How to Fix iCloud Reminders Not Syncing with iPhone/iPad/Mac

If you are suffering from iCloud Reminders not syncing, read along to fix the issue and get an easy method for iPhone data backup.


By Kathy / Updated on May 31, 2024

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Reminders not syncing with iCloud

iCloud is a cloud service provided by Apple, which can store photos, emails, contacts, calendars, reminders, and other data in the cloud, and then synchronize the data in the cloud to other devices for data sharing. But iCloud data synchronization is not completely problem-free. For example, some users find that iCloud Reminders is not syncing from iPhone to iPad/Mac or from iPad to iPhone.

Icloud Reminders Not Syncing

Luckily, it is not a daunting task to fix iCloud not syncing Reminders. In this article, we will explore the causes of Reminders not syncing and possible solutions to the issue.

Cause of iCloud Reminders not syncing

There are many reasons that can result in iCloud Reminders not syncing on Mac or other devices. We have listed some of them:

The status of your iCloud Reminders is not set correctly.

Your device's Internet connection is not stable.

Your device may be running an outdated version of iOS, iPadOS, or macOS.

You may have reached your iCloud storage space limit.


How to fix iCloud Reminders not syncing with iPhone/iPad/Mac

Here are the most common solutions for iCloud Reminders or iCloud shared reminders not syncing. Try them in order until you find a solution that works for you.

Solution 1. Check Reminders settings

First, we should make sure that iCloud backup for Reminders is turned on. And, we check should if we are signed in with the same Apple ID on all devices.

Go to Settings on iPhone > tap Profile > iCloud > toggle the switch next to Reminders to turn it on.

No Icloud Storage Info

Solution 2. Turn off iCloud Reminders and turn it back on

If your iCloud backup for Reminders is properly turned on, you can try to turn Reminders off and on to fix iCloud sync. One thing worth noting is that when you disable it, you should click “Delete from My iPhone” on the pop-up screen. Don’t worry, your reminders will remain secure in the cloud.

Then, reboot your device and open iCloud sync for Reminders again.

Solution 3. Restart your device

If turn off/on Reminders sync does not work, restarting your device may help you resolve iCloud sync issues like iCloud Reminders not syncing, iCloud calendar not syncing with Outlook, and so on.

On Mac: Go to Apple Menu and tap Restart.
On iPad: For devices with the Home button, press and hold the Power button and Home button until the Apple logo comes out. For devices without the Home button, press and hold either Volume button or the Top button until the power off slider appears.
On iPhone 8/8 Plus or later: Press and quickly release the Volume Up button, press and quickly release the Volume Down button, then press and hold the Side button. When the Apple logo displays, release the button.

Reset Iphone

Solution 4. Check Internet connection

Data stored in iCloud can only be sent and received when the device is connected to the Internet. Keep your device connected to the Internet for iCloud Reminders sync whether you are on a Wi-Fi or cellular data plan.

If you're using data traffic, you can connect to Wi-Fi and check if iCloud Reminders not syncing to iPhone is resolved. If you're using Wi-Fi, resetting the network to default settings may help you fix network issues.

Go to Settings on iPhone or iPad > General > Reset > Reset Network Settings. After resetting, connect your device to Wi-Fi again.

Reset Network Setting

Solution 5. Check available iCloud storage

If your iCloud storage space has been filled up by other files, there is no space to sync reminders to the cloud anymore. Since free iCloud users only have 5GB of free space, deleting some videos, photos, and other large files can help to free up some storage space.

You can head to Settings [your name] > iCloud > iCloud Storage or Manage Storage to check your iCloud storage.

Cellurar Data


If you want to manage iCloud data on PC, FoneTool mentioned in the next part will the best free way to help you make it. With its powerful feature, you can easily delete iCloud and iCloud Drive data. (My iCloud > Log in with your Apple ID > Manage iCloud)

manage iCloud

Solution 6. Check iOS update

If none of the above fixes iOS Reminders not syncing or other software, the last step is to make sure you are using the latest operating system, which can also assist to fix the iCloud contacts not syncing issue.

Head towards to Settings > General > Software Update and click Download and Install to get the update.

Ios Software Update

Bonus tip: Use an iCloud alternative to avoid errors completely

Unpredictable errors often occur with iCloud syncing, like iCloud photos not syncing to Windows and iCloud backup failing on iPhone. When we encounter these problems, we usually need to spend a lot of time solving these errors. To avoid these problems completely, it is better to use a more user-friendly tool to sync data between various devices. FoneTool is our pick.

This is a free data management and backup service for iOS devices that allows you to save text messages, photos, videos, contacts, and other data on iPhone or iPad to computer with a few clicks.

 With this tool, you can:
✔ Backup iPhone to computer with one click.
Transfer old iPhone data to new iPhone without iCloud.
✔ Transfer iPad data to computer or iPhone without iTunes.
✔ Sync data between iDevices without erasing existing photos and other data.
✔ Support a wide range of iOS devices, including iPhone, iPad, and iPod touch.

Backup iPhone

Step 1. Install and run FoneTool . Connect your iPhone or other iOS devices to PC with a USB cable and trust it on computer.

Download FreewareWin 11/10/8.1/8/7/XP
Secure Download

Step 2. Go to Phone Backup and select Selective Backup.

Custom Backup

Step 3. Click the items you want to backup, and then select files for backup.

Select Files

Step 4. Specify the backup destination and tap Start Backup.

Click On Backup

Transfer iPhone (e.g. transfer iPhone to iPhone)

Step 1. Launch FoneTool and plug in your two iPhones to computer.

Step 2. Head to Phone Transfer and choose iPhone to iPhone.

Iphone To Iphone Transfer

Step 3. Enable backup encryption and click Start Transfer to begin.

Start Transfer


If you find that iCloud Reminders not syncing, don't worry, the solutions on this page can work you out. Besides, you can use FoneTool to fully back up your iPhone or selectively back up iPhone photos, messages, videos, contacts, and music easily. After completing the backup, you can easily restore the data in case of file loss. Download it to discover more features now.

Kathy · Editor
Kathy is an editor of FoneTool, who prefers to help more users address a series of iOS-related problems. She likes traveling and being close to nature makes her relax. She is also keen to engage in social activities and spend much free time with her friends.