# Page Not Found

The URL `v/master/verify-email-and-phone-number/android-sdk` does not exist.

You might be looking for one of these pages:
- [Sign In with Device](https://docs.cotter.app/sdk-reference/android/older-sdk-version/android-sdk.md)
- [Sign In with Email/Phone Number](https://docs.cotter.app/sdk-reference/android/android-sdk-1.md)
- [Biometric/Pin](https://docs.cotter.app/sdk-reference/android/android-sdk-2.md)
- [Older SDK](https://docs.cotter.app/sdk-reference/web/web-sdk-verify-email-phone/older-sdk.md)
- [Android](https://docs.cotter.app/sdk-reference/android.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://docs.cotter.app/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://docs.cotter.app/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/sdk-reference/android/older-sdk-version/android-sdk.md`)
- Use `Accept: text/markdown` header for content negotiation