P.S.:
1) This theme supports dark mode.
2) The theme lock screen has translation for English, Spanish, Portuguese, Italian, French, Russian, Turkish, Indonesian, Romanian and Vietnamese.
3) To increase or decrease the brightness in the status bar, slide left or right on "Notification Center".
4) If your device's dialer and messaging app are from Google, it won't change, just the official Xiaomi dialer and messaging app.
5) To enable dark mode on the lock screen, access the lock screen settings (Themes app > My page > Customize theme > Lock style). It's the first option.
6) The best DPI value is 392.
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Note: Your theme will be applied but it will not show as applied in your theme center