I was banging my head on this topic, unable to charge two batteries simultaneously (LP-E19). After an internet search, it would appear Canon chargers are not designed that way. In the first NOTE is states:If you load two batteries, they are charged ...
Tried the above solution, I don't know if something changed with that application, but on my R5, Bluetooth works fine; trying to connect to Wi-Fi easy mode (Android), it just endlessly never connects. The phone tries, and the camera see's it trying, ...