The LG smartphone has a small tutorial program that detects accidentally repeated touches. it measures how often a displayed circle is touched. if several touches are made, the program recognizes the function and analyzes the input. if the program receives it as necessary, repeated touches will be ignored in the future.

Android 9 | LG UX 9.0
Step 1:  Open the  Settings
Step 2:  Tap on  General
Step 3:  Tap on  Accessibility
Step 4:  Tap on  Motor & cognition
Step 5:  Tap on  Touch input
Step 6:  Tap on  Ignore repeated taps
Step 7:  Tap on  Adjust
Step 8:  Tap the  circle  when it appears
  1. Open the Settings
  2. Tap on General
  3. Tap on Accessibility
  4. Tap on Motor & cognition
  5. Tap on Touch input
  6. Tap on Ignore repeated taps
  7. Tap on Adjust
  8. Tap the circle when it appears

LG Instructions