John is starting to get strange sounds when his phone charges. It's like a railroad sound. Leo says it sounds like a notification sound for charging. It can be turned off in the settings. Leo also recommends scheduling a DO NOT DISTURB session when you go to sleep, with no notifications after a certain hour.
do not disturb mode
Seal just doesn't answer her phone anymore because of robocalls, so she just lets the phone go to voicemail. And if it's legit, she calls back. She can even put her phone in do not disturb mode, except for contacts. Leo says that's all she can really do to avoid answering a robocall.