Summary. You may notice a very large number of block events collecting in the Microsoft Defender Advanced Threat Protection (MDATP) portal. These events are generated by the Code Integrity (CI) engine and can be identified by their ExploitGuardNonMicrosoftSignedBlocked ActionType. Event as seen in the endpoint event log.

However, if prevalent, malicious software has infected your computer, the antivirus program may detect this malicious software and may prevent the removal tool from removing it when the removal tool runs. In this case, you can use your antivirus program to remove the malicious software.

App-consistent recovery point generation failed. The issue arises from a code change in SQL Server 2019 CU28 that checks if a database is online and ready to be frozen. The current solution is to roll back to SQL Server 2019 CU27 and perform the snapshot backup.

If you are having issues installing or updating Gaming Services on your PC, or if you are noticing that the Xbox app for PC is launching with missing content, you may want to download and run the Gaming Services Repair Tool for PC.

This article provides guidance for a new class of silicon-based microarchitectural and speculative execution side-channel vulnerabilities that affect many modern processors and operating systems. This includes Intel, AMD, and ARM.

For issues that are not covered on this page, we have multiple tools to help you automatically diagnose and fix a range of classic Outlook problems. Check out this article: Resolve Outlook for Windows issues with automated troubleshooting tools. Outlook Known issues in October 2024 updates.

Download all MSU files for KB5044384 from Microsoft Update Catalog and place them in the same folder (for example, C:/Packages). Use Deployment Image Servicing and Management (DISM.exe) to install the target update.

Security updates released on and after July 6, 2021 contain protections for a remote code execution vulnerability in the Windows Print Spooler service (spoolsv.exe) known as “PrintNightmare”, documented in CVE-2021-34527.

Use the Office offline installer to install Office 2016 or Office 2013 if you don't have an active Internet connection or you're having problems with slow speed or unreliable connections.

This article discusses troubleshooting steps that can help resolve the most common issues when you receive an Excel not responding error, Excel hangs or freezes when you launch it, or open an Excel workbook. These types of problems may occur for one or more of the reasons listed below.