Fixes to Outlook Contacts Not Syncing with iPhone 2024

Find Outlook contacts not syncing with iPhone? This guide will tell you how to troubleshoot the Outlook contacts not syncing to iPhone problem. Works for all iPhone and iPad models including iPhone 15, 14, 13, 12, 11, XS, XR, X and iPad Pro, Air, mini.


By Lena / Updated on May 31, 2024

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We can store and manage contacts with Outlook and we can easily access the data anywhere. Now you are trying to sync Outlook contacts to iPhone via the Outlook mobile app or via Settings, however, you just find that the Outlook Exchange/Outlook 365 contacts not syncing with iPhone. Well, don’t be too worried, just keep reading to learn some about why this problem can be caused and how to fix it.

► If you just switch from Android phone to new iPhone 15, you can refer to this How to Transfer Contacts from Android to iPhone guide to move your contacts.

Why won't my Outlook Contacts sync with my iPhone?

Why did your Outlook exchange contacts not syncing with iPhone? The issue is usually caused by a misconfiguration or configuration of the iPhone and Outlook.

If you upgrade your iOS or Outlook app, you may restore some of your original configurations to the original and cause Outlook contacts not syncing with iPhone XR and more.

How to Fix Outlook Contacts Not Syncing with iPhone

The following are all the potential solutions that you can try to troubleshoot the Outlook contacts not syncing with iPhone 15/14/13/12/11/XS/XR/X/8/7/6 problem.

Solution 1. Restart Your Device

You can always try to restart your device when you meet any iDevice-related problem.

Force Restart iPhone

Solution 2. Enable Contacts Sync of Outlook

To let Outlook contacts sync with iPhone, you should add the Outlook account in iPhone Settings and then enable the Contacts sync. Go to have a check whether you have set it properly.

1. Go to Settings > Scroll down and tap Accounts & Passwords.

2. Tap Add Account > Choose (Exchange).

3. Enter your email address or phone number and tap Next > Enter your password, then tap Sign in.

4. Tap Yes to allow iPhone permission to access your Outlook data.

5. Turn on Contacts sync > Tap Save to confirm.

Outlook Turn on Contacts Sync

Solution 3. Set Outlook as Default Account

If Outlook is not the default account of contacts, the Outlook contacts not syncing to iPhone problem may occur. Go to Settings app > Choose Contacts > Tap Default Account > Tap Outlook/Exchange to set it as the default account.

Solution 4. Turn on the Access to Contacts for Outlook

Go to Settings app > Scroll down a little to find Outlook and tap it > Tap Contacts > Make sure the Background App Refresh is turned on.

Solution 5. Reset Your Account

If your Outlook contacts not syncing with iPhone Outlook app, you can try to reset your account. Go to Outlook app > Tap Settings > Select the account that is not syncing > Tap Reset Account.

Outlook App Settings

Does the problem still exist? Try to re-add your account: Settings > Tap the account > Tap Delete Account > Delete From This Device > Add your account again.

Solution 6. Check the Internet Connection

The Outlook contacts not syncing to iPhone problem may occur due to the poor Internet connection. So please make sure your iPhone is connected to a stable Wi-Fi network or you may choose to use the cellular network. To refresh the Internet connection, you can turn off/on Wi-Fi or utilize the Airplane mode.

Note: iPhone XS, iPhone XS Max, iPhone XR, and later series support eSIM. If you want to convert SIM card to eSIM, you can backup iPhone contacts in advance. Just in case unexpected errors happen during the conversion.

Bonus Tip: An Easy Way to Backup iPhone Contacts and More

From the above, we have talked about how to fix the Outlook contacts not syncing with iPhone issue. And here in this part, I’d like to introduce another way to help you backup your iPhone contacts. Although you can save your contacts with Outlook, it’s always a good choice to have more backup plans.

FoneTool, one professional PC-based iOS backup manager, provides an easy iPhone data backup & restore solution.
◆ It lets you backup all contacts in one-click or only the selected contacts as per your needs.
◆ It will not erase the existing contacts or any other data on the device during the restore.
◆ Besides contacts, it also supports messages, photos, music, videos, etc.

How about giving it a try? Download FoneTool on computer and follow the steps to backup your contacts to computer.

Download Freeware Win 11/10/8.1/8/7
Secure Download

1. Open FoneTool > Connect your iPhone to computer via USB cable.

2. Click Phone Backup > Choose Selective Backup option.

Selective Backup

3. Click Contacts icon to view and select the contacts you want to backup > Click OK to continue.

Select Contacts

4. Select the storage path to save your contacts > Click Start Backup button to make it.

Start Backup Contacts

When the process is finished, you can check the backup task on the Backup History screen. Here you can choose to locate, browse, restore, or delete the backup contacts.

View Contacts Backup


- You can also choose to restore the contacts to any iDevice and it will not erase any existing data.

- If you want to view contacts on computer, you can go to Phone Transfer > iPhone to PC to make it. The contacts will be saved in CSV or VCF format.

Transfer to Computer


That’s all about how to fix the Outlook contacts not syncing with iPhone 15/14/13/12/11/XR/X/XS/8/7/6 problem. Does this passage solve your problem? If so, you could share it to help more people. If you have any other questions or ideas, leave them in the comment section to discuss with us.

Lena · Editor
Lena is an editor of FoneTool, she covers backup & restore, and phone data management and so on. She enjoys helping people find solutions to their problems. She loves traveling, eating, reading and so on. She takes most of time with her family when she is not working.