The short answer
That can be part of the software scope. We first agree the applications, system services and network connections the product actually needs.
In more detail
For an Android-based product, the work may include system configuration, driver integration and removing unnecessary applications. The available changes depend on the hardware platform and its software support.
Data collection, permissions and network destinations should be documented and checked. Source delivery and review access need a clear scope, including any third-party software restrictions.