# Service operations

This section describes basic service operations for the mobile application:

* Check the registration status
* Change pin
* Wipe the application
* Set up biometrics
* Change language

Please, select the guide for your mobile OS:

* [*iOS*](https://authenticator.hideez.com/user-guide/ios-guide/service-operations)
* [*Android*](https://authenticator.hideez.com/user-guide/android-guide/service-operations)