BELLEVUE, WA (KRON) — T-Mobile is now warning its customers who own a iPhone 6, iPhone 6 Plus, or iPhone SE not to install the iOS 10.

Users of those three devices are losing connectivity to the T-Mobile network.

iPhone 6, 6+ & 5SE customers – Do not download iOS10. We are getting reports of connectivity issues & Apple is working on a fix.

– T-Mobile📱 (@TMobile) September 15, 2016

T-Mobile and its top executives tweeted about the issue.READ MORE: Six things to know about Apple’s new iOS 10 software

When users lose connection to the network, they are not able to have it back until they restart their iPhone.

Apple is aware of the problem and is working to fix it. The issue will be fixed within the next 24 to 48 hours, according to Apple.