This release does not have a Play Store Description, so we grabbed one from version 18.5.8.1:

Mi Control Center is a unique phone customizer and it will change the way you use your device. Personalize your phone to MIUI or iOS design easily with a powerful control center!

Fantastic Control Center - Customize Your Device!

Quick access to the camera, clock, and other settings in the control center. Powerful options to customize your mobile with quick access to settings and actions.

Separate your quick settings from your notifications. Swipe down from the left of the status bar to read your notifications and from the right side to control your device settings and perform meaningful actions. Trigger areas can be customized as you wish.

MIUI and iOS Control Center for Your Android Device!

You can change your phone to MIUI and iOS design very easily and in few steps, then configure everything to your preferences.

Mi Control Center gives you quick access to settings, screen recorders, screenshots, night mode changes, screen locks, volume controllers and your favorite applications.

Features
Two different layouts: combined notifications and quick toggles, or separate with control center Similar to MIUI 12+.
◎ Full color customization: Take the base layout and color all the elements how you like.
◎ Powerful options to customize mobile
- Useful icons with your current device information
- Choose your own profile picture to be displayed in the shade.
- Choose between a number of tile icon shapes (circle, square, teardrop, gradients and more)
- (Pro) Change quick settings grid layout (ie. number of columns and rows).
◎ Adjustable background types: Choose a solid color, live or image static blur. Change the transparency and blur amount.
◎ Advanced custom notification bar: Get, read, snooze or dismiss it.
◎ Advanced music: Dynamic colors based on the currently playing album artwork. You can skip to any part of the track right from the notification's progress bar.
◎ Quick reply: Reply to your messages as soon as you see them. For all Android devices.
◎ Auto bundled: Tired of that one app that spams you with notifications? Now they're all grouped together, for easy control.
◎ Custom background picture: Pick your favorite image to be displayed in the shade. Customize mobile with unique control center easily!

Completely change the way your use your Android phone today with Mi Control Center! Personalize your device and enjoy it every second you use it! Amazing notification bar and quick actions!

Use of Accessibility Service:
Mi Control Center app uses the AccessibilityService API to provide the best possible experience.
- We do not collect any personal information through accessibility services.
- We will not read your screen's sensitive data or any content.
- For this app to function properly, we need the Accessibility Permission. Accessibility services are required to receive a response from the system when the top of the screen is touched to trigger the shade and to retrieve window content: Required for automatic clicking of some settings after the user chooses they want to toggle them in the app-provided interface.