You can bookmark tweets on Twitter by using the Share icon. Any tweet you bookmark is available in the Bookmarks list on the mobile app and website.

Starting Wednesday, Twitter users can bookmark tweets to save and read later. Until now, the easiest way to save a tweet was to Like it by tapping on the heart icon beneath a tweet.

Bookmarks are rolling out globally on Twitter for iOS and Android, Twitter Lite, ... To bookmark a Tweet, tap the share icon under the Tweet and select 'Add Tweet to Bookmarks'.