If you note unusual/inconsistent battery drain in the Samsung Galaxy S8, S9 and perhaps S10 phones and there is no obvious apps draining the energy in the system power consumption tool here is the fix:
When you sign in Google Chrome with you credentials it will automatically sign you in all Google services (Drive, GMail, Keep, Calendar, Search, etc...). This can be useful but can also expose your personal data since there is no default way to protect Chrome with a password.
Google says in the help page the only way to do this is by using the Incognito Mode. That's not true. There is a way to keep your Chrome Browser signed in and at the same time be signed out of other Google services. This takes less than 30 seconds and does not require the installation of any app or plugin.
This tutorial was written for Windows 10 64-bits but should work for Windows 10 32-bits, Windows 8.1 and Windows 7.
This is a PHP script that records data from Internet of Things (IoT) devices in a CSV spreadsheet that can be opened from Excel. If you also need a web view for the log, check the CSV Viewer for Web Browsers.