One-handed mode can streamline your keypad input, making it faster and more comfortable.
Utilizing Single-Hand Operation on the Compact Screen of OPPO F3 Lite (A57) is as follows:
Step 1: Navigate to 'Settings' and select 'Gestures & Motions'.

Select 'Gestures & Motions'.
Step 2: Choose 'Quick Gestures'.

Choose 'Quick Gestures'.
Step 3: Enable 'One-handed Operation'.

Activate 'One-handed Mode'.
You have successfully selected one-handed mode on OPPO F3 Lite (A57). Wishing you smooth navigation.
