What's Currently Themed

System UI Related

Control Center
Classic Quick Settings
MIUI / HyperOS Notification Center
Floating Windows

Communications Related

MIUI / HyperOS Dialer
MIUI / HyperOS Incall UI
MIUI / HyperOS Contacts
MIUI / HyperOS Messaging
MIUI / HyperOS Mail

Launcher Related

MIUI / HyperOS Launcher
China App Vault
Global App Vault

Settings Related

MIUI / HyperOS Settings
App Battery Saver
Refresh Rate Settings
MIUI / HyperOS Screen Time
MIUI / HyperOS Dual Apps
Second Space
MIUI / HyperOS Phone Services
Nature Notification Sounds
Permission Manager
MIUI / HyperOS AOD
Bluetooth
Quick Ball
MIUI Updater
Xiaomi Account
Cloud Backup
Find Phone
Xiaomi Cloud
Mi Sound
Mi Input settings (gesture shortcuts)
MIUI+ / Interconnectivity Services
Feedback
Services & Feedback
Permission Controller (Global)
Frequent Phrases (aka Enhanced Keyboard)

MIUI Security app Related

MIUI / HyperOS Security Center
Cleaner app (CN & Global)

Others MIUI / HyperOS System Apps

File Manager (CN & Global)
Screen Recorder
Sound Recorder
MIUI / HyperOS Package Installer
MIUI / HyperOS Calculator
MIUI / HyperOS Clock
MIUI / HyperOS Weather
MIUI / HyperOS Calendar
MIUI / HyperOS Notes
MIUI / HyperOS Mail
MiLinkService / MIUI / HyperOS Cast
MIUI / HyperOS Screenshot
MIUI / HyperOS Gallery
MIUI / HyperOS Gallery Editor
MIUI / HyperOS Extra Photo (Bokeh)
Theme Manager (CN & Global)
MIUI / HyperOS Scanner
Mi Video
Mi Drive
Mi Wallpaper Carousel (CN & Global)