4.9 - Reboot after applying and if you use rootless Oreo and March
security patch you need to follow the instructions in the dialog
that shows when you open the theme inside Subs.
Notable changes: Fixed themes for WhatsApp, Google App, Play Store,
+ other fixes.
• Full changelog at the top of FAQ: https://goo.gl/KoB1xi
Read the FAQ and Play Store description for common info, and
solutions if an app appears unthemed after reboot.