1. Bitdefender Account sign up/ log in
Within your account please use the serial number from our invoice for activation (Bitdefender calls this 'Activation code').
Simple: In your account just go to Subscriptions and click on 'Add activation code' (upper right).
2. Informationen on registration and installation
You can initiate the installation from your Bitdefender account:
Devices -> add new device
During installation you then have to connect to your Bitdefender account.
4. Interactive Manual:
5. How to install Bitdefender 2018 on Windows
Additional Software (if necessary)
- 7-zip file compression software (multilingual)
InfoFor some products we provide an executable EXE file for installation. Download this and install your product.
For some products a direct download from the manufacturer is not possible. In such case you can create a free account with the manufacturer's online service, log in there, add / register / activate the serial number * and then download the software from this account.
If you have technical questions about the installation, please contact our customer support. Alternatively, please do contact the technical support of the respective manufacturer directly .
* Some suppliers also refer to the serial number as a license number, activation key, sales number or license code, etc.