If Claude fails to launch on your computer, please download the latest version from download the latest version on https://claude.com/download. We have now fixed the underlying issue.
Posted Feb 25, 2026 - 23:54 UTC
Monitoring
We have released a version that fixes the issue. Please download the latest version of Claude on https://claude.com/download to update to at least v1.1.4328.
Posted Feb 25, 2026 - 17:58 UTC
Update
We continue to work on getting a fix deployed as quickly as possible.
Posted Feb 25, 2026 - 17:30 UTC
Identified
We are currently working on deploying a fix to the Claude Desktop app.
Posted Feb 25, 2026 - 16:31 UTC
Monitoring
A fix has been deployed and we're monitoring error rates.
Posted Feb 25, 2026 - 16:23 UTC
Investigating
We have identified an issue leading to the Claude Desktop app failing to start for a subset of Windows users and macOS users on older macOS releases. We are working on rolling out a fix.