Bitdefender Virus Scanner

Bitdefender Virus Scanner

Bitdefender Virus Scanner is an advanced antivirus application that is available for both Windows and Mac computers. The Bitdefender Virus Scanner for Mac free version is available on the App Store. The features such as deep system scan, custom scan, drag & drop scan are available in this Bitdefender application.

Bitdefender Virus Definitions Download   

Follow these guidelines to download Bitdefender Virus Scanner’s virus definitions.

  • On your computer’s web browser, go to ‘’ and click the ‘How to manually update’ link.
  • There will be two Bitdefender update file links on the page for 32-bit and 64-bit operating systems.
  • Click on the Bitdefender update link that is relevant to your computer’s operating system to begin downloading the Bitdefender update file on your computer.
  • Run the Bitdefender ‘weekly.exe’ update file as an administrator on your computer.
  • Click NextClick the I Accept checkbox Next Install Finish. This completes the Bitdefender virus definition update procedure.

Bitdefender Virus Definitions Update 

Follow these guidelines to download the Bitdefender virus definitions update on your computer.

  • Open ‘’ on any browser that you have installed on your computer.
  • Different versions of Bitdefender are displayed on the page with links to download both the 32-bit and 64-bit versions of the software. Click on the Bitdefender virus definitions update link that is relevant to your computer’s operating system.
  • The Bitdefender virus definitions update is downloaded on your computer. Run this Bitdefender executable file as an administrator.
  • Follow the prompts displayed by the Bitdefender virus definitions update installer to install the update. Restart the computer.

  Bitdefender Virus Mac  

Use the Bitdefender antivirus to scan your Mac computer entirely or select a specific path and scan it.Follow these guidelines to learn how you can scan your Mac computer for viruses by using Bitdefender antivirus.

  • Launch Bitdefender antivirus on your Mac computer and view the scan buttons displayed on the dashboard.
  • The four scan buttons that are available include ‘Scan Critical Locations,’ ‘Full System Scan,’ ‘Scan a Custom Location,’ and ‘Continuous Scan.’ The critical location scan scans the vulnerable folders on your Mac computer. The full system scan scans the entire Mac computer but takes a lot of time to complete.
  • The custom location scan scans a specific file, folder, or drive on your Mac computer. The continuous scan keeps the scan running in the background, constantly looking for threats and neutralizing them.
  • Click any of the four scan buttons to scan the Mac computer for viruses. These viruses will be quarantined after the scan is completed. 

Bitdefender Active Virus Control Won’t Turn On

Here are the guidelines to resolve Bitdefender module issues with modules such as Active Virus Control when they do not work as intended.

  • Go to your Windows computer's desktop, and press the Win key & R key simultaneously.
  • Enter the word ‘appwiz.cpl’ in the Run window’s text field and press Enter.
  • The Programs and Features window opens. Navigate to the Bitdefender application and right-click it. Choose Uninstall from the menu. 
  • When the Uninstall or Repair prompt appears, choose Repair. Wait until the Bitdefender application is repaired and then restart the computer.
  • If this solution does not solve the module issue, perform a disk check on your computer.
  • Navigate to the Windows desktop. Press the Windows key and E key simultaneously. The 'This PC' window opens. Right-click the drive where Bitdefender is installed and choose Properties from the list. Click the Tools tab Check .
  • Now, return to the Windows desktop once again. Press the Windows key on the keyboard. (It is usually located on the bottom-left portion of the keyboard.)
  • When the Start menu opens, type ‘cmd’ in the search field and right-click the ‘Command Prompt’ search result. Select ‘Run as administrator’ from the list and then click Yes.
  • Enter the words ‘DISM.exe /Online /Cleanup-image /Restorehealth’ without quotes in the Command Prompt window and press Enter.
  • Type the words ‘sfc /scannow’ without quotes and wait until the protected system files are scanned. Close the Command Prompt window after the scan results are displayed.