Microsoft has announced a compatibility hold on the Windows 11 24H2 update for computers using outdated versions of Google Workspace Sync for Microsoft Outlook (GWSMO), as reported by Bleeping Computer.

Microsoft now blocks the Windows 11 24H2 update on computers with outdated Google Workspace Sync installs because they're causing Outlook launch issues.

Meanwhile, 365 Enterprise users have a date for new Outlook rollout Microsoft has admitted that an issue in Windows 11 24H2 could stop Outlook from starting. It has also been confirmed that Microsoft 365 Enterprise users will switch to the new Outlook in April 2026.

According to Microsoft, users who have updated to Windows 11 24H2 may run into issues when opening Outlook if they have Google Workspace Sync installed on their system. Google Workspace Sync for Microsoft Outlook makes it easier to manage and organize Google Workspace emails,

Users with an outdated version of Google Workspace Sync for Microsoft Outlook (GWSMO) will not receive an update to Windows 11 24H2 for now. Microsoft has

Microsoft is blocking upgrades to Windows 11 version 24H2 on PCs where old versions of the Google Workspace Sync plugin for Outlook are installed.

Outlook suffers launch issues with Google Workspace Sync, Microsoft halts update until you install the hotfix.

Google Workspace Sync is causing Microsoft Outlook to crash on Windows 11 24H2, but the tech giant is working on it.

Meanwhile, new Outlook rollout looms for 365 Enterprise users Microsoft has admitted that an issue in Windows 11 24H2 could stop Outlook from starting. It has also been confirmed that Microsoft 365 Enterprise users will switch to the new Outlook in April 2026.