A guide on how to block someone from calling you on an LG smartphone such as LG G3 or LG G4
- Open your Phone app as if to place a call, tap the Menu button then select Call Settings
- Select Call Reject
- Select Call reject mode > Reject calls on list
- You can then select Reject calls from and add contacts or numbers to the list by tapping the “+” sign. By selecting private numbers, you block all unknown incoming calls.
For a guide on how to block text messages, click here