Open TikTok
Go to your profile
Tap the menu icon
Select Settings and privacy
Tap Privacy
Tap Comments
Choose who can comment on your videos
Select Everyone, Followers, Friends, or No one if available
For a specific video, open the video
Tap the three dots
Tap Privacy settings
Turn off comments or change comment permissions
To filter comments, go to Privacy
Tap Comments
Turn on comment filters
Add keywords to filter specific comments
To delete or restrict existing comments, open the comment section
Press and hold a comment
Tap Delete or Report
To block a user from commenting, open their profile
Tap the three dots
Select Block