Known Issue
Microsoft blames Windows gaming issues on RGB lighting devices
Microsoft says ongoing issues causing games to crash or fail to launch after installing the August 2026 Windows updates may be caused by peripherals with RGB lighting. As Microsoft explained when it confirmed it’s investigating on Wednesday, this known issue affects games like ARC Raiders, MARVEL Tōkon: Fighting Souls, and The Finals on systems running Windows 11 […]
Microsoft says August Windows updates may cause gaming issues
Microsoft is investigating a potential issue with the August 2026 updates that may prevent some games from launching or cause them to crash on affected Windows 11 systems. The confirmation follows user reports that a limited number of games, including ARC Raiders, MARVEL Tōkon: Fighting Souls, and The Finals, become unresponsive on devices running Windows […]
Microsoft fixes known issue causing Windows Defender crashes
Microsoft has resolved a bug that caused Windows Defender to crash after a recent security update, resulting in 0xc0000005 access violation errors on some affected systems. Microsoft Defender is a security software designed to provide real-time protection against malware, viruses, ransomware, and spyware on Windows, macOS, Linux, Android, and iOS devices. According to reports on social media and Microsoft’s support site, users […]
Microsoft working to fix Exchange Online mailbox quarantine issue
Microsoft is working to resolve an ongoing Exchange Online issue that has been mistakenly quarantining customers’ mailboxes since Sunday. The incident, tracked by Microsoft under EX1436407, began on July 19 and remained unresolved as of the most recent update Wednesday evening. During this time, affected Exchange Online users have been experiencing issues receiving and sending emails […]
Microsoft shares manual fix for WSUS sync delays and timeouts
Microsoft has shared manual mitigations to help IT administrators fix Windows Server Update Services (WSUS) servers affected by a known issue that causes Windows Update scans to fail or time out. This known WSUS sync issue affects both client (Windows 10, version 1607 and later) and server (Windows Server 2012 and later) platforms. On impacted WSUS servers, […]
Microsoft confirms Windows Server Update Services sync delays
Microsoft is working to fix a known issue affecting Windows Server Update Services (WSUS) servers, which has caused synchronization problems for more than a week. WSUS was introduced almost twenty years ago to help IT administrators schedule updates for Microsoft products on enterprise networks from a single local update server, rather than updating each endpoint […]
Windows KB5121767 OOB update fixes shutdowns on some Dell PCs
Microsoft has released emergency updates to fix a known issue causing some Dell PCs to experience performance issues or shut down after installing the July 2026 Windows 11 security updates. As detailed when Microsoft acknowledged the issue on Tuesday, it affects only Dell systems that have installed the KB5101650 cumulative update on Windows 11 25H2 and 24H2 devices. […]
Microsoft: Some Dell PCs shut down after recent Windows updates
Microsoft is blocking this month’s Windows 11 security updates on some Dell devices because they are causing shutdowns and performance issues. This known issue affects only Dell systems after installing the KB5101650 cumulative update released this Tuesday for Windows 11 25H2 and 24H2 devices. “After installing the June 23, 2026, Windows preview update (KB5095093), a limited number of Dell […]
Microsoft fixes bug that removed Copilot buttons in Outlook
Microsoft has fixed a known issue causing the Copilot Chat or Copilot buttons in Classic Outlook to disappear for Windows users with the Copilot Chat (Basic) license. As the company explains in a recent support document, affected users may no longer see Copilot buttons on the side navigation and above the ribbon. Those affected may also […]
Microsoft fixes GIF functionality in the Windows Emoji Panel
Microsoft has fixed the GIF functionality in the Emoji Panel for Windows 11 users after the provider shut down its service. According to Microsoft, the GIF feature stopped working suddenly on June 30 for some users after Google’s Tenor GIF search engine retired its application programming interface (API). “Starting on June 30, 2026, you might […]