> For the complete documentation index, see [llms.txt](https://key4.hideez.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://key4.hideez.com/passwordless-sign-in-and-2fa/using-hideez-key-with-android-devices.md). # Pairing Hideez Key with Android devices {% hint style="warning" %} A Password Manager functionality is available ONLY on Windows 10/11. {% endhint %} The Android operating system (version 7.0 and higher) allows the use of hardware security keys for login to accounts based on the [FIDO U2F](https://fidoalliance.org/specifications/) standard. Services that support this standard include Google, Facebook, Twitter, Dropbox, and [others](https://hideez.com/pages/supported-services). {% hint style="info" %} **The device can be connected to your Android device's via NFC / micro-USB connection.** {% endhint %} Below is a demonstration of setting up a two-factor authentication (2FA) for Google account on Android devices: {% embed url="" %} {% embed url="" %} After the Hideez Key has been successfully paired with your computer, you can proceed to [setting up a passwordless login](/passwordless-sign-in-and-2fa/setting-up-passwordless-logins-and-2fa.md) to the desired accounts. --- # Agent Instructions This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com. ## Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://key4.hideez.com/passwordless-sign-in-and-2fa/using-hideez-key-with-android-devices.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.