If ever the Xbox live login or logout isn't working on MCPE itself, I found it helpful to download the "Xbox" app from the app store and finish logging in/out from there, then go back to Minecraft and try to do the process again. Hopefully this could help!
Fin Zeytoonjian
If ever the Xbox live login or logout isn't working on MCPE itself, I found it helpful to download the "Xbox" app from the app store and finish logging in/out from there, then go back to Minecraft and try to do the process again. Hopefully this could help!