10 Things to Know About the iPhone 4s iOS 9.2.1 Update

There Are iPhone 4s iOS 9.2.1 Problems

iPhone 4s iOS 9.2.1 problems go beyond the lag and stuttering that some users are seeing. 

We continue to see complaints about a variety of iOS 9.2.1 problems including random reboots, problems installing the update, issues with battery life, problems with Wi-Fi connectivity, problems with the Reminders app, and more. We expect this list to grow as more people discover iOS 9.2.1.

There are problems plaguing the iPhone 4s but it's important to note that these issues remain isolated. We haven't heard about any widespread iPhone 4s iOS 9.2.1 problems that require an emergency fix from Apple so you might be on your own until the spring.