Dropbox for 14 years old child

Does a 14 years old child need to go for stamping personally when his previous H4 was stamped 5 years ago when he was 9 years while parents got dropbox slot?

Under 14 are exempt from interview. He may still qualify for IW under the new policy till 31st Dec’2022.

https://travel.state.gov/content/travel/en/News/visas-news/important-announcement-on-waivers-of-the-interview-requirement-for-certain-nonimmigrant-visas.html

https://www.ustraveldocs.com/in/en/general-information#faqs