After many changes to some of the parameters they refuse to be read from AP, they are still being changed by Yaapu GCS.
The only solution is to power cycle ArduPilot.
Reboot AP from MissionPlanner or from Yaapu GCS reboots AP but does not fix this issue.
Restarting OpenTX radio does not fix this.
LUA GCS 1.03 (downloaded from github at the end of August)
T16 OpenTX 2.3.14, ArduPlane master from 9th Oct .2021
FrSky R9MM with fw ACCST_v20190201 FLEX
connected with SBUS and S.Port

After many changes to some of the parameters they refuse to be read from AP, they are still being changed by Yaapu GCS.
The only solution is to power cycle ArduPilot.
Reboot AP from MissionPlanner or from Yaapu GCS reboots AP but does not fix this issue.
Restarting OpenTX radio does not fix this.
LUA GCS 1.03 (downloaded from github at the end of August)
T16 OpenTX 2.3.14, ArduPlane master from 9th Oct .2021
FrSky R9MM with fw ACCST_v20190201 FLEX
connected with SBUS and S.Port