My flex box doesn’t show Chinese character in Youtube

Welcome to our community forum, @xjtuwzx! You've reached the perfect place to get help with your Flex box not displaying Chinese characters. It sounds like we will need to create a ticket for this issue.

Please send a direct message by clicking the chat icon in the upper right corner of the page, click on the pen and paper icon, then enter “Xfinity Support” in the “To” section. Please include your name and address and I'll be happy to help :).