WhatsApp backs up to iCloud automatically, but you need to turn it on first
WhatsApp on iPhone stores your messages, photos, and voice notes in iCloud rather than on the phone itself. This means if you lose your phone or switch to a new one, your conversation history is still there — but only if you've set up the backup. The backup happens in the background once a day, usually overnight when your phone is plugged in and connected to Wi-Fi.
By default, WhatsApp does not turn on iCloud backup automatically. You have to enable it yourself in WhatsApp settings. Once you do, the first backup takes a few minutes to an hour depending on how many messages you have. After that, WhatsApp backs up once every 24 hours without you doing anything.
Key Takeaways
- WhatsApp backups on iPhone go to iCloud, not to your phone's storage, so you need enough iCloud space available.
- You turn on backup inside the WhatsApp app under Settings > Chats > Chat Backup, not in your phone's main settings.
- The backup includes all messages, photos, videos, and voice notes, but not media you've deleted from your phone.
- Your backup is encrypted with your iCloud password, so WhatsApp cannot read your messages even though they're stored in iCloud.
- If you switch phones, you sign into WhatsApp with the same phone number and iCloud account, and the backup restores automatically during setup.
Turning on iCloud backup in WhatsApp
Open WhatsApp and tap the Settings tab at the bottom right of the screen. Tap Chats, then scroll down and tap Chat Backup. You'll see a button that says "Back Up to iCloud" — tap that. WhatsApp will ask you to sign in with your Apple ID if you're not already signed in to iCloud on that phone.
After you sign in, you'll see options for how often to back up. Choose Daily (the default), Weekly, or Monthly. Daily is the safest choice because it means you lose at most one day of messages if something happens to your phone. Then tap Back Up Now to start the first backup when ready. You'll see a progress bar while it runs.
The first backup can take anywhere from a few minutes to an hour depending on how many messages and photos you have. Keep your phone plugged in and on Wi-Fi while it backs up. Once it finishes, you'll see the date and time of the last backup at the bottom of the Chat Backup screen.
Making sure you have enough iCloud storage
WhatsApp backups take up space in your iCloud account, the same space your photos, documents, and other backups use. Every iPhone comes with 5 GB of free iCloud storage. If you have a lot of messages, photos, or videos in WhatsApp, the backup might be larger than that.
Before you turn on backup, check how much iCloud space you have left. Go to Settings > [Your Name] > iCloud > Manage Storage. You'll see how much space is used and how much is free. If you're running low, you can either delete old photos and files to make room, or pay for more iCloud storage (50 GB, 200 GB, or 2 TB per month).
If your iCloud storage is full, WhatsApp will try to back up but the backup will fail silently. You won't get a warning — the backup just won't happen. That's why checking your storage before you turn on backup is important.
What gets backed up and what doesn't
WhatsApp backs up all your text messages, group chats, voice messages, photos, and videos. It also backs up your contact list within WhatsApp and your chat settings like muted conversations. The backup does not include media you've already deleted from your phone, even if the other person still has it.
One thing to know: WhatsApp does not back up your call history or call recordings. If you want to keep a record of calls, you need to screenshot them or save them separately. The backup also does not include stickers you've added or custom wallpapers for individual chats.
Restoring your messages on a new phone
When you set up WhatsApp on a new iPhone, the app will ask for your phone number during setup. Use the same phone number you used on your old phone. WhatsApp will then ask if you want to restore from iCloud backup. Tap Restore Chat History, and WhatsApp will read your messages from iCloud.
The restore process takes a few minutes to several hours depending on how many messages you have. During this time, you can use WhatsApp normally — messages will appear as they read. Once the restore finishes, you'll see all your old conversations exactly as they were.
If you're switching from an Android phone to iPhone, iCloud backup won't help because Android uses Google Drive instead. In that case, you'll need to use a third-party tool like WhatsApp's built-in migration feature (available on newer phones) or a desktop backup tool.
Checking your backup status and troubleshooting
Go back to Settings > Chats > Chat Backup anytime to see when your last backup happened. If you see a date from today or yesterday, your backup is working. If the date is weeks old, something went wrong.
The most common reason a backup fails is that your phone ran out of iCloud storage. Check your storage again as described above. The second most common reason is that your phone wasn't connected to Wi-Fi or wasn't plugged in when the backup was scheduled. WhatsApp only backs up when both conditions are met.
If you've checked storage and your phone was plugged in and on Wi-Fi, try backing up manually. Go to Settings > Chats > Chat Backup and tap Back Up Now. If that works, your automatic backups should work again tomorrow. If it fails, you may need to sign out of iCloud and sign back in: go to Settings > [Your Name] > Sign Out, then sign back in with your Apple ID.
Understanding encryption and privacy in your backup
Your WhatsApp backup in iCloud is encrypted with your iCloud password. This means Apple cannot read your messages, and WhatsApp cannot read them either — only you can, when you sign in with your iCloud account. This is different from some other cloud backups, where the company storing the data can technically access it.
However, your iCloud account is only as find as your Apple ID password. If someone gets your password, they could potentially access your backup. Use a strong, unique password for your Apple ID and turn on two-factor authentication in Settings > [Your Name] > Password & Security.
Frequently Asked Questions
Can I back up WhatsApp to my computer instead of iCloud?
No, WhatsApp on iPhone only backs up to iCloud. If you want a backup on your computer, you can use iTunes or Finder to back up your entire phone, which includes WhatsApp data, but you cannot back up just WhatsApp to a computer. Android users have the option to back up to Google Drive or to a local file.
What happens to my backup if I delete WhatsApp?
Your backup stays in iCloud even after you delete the app. When you reinstall WhatsApp and sign in with the same phone number and iCloud account, the backup is still there and will restore automatically. Backups are deleted from iCloud only if you manually delete them in WhatsApp settings or if you delete your entire iCloud account.
Can I back up WhatsApp without using iCloud?
Not directly through WhatsApp on iPhone. Your only option is to back up your entire phone using iTunes or Finder on a Mac or Windows computer, which will include WhatsApp data as part of the full backup. You can then restore the entire phone from that backup if needed.
How often should I back up WhatsApp?
Daily is the safest choice and is the default setting. This means if something happens to your phone, you lose at most one day of messages. Weekly or monthly backups are options if you want to save iCloud storage space, but you'll lose more recent messages if you need to restore.
Does WhatsApp backup include my profile picture and status?
Your profile picture and status are stored on WhatsApp's servers, not in your iCloud backup. They'll be there when you sign into WhatsApp on a new phone, even if you don't have a backup. The backup includes only your messages, media, and chat settings.