Apple iPad Pro 12.9 (2020)
iPadOS 17
1. Find "Mobile Data Options"
Press Settings.
Press Mobile Data.
Press Mobile Data Options.
2. Turn low data usage on or off
Press the indicator next to "Low Data Mode" to turn the function on or off.
3. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.