Windows PC Apps
Bitdefender 2021-2022 Virus Definitions March 17, 2023 Download
The following update works for Bitdefender Total Security, Bitdefender Internet Security, and Bitdefender Antivirus 2021-2022 and foward. If you are looking for the later versions Bitdefender (2010, 2009 or 2008) please go here or Bitdefender (2011, 2012 or 2013) please go here.
To update Bitdefender using weekly.exe, follow these steps:
- Download the file for your system and save it locally on your hard disk.
- Double-click downloaded file to start the setup wizard.
- Click Next to begin the installation process.
- Check I accept the terms in the License Agreement and click Next.
- Click Install to begin installing.
- Click Finish to close the installation wizard.