We can add bookmarks or shortcuts to the Xiaomi smartphone's start page or home screen for faster access of the selected website if it´s bookmarked.

Android 10 (MIUI 12.0)
Step 1:  Open the  Mi Browser app
Step 2:  Tap on  Add bookmark
Step 3:  Tap on  Edit
Step 4:  Choose  Home screen
Step 5:  Tap on  OK
  1. Open the Mi Browser app
  2. Tap on Add bookmark
  3. Tap on Edit
  4. Choose Home screen
  5. Tap on OK

Xiaomi Instructions