Fix issues with Zattoo on iPhone or iPad

To use Zattoo properly on your iPhone or iPad, make sure that both the Zattoo app and your iOS system are up to date.

Follow the steps below in the given order and only move on to the next step if the issue persists.

Table of contents

1. Important note on iOS versions

2. Fully close the Zattoo app

3. Restart your device

4. Check for updates

5. Delete and reinstall the app

6. Check network and connection

7. Disable VPN, Private Relay or proxy

8. Disable ad blockers or content filter

9. Contacting support

1. Important note on iOS versions

The current Zattoo app supports iOS 13 or later. Older iOS versions are no longer supported. Issues on unsupported systems cannot be resolved.

2. Fully close the Zattoo app

• Fully close the Zattoo app using the swipe gesture.

• Close all other apps running in the background.

• Then reopen the Zattoo app.

You can find detailed instructions from Apple here.

3. Restart your device

• Restart your iPhone or iPad completely.

• Then open the Zattoo app again.

4. Check for updates

Make sure that:

• the latest iOS version is installed

• the latest version of the Zattoo app is installed from the App Store

Click here and here for instructions.

5. Delete and reinstall the app

• Delete the Zattoo app from your device.

• Download the app again from the App Store.

• Then sign in again.

You can find detailed instructions from Apple here and here.

6. Check network and connection

Check your current internet connection and network:

• Disconnect from Wi-Fi and reconnect.

• If possible, test the 5 GHz band on your Wi-Fi.

• Check whether other devices on the same network can stream without issues.

• Test a mobile data connection or a different Wi-Fi network.

• Further tips can be found in our Improve streaming quality article.

Please note:

• Public or hotel Wi-Fi networks may restrict or block streaming.

• These networks often use firewalls, filters or bandwidth limits.

• Mobile data connections may also be limited depending on coverage or your tariff.

Also make sure that:

• No other apps or devices are using a large amount of bandwidth at the same time.

• No hotspot or restricted network is being used.

Reduce the bitrate in the Zattoo app:

• Settings → Bitrate settings → Mobile/Wi-Fi → Low

7. Disable VPN, Private Relay or proxy

Zattoo may be blocked if your IP address is masked or routed via third parties.

Please check:

• Whether a VPN app, VPN profile, iCloud Private Relay or proxy is active.

• Fully disable these services.

• Restart your router.

• Test the connection again.

Check your current IP address here.

8. Disable ad blockers or content filters

If the stream does not start after advertising:

• disable any active ad blockers, DNS filters or content filters

• restart the Zattoo app afterwards

9. Contacting support

If the issue persists, please send us the following information via the contact form:

• iPhone or iPad model

• Installed software version

• Installed Zattoo app version

• Your Zattoo email address

• A short description of the steps you performed before the issue occurred

This information helps us analyse the issue more efficiently.