How to safely shut down or force shut down HiSense devices

HiSense E30 LITE HiSense E30 LITE
HiSense E30 HiSense E30
HiSense E40 HiSense E40
HiSense U40 HiSense U40
HiSense F50+ HiSense F50+
HiSense A7 HiSense A7
HiSense V40 HiSense V40
HiSense U962 HiSense U962
HiSense Infinity E7 HiSense Infinity E7
HiSense Infinity E7 Pro HiSense Infinity E7 Pro
HiSense Infinity E Max HiSense Infinity E Max
HiSense F30S HiSense F30S
HiSense A6L HiSense A6L
HiSense A5 HiSense A5
HiSense F40 HiSense F40
HiSense KingKong 6 HiSense KingKong 6
HiSense A5C HiSense A5C
HiSense A5 Pro CC HiSense A5 Pro CC
HiSense A5 Pro HiSense A5 Pro
Hisense U963 Hisense U963