If you want to start using the built-in protection, follow these steps:
If you are on a disconnected network or need to manually inject definitions, you can download the offline definition update package from the website. download windows defender for windows 10
, now known as Microsoft Defender Antivirus , is the default security solution for Windows 10. Because it is a core component of the operating system, you typically do not need to download it separately; it is pre-installed and active by default. If you want to start using the built-in
