Help CenterOthersOthers4 articlesAccount and Data DeletionHow do I delete my account?Will conversations I manually delete still be retained?Can mistakenly deleted chat history be recovered?Account Suspension and AppealsWhy was my account suspended?Mobile Number and ProfileCan I change my bound mobile number?How can I change my bound number if the original mobile number has been deactivated?Not receiving the SMS verification code?How do I change my profile and avatar?Kimi Chat FAQMessages won’t send / a red circle appears?What if a chat exceeds 200,000 Chinese characters?Seeing the “Let’s switch topics” prompt?Getting the reply “Kimi is a little tired”?Why can’t I download PPT/Word/Excel files from a chat?