Bitdefender Antivirus Engine Install Failed Error Code 3017

The Bitdefender Antivirus engine encounters installation errors when the other operations on the computer like maintenance and restoration require to perform a restart operation. To resolve the installation issues, perform the suggestions mentioned below.

Remove or Uninstall the Bitdefender Antivirus:

Remove or Uninstall the Bitdefender Antivirus Engine on the computer; before that, one must turn off the Managed Antivirus feature of the Bitdefender. By doing this, all the files of the Antivirus are removed from the computer.

  • Launch the Antivirus Engine application on the computer.
  • Log in to your Bitdefender dashboard using the correct credentials.
  • From the servers panel, right-click on the target device name and choose the Edit Device option.
  • Verify that the Engine is Bitdefender.
  • Then, click the Managed Antivirus menu and navigate down to turn off the Setting.
  • Now, select OK to save changes in the setting, and the managed Antivirus that is Bitdefender starts the uninstallation process.
  • After the uninstallation is over, go to the Summary tab to check the summary of the device, which indicates that the Managed Antivirus is not installed.

Bitdefender Antivirus software Installation

The programs that are running in the background can clash with the Bitdefender Antivirus software installation, close the other programs running on the computer.

  • Move to the bottom of the screen on the computer, right-click on the Taskbar, then select the Task Manager option, otherwise press Control, Alt, and Delete keys at a time.
  • In the Processes panel, check for the running programs, then select them separately, and click End Process or End Task to stop the program one by one.
  • Remove the unwanted files of the Bitdefender Engine on the computer.
  • Type “Regedit” in the search bar on the desktop. When the suggested results appear, click the Regedit option to open.
  • In the Registry Editor window, find the Bitdefender folder and open the file, which contains Bitdefender and Managed Antivirus entries.
  • Remove the Bitdefender and the Managed Antivirus entries in the Uninstall folder, which is under the HKEY_LOCAL_MACHINE folder.
  • Before modifying the registry entries, create a backup of the files.

Uninstall and Install the Bitdefender Antivirus

To uninstall and install the Bitdefender Antivirus Engine in safe mode, use the Bitdefender’s Managed Antivirus Uninstall tool.

  • Press the Shift key and select Restart to start the computer in Safe mode.
  • The blue screen displays the different recovery options, select the Safe Mode with Networking option.
  • Connect the computer to the internet and download the Managed Antivirus Uninstall Tool from the official website of Bitdefender.
  • Open the Bitdefender Uninstall tool file ad run the complete process to uninstall.
  • When the Bitdefender Antivirus uninstall is successful, restart the computer normally.
  • Now, open the Bitdefender Engine and log in to the Dashboard.
  • Navigate to the servers or workstation section, right-click on the target device, and select Edit Device.
  • Again, choose the Managed Antivirus panel and toggle the Settings On.
  • Verify whether the Engine status is changed to Bitdefender.
  • Choose the Policy menu and click the OK button to save the settings.
  • Once the installation finishes, visit the Summary panel and make sure the Managed Antivirus status is Active.
  • If the Antivirus Engine requests for a reboot, reboot the system.


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Antivirus Setup