Well, I did a few tests: not every layout settings leads to this behavior, and I can't pinpoint which parameter makes the playhead goes back to the beginning.
Anyway changing the layout before switching tab is working.. almost: I'm left with a useless copy of buttons, but I can live with that.

- Screenshot 2025-06-24 at 11.21.33.png (44.5 KiB) Viewed 80 times