I797B Dropbox or Interview

USA H1B Visa
1

Hi, I got my I797B H1B because my start date was later than the 1st of October. I am changing from F1 to H1B and was curious if I am allowed Dropbox or if I have to go for an interview!

2

https://travel.state.gov/content/travel/en/News/visas-news/important-update-on-waivers-of-the-interview-requirement-for-certaing-nonimmigrant-visa-applicants.html