Is the iOS 1 1 system worth upgrading?

It's worth it There are many new functions.

You can use an assistant to upgrade on the computer side;

You can install pp assistant on the computer;

Data line connection equipment

After the connection, open a one-click brush and download the firmware of ios 1 1. It is suggested to check the options of saving data and automatic restart, and then click the brush now to keep the data cable connected.