What happen with my windows security

The problem that i have is, my windows defender won't be oppened after i restart my laptop and the appearance of the windows security in the setting was completely blank, and only have "open windows security"

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Answer

Hi,

Pls see the section "Windows Defender service registry keys restoration" in this article.

That should take care of 90% of the Defender service issues.

______________________________________________________________________________________________________
Ramesh, Windows Shell MVP 2003-2012.
If this post resolves your issue, pls mark it as an Answer.

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Thanks. Please run a malwarebytes scan:

https://malwarebytes.com

Standard 3rd party link disclaimer:
There may be links to non-Microsoft websites that would provide accurate and safe information. Watch out for ads on the websites which are frequently classified as a PUP (Potentially Unwanted Products). There is no need to buy paid products to fix your computers as they do more harm than good sometimes.
Sumit

Working on IST
Always include PC Specifications with the problem. Additionally, ensure all the latest quality updates have been installed.

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Last updated April 19, 2025 Views 28 Applies to: