How to fix Zello disconnecting when in the background on Xiaomi phone or tablet Xiaomi has a special setting where you need to enable Zello to run in the background. Open system Settings > Apps > Zello. Change BACKGROUND NETWORK to Stay connected from default Disconnected. Zello Support June 23, 2017 04:48 Follow Have more questions? Submit a request 0 Comments Please sign in to leave a comment.