100 useful WhatsApp tips and tricks:

Messaging and Chat Management

1. Use Starred Messages to save important chats.
2. Enable Disappearing Messages for privacy.
3. Customize notification tones for different contacts.
4. Mute group notifications you don’t want to hear.
5. Format text: italics, bold, strikethrough, monospace.
6. Pin important chats at the top of the list.
7. Archive inactive chats to declutter.
8. Use quick reply shortcuts for frequent phrases.
9. Forward multiple messages to multiple recipients in one go.
10. Preview links before clicking.

Media and File Sharing

11. Send uncompressed images by renaming them to .doc/.pdf.
12. Use the built-in photo editor for basic edits.
13. Send files up to 2GB in size.
14. Reduce video size using WhatsApp's compression feature.
15. Share live location with real-time updates.
16. Send disappearing photos/videos with “View Once.”
17. Use stickers to make chats livelier.
18. Download sticker packs or create custom ones.
19. Send voice notes hands-free by swiping up.
20. Share your contact card via QR code.

Privacy and Security

21. Enable Two-Step Verification for added security.
22. Hide your profile picture from strangers.
23. Use fingerprint/face lock to secure the app.
24. Turn off read receipts for more privacy.
25. Customize your last-seen settings for specific contacts.
26. Block unwanted or spam contacts.
27. Report spam or suspicious messages.
28. Hide your "Online" status while using the app.
29. Delete messages for everyone within the time limit.
30. Back up chats to Google Drive or iCloud securely.

Group Chats

31. Assign group admins and manage member permissions.
32. Use @mention to get someone’s attention in a group.
33. Quickly search group messages using filters.
34. Create broadcast lists for mass messaging without groups.
35. Limit who can add you to groups.
36. Change group icons and descriptions.
37. Use group polls for quick decisions.
38. View group members’ common groups in their profile.
39. Pin groups for quick access.
40. Mute specific individuals in group calls.

Search and Organization

41. Search within a chat for specific messages.
42. Use advanced search filters for media, links, or documents.
43. Label business chats for better organization.
44. Sort chats by unread messages.
45. Use starred messages as a quick-access list.
46. Save storage by clearing unnecessary media files.
47. Export entire chats for records.
48. Bookmark messages by starring them.
49. Customize chat wallpapers for better recognition.
50. Enable dark mode for less eye strain.

Voice and Video Calls

51. Make group voice/video calls with up to 32 participants.
52. Record voice messages without holding the button.
53. Switch between voice and video during a call.
54. Share your screen during video calls.
55. Use voice messages for quick updates.
56. Schedule calls with reminders via linked apps.
57. Use noise cancellation for clearer audio.
58. Save data during calls by enabling low data usage.
59. Mute yourself during calls when necessary.
60. Use call waiting to manage incoming calls during another call.

Customization

61. Set custom chat wallpapers for individual contacts.
62. Choose between light and dark themes.
63. Create personalized stickers with third-party apps.
64. Change your font size in settings.
65. Adjust chat backup frequency.
66. Set different ringtones for calls and notifications.
67. Customize WhatsApp notifications by color or LED flash.
68. Add emojis to your status updates.
69. Use GIFs for dynamic conversations.
70. Enable high-quality photo uploads in settings.

Productivity Features

71. Use WhatsApp Web or Desktop for typing ease.
72. Sync devices using Linked Devices.
73. Use shortcut keys on WhatsApp Desktop.
74. Share documents directly from cloud storage.
75. Schedule messages with third-party tools.
76. Integrate with business tools for automated replies.
77. Save frequent phrases as quick replies in WhatsApp Business.
78. Use catalog features in WhatsApp Business for product showcase.
79. Set auto-replies for customer support.
80. Create shortcuts for frequently contacted individuals.

Advanced Tricks

81. Create polls for decision-making.
82. Translate messages directly within the app using shortcuts.
83. Use third-party apps to analyze chat statistics.
84. Schedule messages using WhatsApp API integrations.
85. Convert voice notes to text with transcription apps.
86. Integrate WhatsApp with CRM tools for businesses.
87. Automate birthday wishes with scheduling tools.
88. Use dual WhatsApp accounts on one device (if supported).
89. Recover accidentally deleted messages from backups.
90. Create shortcuts for custom emojis or stickers.

Fun and Creativity

91. Animate emojis using third-party apps.
92. Add text effects to your messages.
93. Play hidden games within WhatsApp links.
94. Experiment with WhatsApp camera filters.
95. Share animated stickers for fun conversations.
96. Use fun font generators for quirky texts.
97. Add music to status updates.
98. Share trivia or puzzles in groups.
99. Create quizzes using forms and share results.
100. Send Morse code messages for fun.

Let me know if you want to explore any feature in detail!