Doesnt let me play multiplayer

I am trying to find a multiplayer match in halo infinite and it just doesn’t let me, I just played once and after that, the multiplayer menu just keeps loading, does anyone know what can I do?

The Halo Infinite Technical Preview is now offline, but will return on the evening of September 30th [PT]. A specific time has yet to be announced. There is no need to delete or uninstall your build.