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docs: add macOS Web Bluetooth troubleshooting note #930

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OrKoN merged 1 commit into from
Feb 10, 2026
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docs: add macOS Web Bluetooth troubleshooting note #930

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10 changes: 10 additions & 0 deletions docs/troubleshooting.md
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Expand Up @@ -55,6 +55,16 @@ This indicates that the browser could not be started. Make sure that no Chrome
instances are running or close them. Make sure you have the latest stable Chrome
installed and that [your system is able to run Chrome](https://support.google.com/chrome/a/answer/7100626?hl=en).

### Chrome crashes on macOS when opening Web Bluetooth

On macOS, Chrome launched by an MCP host app may crash with a macOS privacy
permission violation (TCC, "Transparency, Consent, and Control") when a native
Bluetooth chooser opens.

Grant Bluetooth permission to the MCP host app in
`System Settings > Privacy & Security > Bluetooth`, then restart the MCP host
app and Chrome MCP session.

### Remote debugging between virtual machine (VM) and host fails

When connecting DevTools inside a VM to Chrome running on the host, any domain is rejected by Chrome because of host header validation. Tunneling the port over SSH bypasses this restriction. In the VM, run:
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