Known Issue
Microsoft fixes bug causing Classic Outlook sync issues with Gmail
Microsoft has fixed a known issue causing Gmail and Yahoo email synchronization problems for classic Outlook users. As the company explained earlier this month, the bug triggers 0x800CCC0F and 0x80070057 error codes when synchronizing Gmail and Yahoo accounts. Microsoft said that this type of email account stopped syncing as of February 26, 2026, and that, in […]
Microsoft Exchange Online service change causes email access issues
Microsoft is working to address an ongoing service issue that has intermittently prevented some users from accessing their cloud-based Exchange Online mailboxes via Outlook mobile and Mac desktop clients since Thursday. After investigating the incident (tracked under EX1256020), Microsoft found that the root cause was a newly introduced virtual account. On Saturday, began working to revert […]
Microsoft: March Windows updates break Teams, OneDrive sign-ins
Microsoft says the March Windows 11 update breaks sign-ins with Microsoft accounts across multiple Microsoft apps, including Teams and OneDrive. These sign-in issues appear after installing the KB5079473 cumulative update Microsoft released last week as part of this month’s Patch Tuesday, and, according to a Windows release health dashboard update published on Wednesday, will trigger warnings that […]
Microsoft shares fix for Windows C: drive access issues on Samsung PCs
Microsoft has shared guidance to fix C:\ drive access issues and app failures on some Samsung laptops running Windows 11, versions 25H2 and 24H2. This comes after a joint investigation with Samsung that pinned these issues on the Samsung Galaxy Connect app, used for screen mirroring, file sharing, and data transfer between Samsung Galaxy devices and […]
New Windows 11 hotpatch fixes Bluetooth device visibility issue
Microsoft has released an emergency update to fix a Bluetooth device visibility issue on hotpatch-enabled Windows 11 Enterprise devices. The Bluetooth devices will not appear in Windows Settings or Quick Settings, even though they’re functioning correctly and connected to affected systems. This bug could also prevent some users from adding new Bluetooth devices because available […]
Microsoft: Enabling Teams Meeting add-in breaks Outlook Classic
Microsoft is working to address a known issue that renders the classic Outlook email client unusable for users who have enabled the Microsoft Teams Meeting Add-in. “Some users may be unable to use Microsoft Outlook Classic while the Microsoft Teams Meeting Add-in is enabled,” Microsoft said in an admin center update under EX1254044. While it […]
Microsoft: Windows 11 users can’t access C: drive on some Samsung PCs
Microsoft is investigating a new issue affecting some Samsung laptops running Windows 11 after installing the February 2026 security updates, in which users lose access to their C:\ drive and are unable to launch applications. The company says it is working with Samsung to determine whether the problem is related to the Windows updates or […]
Microsoft investigates classic Outlook sync and connection issues
Microsoft is investigating several issues causing email synchronization and connection problems when using the classic Outlook desktop client. The first bug causes “Can’t connect to the server” errors when creating groups in classic Outlook when Exchange Web Services (EWS) is enabled for the tenant. According to Microsoft, this occurs because the AD Graph call for […]
Microsoft still working to fix Windows Explorer white flashes
Microsoft has confirmed that it’s still working to fully address a known issue that causes bright white flashes when opening the File Explorer on some Windows 11 systems. “Removed white flash when launching new File Explorer windows or tabs when File Explorer was set to open to This PC. Also removed white flashes when resizing […]
Microsoft says bug causes Copilot to summarize confidential emails
Microsoft says a Microsoft 365 Copilot bug has been causing the AI assistant to summarize confidential emails since late January, bypassing data loss prevention (DLP) policies that organizations rely on to protect sensitive information. According to a service alert seen by GeekFeed, this bug (tracked under CW1226324 and first detected on January 21) affects the Copilot “work […]