How is the signal of iPhone12Pro after updating to iOS 17.3?

As the times continue to advance, mobile phone systems have been upgraded again and again. iOS 17.3 is the latest system recently released by Apple. As we all know, mobile phones are very dependent on signals. Without signals, everything is in vain.The signal bug in the previous generation of iOS 17.2.1 caused headaches for many friends. So how is the signal of iPhone12Pro after updating to iOS 17.3?

How is the signal of iPhone12Pro after updating to iOS 17.3?

If your system is iOS 17.2.1, the signal will improve after updating to iOS 17.3.

In actual use by users, the updated iOS 17.3 has significantly improved the signal bug of iOS 17.3.

Whether making calls, sending text messages or using mobile data, users generally feel that the signal is stable, but it is still not recommended for iPhone12Pro users to update iOS 17.3, because iOS 17.3 will have other burdens on iPhone12, such as power consumptionElectricity and card change.

The iOS 17.3 system is more suitable for users of the iPhone14 and iPhone15 series. For them, if it is iOS17.2.1, then iOS17.3 can improve the signal problem of the mobile phone, while users of the iPhone12 series are recommended to keep the originalsystem.