Solution：
Images: File Manager/DCIM/Camera
Screenshots: File Manager/DCIM/Screenshots
System download (browser, email attachment download, etc.): file manager/Download
System update package: file manager/Download_rom
Theme: Before Android 11: file manager/mobile phone/MIUI/Theme (there is no such item for Xiaomi tablet)
After Android 11: file manager/Android/data/com.android.thememanager (due to Android 11 restrictions, it cannot be accessed directly through file management see the corresponding document).
Backup: file manager/MIUI/Backup/Allbackup (the latest version of Xiaomi Pad system has this)
Recording: File manager/MIUI/Sound_recorder (Xiaomi Pad does not have this item), in addition, due to Google characteristics, the Android 11 recording file path is modified to Android/data/com.android.soundrecorder/files/ directory, according to google CDD The latest version of File Manager's policy requires that access to this directory is turned off. At this time, if you need to export, you may connect to the computer and select the method of transferring files to view the recording. Subsequent recorders will also increase the export function.
Call recording: file manager/mobile phone/MIUI/Sound_recorder/Call_rec (Xiaomi tablet does not have this)
Cloud album: file manager/mobile phone/MIUI/Gallery
Online music: file manager/mobile phone/MIUI/Music
System operation log: file manager/mobile phone/MIUI/debug_log
Built-in video cache location: file manager/mobile phone/MIUI/video
The location where the files transferred by Bluetooth are stored: old version: file management/mobile phone/bluetooth After MIUI12: file manager/Download
New album path: file manager/MIUI/Gallery/cloud/owner