and here is how it looks when Re-connected (after reboot - switch off-on - or unplug)

PLEASE let us know if there is any solution to all here having the exact same problem! Here is my stats when Archer MR400 is disconnected, usually after 10mins to max 4-5 hours, but in my case this...

@JimDaniels So simple. That's what I was hoping to find in the configuration menu in the SIM card section. Something like "auto reconnect when traffic drops to 0" (with unlocked PIN) I'm owner of...

Same issue here, Archer MR400 V3, I' m so frustrated as I have to travel 300kms away in order to reset router and make it work, but reset works like for 10mins to 3-4 hours max so I have to reset it...