You can’t yet mute DMs, or mute keywords or hashtags in Tweets, but you can use Keyword Filters to mute accounts that have specific keywords in their bios, display names, or usernames.

How do Lockout Filters work?

How are Lockout Filters different from muting accounts directly on Twitter or using Twitter’s notification settings?

How often should I check my Lockout Folder?

Does unmuting and blocking an account from my Lockout Folder carry through to Twitter as well?

What does it mean to add an account to my watchlist?