Panel, and choose Uninstall a program. Then, go to Programs and Features. 
  2. Find Bitdefender and tap Uninstall. Then, click Next. 
  3. Once the uninstallation is completed, Reboot your system. 
  4. In Windows 10, go to the Windows icon and then Settings. Open the app icon and find Bitdefender. 
  5. Next, select Uninstall. Pick your option to remove and then click on Remove. 
  6. To confirm the uninstallation, remove the software using the Uninstall tool and then reinstall Bitdefender. 
  7. You can download the uninstall tool for Bitdefender from its official website as per your OS version. 
  8. Lastly, restart your computer and follow the displayed instructions to reinstall Bitdefender.
Antivirus Support

Frequently Asked Questions (FAQ's)

If your Bitdefender is not responding and showing errors, it may be due to conflicting programs and corrupted files. In this case, you may need to uninstall and reinstall Bitdefender to fix it.

The primary function of an antivirus is scanning your computer. If the Bitdefender is unable to scan, it may be due to incorrect installation or the leftovers of previous software. Plus, interference with other security tools, like Windows Defender.

Yes, Bitdefender Total Security detects a wide range of malware and threats, including viruses, worms, e-threats, Trojans, ransomware, and spyware. All your data and privacy will be safe.

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