as the name suggests, the developer options have some features that are useful for developers. in a few cases, the developer options are also needed for normal users, for example for usb debugging. the developer options can be activated on the LG device by tapping on the build number.

Android 9 (LG UX 9.0)
Step 1:  Open the  Settings
Step 2:  Tap on  General
Step 3:  Tap on  About phone
Step 4:  Tap on  Common
Step 5:  Tap on  Software info
Step 6:  Tap  Build number  seven times
Step 7:  Enter  PIN / Password / Pattern
Step 8:  Go  Back
Step 9:  Go  Back
Step 10:  Tap on  Developer options
  1. Open the Settings
  2. Tap on General
  3. Tap on About phone
  4. Tap on Common
  5. Tap on Software info
  6. Tap Build number seven times
  7. Enter PIN/Password/Pattern
  8. Go Back
  9. Go Back
  10. Tap on Developer options

LG Instructions
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