Canon Community

I'll try airplane mode also. I guess this could be user error, but like you, my expectation is that Off means Off. Regardless of network settings. 

I have a brand new EOS R6 MKII that has this problem. Twice, I've caught IBIS whirring away while the power was absolutely in the Off position. Turning it on and off again stops the noise.Before I powered it off a few days ago the battery was at arou...