5G bands1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 78 SA/NSA/Sub6Still swiching to 4G not swiching to other 5G bands. But in the same place POCO M4 5G swiching to other 5G bands (only 8 bands ). POCO don't switched to 4G not a singal time. But F23 5G ...