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Having trouble with your Bitdefender Antivirus

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Q1: Please Choose Your Bitdefender Product:

Antivirus Update Error

Bitdefender antivirus update error usually occurs during Windows startup program installation. You may get this error through various error codes. For instance, the Bitdefender update failed error 1002. There may be numerous causes for this error to occur. Some of them are listed below. The solutions are also given to fix them. 


  1. Files get infected due to malware and viruses. 
  2. Unsteady internet connection. 
  3. Loads on junk files on disk. 
  4. Conflicting operating system. 
  5. You might have accidentally deleted Bitdefender files. 

Solution 1: Test Your Internet Connection 

  1. Run Speedtest and check the speed of your internet connection. Once you hit the Go button, you can check the connection speed. 
  2. Then, move to Settings and click Update & Security. After That, click Troubleshoot, and last, click Additional Troubleshooters. 
  3. Next, select Internet Connection under Get up and Running. Now, click on Run the troubleshooter to begin the internet troubleshooting. 

Solution 2: Scan Through the System File Checker 

  1. First, go to the Start Menu
  2. Then, type ‘cmd,’ right-click on the Command Prompt, and select Run as Administrator.
  3. Then, under the Administrator prompt, type ‘sfc/scannow’ and press Enter. 
  4. Let the scan get finished and close the window. 
  5. After That, restart your computer. 

Solution 3: Reinstall Bitdefender Antivirus Software 

  1. Go to the Control Panel and then move to Programs and next move to Programs and Features. 
  2. A list of installed applications will appear on your screen. Find the Bitdefender and click to choose Uninstall. 
  3. Again click Uninstall to confirm the process. 
  4. Once the uninstallation is complete, move to the official website of Bitdefender and download the app. After That, reinstall the software.
Antivirus Support

Frequently Asked Questions (FAQ's)

The Bitdefender software updates automatically. However, you can update it manually if installed on your Windows system. See how. 

    1. Go to the Bitdefender icon and right-click on it. 
    2. Then, from the menu, choose Update Now.
    3. Now Bitdefender will look for the product and updates.
    4. When new updates are available on the version, they will automatically download and install on your system.

    It indicates a proxy is active on your mac which is preventing your software from connecting to the update server. The proxy servers help in the updation of Bitdefender antivirus and don’t need authentication. Plus, it doesn’t require any program settings.

    The error code 1002 shows an update failure/error. The main cause for this error is a virus attack, an old version of Bitdefender. However, if this error occurs continuously, your PC’s performance may slow down.

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