Thank you for quick answer.

Is it the same firmware on the DSP7200 and DSP7200.2, when I look at this page (https://www.Meridian-audio.com/Meridian-uploads/download/release_notes.html) it says that it is same firmware v2.63 (and if so, is it the latest)?

TV room: 861v8, 800v4, UHD722,Front 2xDSP7200SE, DSP7200HCSE, Side DSP5200, Rear DSP33, DSW, (DD 15 Sub),
Roon Rock NUC, QNAP NAS, Chromecast Ultra, Apple TV, Oppo BDP-105D, Pro-ject Pre box S2 digital, Philips Pronto remotes, Supra LoRad Power.
Office: 800v3, MS200, DSP3100
Basement: MS600, 502, 557, Dynaudio 52se, Dynaudio Sub 250