Join our community of helparound

Bought a G4 receiver with share from someone on here but I keep getting an error message- ERR69 AND ERR121 it says to call tech support any ideas on what the error is? I tried resetting it on back

1 Answer
I'm a mom supporting a child with type 1 diabetes since 2013.
Unknown Location
I’d suggest calling Dexcom They will walk you through resetting it They need you to plug in a usb to your computer to reset it

Submit