My iPhone 11 when using

The video taps into a common user frustration with mobile devices overheating during app usage, particularly popular apps like TikTok. The visual demonstration of the thermal state change, combined with the relatable context of using a popular app, likely resonated with viewers experiencing similar issues.

The video shows an iPhone 11's thermal state while using TikTok. The phone's temperature fluctuates between 'Normal' and 'Hot' as indicated by a thermal monitoring app, suggesting that TikTok causes the phone to overheat.

TikTok (app): a social media platform where users create and share short-form videos. It appears on screen and is the subject of the video's demonstration. Removing it would change what happens in the video.