# Revision history Source: [https://docs.qualcomm.com/doc/80-41102-1/topic/revision_history.html](https://docs.qualcomm.com/doc/80-41102-1/topic/revision_history.html) | BL | August 2026 | Updated:





Added:


| | --- | --- | --- | | BK | May 2026 | Updated [Build Yocto Platform SDK using CodeLinaro (CLO) / open source](https://docs.qualcomm.com/doc/80-41102-1/topic/build_yocto_platform_sdk.html) | | BJ | February 2026 | Updated:


| | BH | November 2025 | Added notes for upcoming deprecated Ubuntu 18.04 support:


| | BG | October 2025 | Updated:





Added:


| | BF | August 2025 | Updated: | | BE | July 2025 | Updated: | | BD | May 2025 | Updated [On the target](https://docs.qualcomm.com/doc/80-41102-1/topic/on_the_target.html) | | BC | May 2025 | Updated: | | BB | April 2025 | Added [Enable Diagnostic services](https://docs.qualcomm.com/doc/80-41102-1/topic/enable-diagnostic-services.html) | | BA | January 2025 | Added [TelAF diagnostic](https://docs.qualcomm.com/doc/80-41102-1/topic/telaf_diagnostic.html) | | AY | October 2024 | Added


| | AW | September 2024 | Updated


| | AV | August 2024 | Updated [Overview](https://docs.qualcomm.com/doc/80-41102-1/topic/overview.html) and [Use TelAF simulation](https://docs.qualcomm.com/doc/80-41102-1/topic/use-telaf-simulation.html). | | AU | July 2024 | Added [Switch between legacy audio service and refreshed audio service](https://docs.qualcomm.com/doc/80-41102-1/topic/switch-between-legacy-audio-service-and-refreshed-audio-service.html) | | AT | April 2024 | Updated:



Added [Enable Managed Connectivity service](https://docs.qualcomm.com/doc/80-41102-1/topic/enable-managed-connectivity-service.html) | | AR | March 2024 | Added [Limitations](https://docs.qualcomm.com/doc/80-41102-1/topic/limitations.html) and updated [Build RPC test systems and run the test application](https://docs.qualcomm.com/doc/80-41102-1/topic/build-rpc-test-systems-and-run-the-test-application.html) | | AP | February 2024 | Added [TelAF RPC](https://docs.qualcomm.com/doc/80-41102-1/topic/rpc.html) and [Use TelAF LXC](https://docs.qualcomm.com/doc/80-41102-1/topic/use-telaf-lxc.html) | | AN | January 2024 | No technical changes were made in this revision | | AM | January 2024 | Updated:



Added: | | AL | December 2023 | Added: | | AK | November 2023 | Added [Use TelAF simulation](https://docs.qualcomm.com/doc/80-41102-1/topic/use-telaf-simulation.html) | | AJ | September 2023 | Updated: | | AH | August 2023 | Updated: | | AG | June 2023 | Updated:
| | AF | May 2023 | Updated:


| | AE | March 2023 | Updated:



Added:


| | AD | January 2023 | Updated:





Added:


| | AC | October 2022 | Updated:





Added tutorials:


| | AB | July 2022 | Updated:





Added:


| | AA | June 2022 | Initial release | **Parent Topic:** [Overview](https://docs.qualcomm.com/doc/80-41102-1/topic/overview.html) Last Published: Aug 06, 2026 [Previous Topic Overview](https://docs.qualcomm.com/bundle/publicresource/80-41102-1/topics/overview.md) [Next Topic References](https://docs.qualcomm.com/bundle/publicresource/80-41102-1/topics/references.md)