Here are the Log from the Issue
Aircraft: A350-1000
Simulator: FS2024
Navdata Method: NAVIGRAPH
OFP: not loaded
WASM Error: WASM: Module vfs://inibuilds-aircraft-a350/SimObjects/Airplanes/A350/attachments/inibuilds/Function_Interior_A350/panel/inibuilds-A350.wasm is now dirty
Specs: i7-13700k, 4080, 64
Autosave File: no saved
Interesting thing. If you first press INIT, key over the MCDU. Then the MFD not freeze and you can work with the Aircraft. It happens only when you start directly over the MFD Monitor.
lg Rainer