The first programme that launches and registers the clavier raccourci will claim it, and knowing Microsoft, these raccourci clés are baked in and cannot be changed. The same is true for raccourci clés for MS Office that no one asks for.
La seule façon this can be mitigated that Je sais of, is by uninstalling the co pilot app.
Avec thanks to Ramhound for providing the powershell command to supprimez le co-pilot app, ici is the code:
Get-AppxPackage -AllUsers -Name "Microsoft.Copilot" | Remove-AppxPackage -AllUsers