Can't make calls on iOS 17.2.1?

Recently, many users have heard that in the iOS 17.2.1 version, some users have reported that they are unable to receive calls normally. This has caused many users who originally wanted to update to hesitate. After all, it is the problem that occurs when receiving calls.If there is a bug, this situation may cause great trouble to users, because phone calls are an indispensable part of our daily lives, so what exactly is the situation?

Can't make calls on iOS 17.2.1?

Apple released the iOS 17.2.1 update two weeks ago, which mainly fixed the problem of excessive battery consumption in certain scenarios.However, according to user feedback, many users said they encountered connection problems after the upgrade.

According to user feedback on Apple's support community, it mainly occurs on iPhone 15 series models. After users upgrade to iOS 17.2.1, they are unable to connect to the operator's signal, resulting in the inability to make calls or use cellular network data.

The post currently has more than 383 users voting "Me Too", and some carrier users contacted their service providers and changed their SIM cards, but this was unable to resolve the issue.

Users who encountered this problem contacted Apple's official after-sales personnel, but did not receive relevant help.

It is true that iOS 17.2.1 cannot answer calls, but according to the current situation, it is not a widespread bug. If you encounter this problem, it is recommended that you try the following to restart your iPhone and seeIs it possible to restore it? If not, it is recommended to contact Apple’s official technical support.