> For the complete documentation index, see [llms.txt](https://docs.defguard.net/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.defguard.net/support-1/troubleshooting-guides/mobile-client.md).

# Mobile Client

- [Android "Failed host lookup" error](https://docs.defguard.net/support-1/troubleshooting-guides/mobile-client/android-failed-host-lookup-error.md)