Before you install Bitdefender on Windows, it is best to check if your device meets the system requirements. If the computer does not meet all system requirements, Bitdefender will not be installed or, if installed, it will not work properly, and will cause system slowdowns and instability.
You may install Bitdefender only on computers running the following operating systems:
Operating System: Windows 7 with Service Pack 1, Windows 8.1, Windows 10, and Windows 11
Memory (RAM): 2 GB
Free hard disk space: 2.5 GB free space (at least 800 MB on the system drive)
*System performance may be affected on devices that have old generation CPUs
To be able to use Bitdefender and all its features, your computer needs to meet the following software requirements:
Internet Explorer version 11
HOW TO CHECK SYSTEM REQUIREMENTS
To find out the Windows operating system your computer is running and hardware information about it, follow these steps:
For Windows 11 »
For Windows 10 »
For Windows 8.1 »
For Windows 7 »
If your system meets all the requirements, you can proceed with the installation.