Can't opt out of Minecraft Beta

recenly i have signup for beta but due to some reason I quit beta and uninstall the game but the beta is leave from Xbox inside hub but Minecraft still in beta at Microsoft store also Xbox say that this issue is with Minecraft and also if you did not resolve this issue and close this case I swear I will post this issue at social media and call the cops 

don't give me some stupid answer that reinstall the game 

GIVE ME A SOLUTION