How do I update Bitdefender on Windows? What’s the latest version?
This article provides information on the build version delivered with the latest Bitdefender product update. It also shows how you can update the Bitdefender security solution installed on your Windows computer.
What’s the latest version of Bitdefender?
The current version of Bitdefender was released on May 5, 2022. The build number is 26.0.16.69 and includes the latest bug fixes and performance improvements.
Note: If your Bitdefender doesn’t have the same build number, keep in mind that product updates are rolling out gradually to all customers, and your PC may not have the live build just yet. Once the staged rollout update reaches 100%, it is automatically downloaded and installed. Then, Bitdefender will recommend a Windows restart to get the latest benefits included in the new version.

How do I update the Bitdefender security solution on my computer?
Click the corresponding button below to learn how to check the build version of your Bitdefender product or update the antivirus software on your computer.
How to check your Bitdefender version »
To verify the build version of your Bitdefender product:
- Right-click the Bitdefender icon in the System Tray (the Notification Area on the right-hand side of the Windows Taskbar, next to the Windows clock), and then select About. You can refer to the image below for help if you have difficulties finding the Bitdefender icon in the Windows notification area.
- The build number is displayed under Product information.

How to update Bitdefender on Windows »
By default, Bitdefender performs automatic updates when you turn on your computer and every hour after that.
To manually update the Bitdefender security solution installed on your Windows computer, follow the steps below:
- Right-click the Bitdefender icon in the System Tray, and then select the Update Now option from the menu. You can refer to the image below for help if you have difficulties finding the Bitdefender icon in the Windows notification area.
- Bitdefender will start checking for product and signature updates.
- If new threat definitions or a newer build version are available, they are automatically downloaded and installed on your computer.

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