What is the reason for the error when installing "ios 10.3.3"?

If it is not a hardware problem, then this problem is really easy to solve.

1. Upgrade with iTunes

1. Use your computer to download the latest version of iOS10 firmware (it should be 10.3 now)

2. Connect your phone to Computer, then open your iTunes, read the phone data and then use iTunes to upgrade the iPhone.

2. Delete the installation package and try again

1. Go to: Settings - General - Usage - Storage Space and find the iOS10 installation package;

2. Delete, reinstall, and then update

3. Wait for decisive time before upgrading

Apple servers are really crazy. Change the location or wait for a while and try again

Solution to information crash after ios10.3 update:

Apple released the official version of ios10.3, and many users immediately Update to experience the new system. The experience feedback collected so far is that the system is smoother and the available capacity has increased.

However, some users have experienced some inexplicable bugs after upgrading to iOS 10.3, such as text messages that crashed and could not be opened, photo albums disappeared, black screen bugs, etc., especially the problem of text messages that could not be opened.

1. The reason why text message crashes after upgrading to ios10.3

Since ios10.3 has enabled the new APFS file system, the changes are relatively large, so OTA is used as an incremental method. Upgrading is prone to various bugs, and one of them is that text messages crash and cannot be opened.

2. Solution to text message crash after ios10.3 update

If you encounter the problem of text message crash, you can go to "Settings" > "Information" on your phone and turn on "Filter unknown messages" This switch can solve the problem of text messages crashing.

Finally, I would like to emphasize that when encountering such a large version of firmware upgrade, it is recommended to use a computer to upgrade. One-click upgrade through the synchronization assistant or iTunes upgrade can reduce the probability of such strange bugs.