When the participant is joined in room, toolbox is hidden automatically.
I want to disable this feature so toolbox remains without being hidden.
Please help me if you have experience in this topic.
We have no option fo this currently. You can modify the code yourself here: https://github.com/jitsi/jitsi-meet/blob/1091ac7e7d8d73d856f661dc83f55a0bd8c26b9a/react/features/conference/components/native/Conference.js#L452