1) Before You Delete (Export & Back Up)

• Export important chats: Open a chat → Menu (⋮ / More) → More → Export chat → choose With media or Without media. This saves a .txt file (and media if chosen) outside WhatsApp.
• Save media from groups: Open group → tap name → Media, links, and docs → save what you need.
• Disable two-step verification (optional): Settings → Account → Two-step verification → turn off (if you plan to re-register soon).

2) Delete WhatsApp Account on Android

1. Open WhatsApp.
2. Tap Menu (⋮) → Settings → Account.
3. Tap Delete my account.
4. Select your country and enter your full phone number in international format (e.g., +1 555 123 4567).
5. Tap Delete my account and follow the prompts.

3) Delete WhatsApp Account on iPhone

1. Open WhatsApp.
2. Go to Settings (bottom-right) → Account.
3. Tap Delete my account.
4. Enter your phone number in international format.
5. Tap Delete my account and confirm.

4) WhatsApp vs. WhatsApp Business

The steps are the same in WhatsApp Business. Deleting your number removes the business profile, labels, catalog (if any), and message history linked to that number.

5) What Happens After Deletion?

• Your account and message history are deleted from WhatsApp’s servers (including WhatsApp backups on Google Drive/iCloud).
• You’re removed from all groups.
• Your Google Drive/iCloud WhatsApp backups are erased. (Non-WhatsApp files remain.)
• Your undelivered messages may be deleted.
• Your info may remain in others’ chats/media they already downloaded.
• You can re-register later with the same number, but it starts as a new account.

6) FAQs

Can I deactivate instead of deleting?

WhatsApp doesn’t offer a “deactivate” mode. You can simply uninstall the app or disable notifications if you want a break. Deletion is permanent.

Will my messages disappear from my friends’ phones?

No. Anything already delivered or exported by others stays on their devices unless they remove it.

Does deletion remove my Google Drive/iCloud backup?

Yes—WhatsApp-managed backups tied to your number are removed when you delete your account.

Can I transfer chats to a new number instead?

Yes. Use Settings → Account → Change number to migrate the account to a new phone number without deleting the account.

7) Tips & Warnings

• Think long-term: If you might return, consider Change number or simply uninstall instead of deleting.
• Export before deleting: Once deleted, you can’t retrieve chats from WhatsApp servers.
• International format matters: Enter the number exactly as registered (with country code).
• Business users: Export customer chats and catalog data you legally need to keep.

8) Official Resources

• WhatsApp Help Center – Delete your account
• WhatsApp – Export your chat history
• WhatsApp – Change number