# Robust location Source: [https://docs.qualcomm.com/doc/80-PK177-134/topic/robust_location.html](https://docs.qualcomm.com/doc/80-PK177-134/topic/robust_location.html) The robust location subsystem is used to request GNSS location updates with a conformity index indicating the robustness of the report. - **[Robust location subsystem APIs](https://docs.qualcomm.com/doc/80-PK177-134/topic/robust_location_subsystem_apis.html)** - **[Robust location subsystem callback interfaces](https://docs.qualcomm.com/doc/80-PK177-134/topic/robust_location_subsystem_callback_interfaces.html)** - **[Robust location enums](https://docs.qualcomm.com/doc/80-PK177-134/topic/robust_location_enums.html)** - **[Robust classes and structs](https://docs.qualcomm.com/doc/80-PK177-134/topic/robust_classes_and_structs.html)** - **[Example code](https://docs.qualcomm.com/doc/80-PK177-134/topic/robust_example_code.html)** **Parent Topic:** [Location API](https://docs.qualcomm.com/doc/80-PK177-134/topic/location.html) Last Published: Nov 14, 2024 [Previous Topic Example code](https://docs.qualcomm.com/bundle/publicresource/80-PK177-134/topics/precise_gtp_example_code.md) [Next Topic Robust location subsystem APIs](https://docs.qualcomm.com/bundle/publicresource/80-PK177-134/topics/robust_location_subsystem_apis.md)