Forum Discussion
Defender Antivirus - how to solve these errors?
Hello community, The message „service not running“ and „signature updates out of date“ - can anyone explain this to me and how we can solve this? We force signature updates within the policy so ...
If Microsoft Defender Antivirus did not download protection updates for a specified period, you can set it up to automatically check and download the latest update at the next log on. Refer the article - https://docs.microsoft.com/en-us/microsoft-365/security/defender-endpoint/manage-outdated-endpoints-microsoft-defender-antivirus?view=o365-worldwide#set-up-catch-up-protection-updates-for-endpoints-that-havent-updated-for-a-while