# Troubleshoot macOS system extension errors

Last validated Feb 18, 2026

When launching Tailscale for the first time on your Mac, you may be presented with **System Extension Blocked** or **System Extension Approval Required** messages. If so, refer to [Authorizing the Tailscale system extension on macOS][kb-macos-sysext] for next steps.

[kb-macos-sysext]: /docs/concepts/macos-sysext