Have you tried to drag down the notification bar, and then once again to extend and then activate the 'sync' icon on the second page of icons?  ... View more

As far as the accidental turn on in your pocket if you go to, Settings > Display > Accidental touch protection and enable if not already..   As far as the battery drain on standby mode..  I activated Bixby routines for when I'm at work ect and it puts my device into medium power saver with adaptive power save and I end the day after quite intensive use between 5-11pm with at least 40% and that's on optimized power too. High performance leaves me with about 20% around 11pm. ... View more

Is your Google play services app battery optimised..  if it is it way not work very well. ... View more

Iv not recieved mine as yet but my text did say up to 30 days from the text and that was on 13/3/19 ... View more