You cannot crack a cloud. You can only steal the credentials of someone who belongs to it. And in doing so, you trade the stability of a legitimate purchase for the paranoia of a revoked session, proving that in the world of modern software, there is no such thing as a free launch.
While Feather Client itself is not banned by Minecraft servers, using cracked accounts or unauthorized clients can lead to account restrictions. Multiplayer access issues may arise from authentication problems, and Microsoft has the authority to impose bans or privilege restrictions on accounts that violate their terms of service. feather client cracked account