How to Fix iPhone Calendar Not Working?

Have you come to a situation that the Calendar is not working on your iPhone? The alert is not working and you get no notification before the event important? How can we fix it? If you are troubled by the problem, you land on the right page. Here I will show you some tips to fix iPhone Calendar not working.

Tip 1. Reset the event and alert time

If you have no idea about the Calendar alert not working, reset the alert should not be a bad choice for you. You can open the Calendar and reset the event. You can click the button to manage your event. If your alert not working on your phone, delete it and add it to the Calendar again.

Tip 2. Restart your iPhone

Restart iPhone can help you solve the problem iPhone Calendar not working. Here are the detailed steps for the different models of the iPhone.

iPhone 6s or iPhone SE: Hold both the "Power" button and the "Home" button at the same time. When the Apple logo appears, release both buttons.

iPhone 7: Hold both the "Volume Down" button and the "Power button" at the same time. When the Apple logo appears, release both buttons.

iPhone 8，iPhone SE2，iPhone X, iPhone XS, iPhone XR, iPhone 11, or iPhone 12: Press and quickly release the "Volume Up" button, press and quickly release the "Volume Down" button, then press and hold the side button until the Apple logo appears.

Tip 3. Update iOS system

If your iOS system has not been updated for a long time, it may be the problem. I think it is necessary for iOS users to upgrade the system as soon as it is available. A new iOS upgrade patch contains bug fixes, new features, and so on. It should be effective to help you repair the Calendar not working.

Follow the following steps to update your iOS system:

Settings＞General＞Software Update＞Download and Install/Install Now

Though I advise you to update your system, the latest operating system is not suitable for all models of the iPhone, please check that your iPhone is suitable for updating before you update your iOS.

Tip 4. Use TunesKit iOS System Recovery to fix iPhone Calendar not working

If the above ways are failed to fix your iPhone Calendar not working, it means that there are some unknown issues happened on your phone. A suitable iOS system recovery tool can solve the problem for you. TunesKit iOS System Recovery is the best choice for you. It is a professional iOS system recovery tool that can fix most of the common iOS issues. With TunesKit iOS System Recovery, you can fix your iPhone Calendar not working in several steps. Besides, Spotify not working, iPhone stucks on Recovery Mode, or other issues can be fixed by using TunesKit iOS System Recovery.

Let’s see how to fix your iPhone with TunesKit iOS System Recovery.

Step 1. Connect your iPhone with the computer

First, you need to connect your iPhone with your computer. It is the main interface of TunesKit iOS System Recovery, the fixing will be started if you click the Start button.

Step 2. Select the recovery mode

TunesKit iOS System Recovery offers 2 different recovery modes for users. Both modes can fix your iPhone Calendar not working, but it doesn't mean that you can choose the mode randomly. It would be better for you to choose Advanced Mode under the premise of the Standard Mode fixed your iPhone failed. Though Advance Mode can fix most of the iOS system issues, it will erase your iPhone data at the same time. If you have to use Advanced Mode, please back up your iPhone before it.

Step 3. Download firmware package.

Finish choosing the recovery mode, the next step is to download the firmware package. Please confirm the device model, make sure it is right before downloading. If not, please correct it manually.

Step 4. Fix your iPhone

This is the last step, you just need to wait for the fixing process done. After it, your iPhone is fixed and you can enjoy it now.

The bottom line

As an iOS user, TunesKit iOS System Recovery helps me a lot. It is my best assistant with solving the iOS common issues such as iPhone stuck on the Apple logo, Apple music not working, GPS not working, and so on. If you are an iOS user, you won’t be regret downloading TunesKit iOS System Recovery.

Read more： TunesKit official website