If no features from the developer options are required, these should be disabled, and some features that are enabled may pose a security risk to the LG device.

Android 9 | LG UX 9.0
Step 1:  Open the  Settings
Step 2:  Tap on  General
Step 3:  Tap on  Developer options
Step 4:  Disable  Developer options
  1. Open the Settings
  2. Tap on General
  3. Tap on Developer options
  4. Disable Developer options

LG Instructions