I noticed an error, although minor, on the usage tab.
To duplicate
1: Open GlassWire select usage, select day.
2: Close GlassWire and shutdown PC
3: Restart PC open Glasswire and select Usage tab. Reading will be zero on the day tab.
4: Select week and you will see weekly usage then select day and you will see actual day usage.
Windows 10
HP Pavallion 17
Have a great day