Please add a few of these features/improvements 1. Video Calling. 2. Temporary account deactivation. 3. Blocking: Don't let the blocked user receive messages that weren't delivered. 4. Encryption: Please encrypt messages by default. 5. Compression: Allow selection of quality. 6. Privacy: Profile picture privacy settings. 7. Message details: When was it seen  modified and edit history 8. Block Porn content especially sticker packs. 9. Adding status/mode along with DP.
March 12 2017