"Mastering the Viral DNA Test Filter: TikTok's Ultimate Guide"

TikTok users are going crazy over the DNA Test filter, which uses machine learning algorithms to guess a person's ethnicity based on their facial features. The filter has gained popularity with over 507,000 videos featuring it. To use the filter, users can search for "DNA Test filter" on TikTok, find a video that has used it, click on the filter, place their face in the camera, and wait for the filter to guess their ethnicity. However, it's important to note that this filter is just a fun way to engage with the idea of ancestry and is not a substitute for genuine ancestry or ethnicity tests.