Are you facing a error message which says, “Cannot Connect to iTunes: Error 6?” If yes, you are not alone. Many Paramount Plus users complained of the same issue when they try to launch the Paramount Plus app and sign up for an account using their iPhone or iPad.
Paramount Plus is the newest streaming service to join the fray. While it may be a novelty to some people, it is a rebrand of CBS All Access which many used to love. Still, users enjoy the added titles when they stream on Paramount Plus. There are original shows and movies to look forward to, not to mention well-loved content from popular TV channels as well as the classic films that Paramount Studios are known for in decades.
If you see the Paramount Plus iTunes subscription failed error 6 on your iOS device, there are several ways you can fix the issue. Continue reading below to find out the various methods to resolve the problem.
How to Fix Subscription Failed: Cannot Connect to iTunes Error 6 on Paramount+

Users get a “Regrant Failed” error which is then followed by the “Cannot Connect to iTunes: Error 6” prompt when signing up for Paramount Plus on iPhone or iPad. You may want to try following one method at a time and check if the iTunes error is still there. In some cases, one solution may work while the others may not. It depends on the source of the problem.
#1 – Download and Sign Up to Paramount Plus using the Same Apple ID
Did you use the same Apple ID you used to download the Paramount Plus app to sign up on your iPhone or iPad? This is a common error whenever you are trying to sign up for a new Paramount+ subscription or restore one. Typically, this is just a simple Apple security problem that can be easily resolved.
The solution is fairly easy and straightforward. You just have to sign up for Paramount+ on your iOS device using the same Apple ID you used to download the Paramount Plus app. The issue goes away if iTunes can confirm that the Apple IDs match. So, make sure both IDs match. If not, it will only trigger the issue. You can check the Apple ID and sign up again.
If you still get the same iTunes error, try out these troubleshooting methods.

#2 – Check Your Network Connection
Perform a speed test to see if you have a good Internet connection. You will need to have at least 4 Mbps to stream on Paramount Plus. If you have less than 4 Mbps, try to improve your network connection. You may want to elevate your router or bypass it to connect directly to your modem.
#3 – Power Cycle your Apple iOS Device
- Turn off your iPhone or iPad.
- Unplug your router and modem.
- Wait for at least 1 minute.
- Plug them back in and connect to the Internet.
- Turn on your iPhone or iPad and launch Paramount Plus.
If you still have a slow Internet connection, you may want to contact your Internet provider to know how to fix it.
#4 – Update Your iTunes
- Connect your Apple device to your computer through an HDMI cable.
- Open the iTunes app on your computer.
- Click the Device icon found at the top left corner.
- Choose Summary.
- Click Check for Update.
- Select Update if there are available.
#5 Update iOS
- Plug your Apple device into power.
- Make sure you connect it to WiFi.
- Go to the Settings menu.
- Select General.
- Tap Software Update.
- If there are available updates, tap Download and Install.
Do you have other solutions that help fix the Paramount Plus error on iPhones and iPads? Sharing would be helpful to others, so drop them in the comment section below.