The update is problematic for iOS which makes some users offline
Why AETecno with information from Excelsior enter Software
American companies only recommend restarting the device and updating the telephone operator configuration. However, this doesn't seem to work for users.
On December 10, Apple released an update of iOS 12.1.2 to correct errors related to eSIM activation and resolve connectivity issues that affect the latest iPhone models.
However, according to information from Forbes magazine, what happens is the opposite: connectivity and data is lost.
Hundreds of Internet users have used social networks to discuss this issue and ask for help from the company.
"I use iPhone 7 with iOS 12.1.2 and I have a problem connecting to my cellular network, it shows" no service "in the upper left corner. Is there a quick fix for this? Thank you very much," wrote one user (@partiuclardolan ) through your Twitter account.
"After update 12.1.2, I did not have cellular data, I tried to insert my SIM card again, I rebooted my device and I tried to reset network configuration, nothing happened and the problem remained," said another person (@kevbruh ) through that social network.
American company only recommend restarting the device and updating the configuration from your telephone operator. Without this, according to the user.
It's important to have a reliable data connection, and we will do everything we can to help! Do you see "No Service" or "Search" at the top of your screen? Have you tried restarting, or checked whether Cellular Data is enabled in Settings> Cellular?
– Apple support (@AppleSupport) December 19, 2018
Apparently, the correction of this failure must come with a new system update, iOS 12.1.3, something that Apple is working on, but without confirmation of clear deadlines. Therefore, it is recommended that users, at least for now, do not install iOS 12.1.2 until Apple releases another update or correct the connectivity problems mentioned above.