Thanks for your effort.
On my Axon 7 (G) your file doesn't trigger the update proces.
Copied as update.zip to my root sd card.
Tried the whole circus, from B03->B02->B04
B04 doesn't trigger update proces on B02 nor on B0...
After clearing cache and factoryreset the latest update stock Oreo for Axon 7G works excellent on my phone.
Photo (stock) works same as before, battery is much better (2% for a night standby), adjustable screenbrightness on auto much better (not s...