Email Sync Problems

How to Fix Outlook Calendar and Contacts Not Syncing on Samsung Phones

Aamir Naveed Akram Sep 28, 2026 869 views

Question details

Users are experiencing issues where their Outlook calendar and contacts fail to synchronize with their Samsung or Android devices.

How to Fix Outlook Calendar and Contacts Not Syncing on Samsung Phones

Product: Microsoft Outlook for Android
Device & OS: Android (Samsung)
Scenario: Attempting to view or sync Outlook calendar events and contacts on a Samsung smartphone.
Observed behavior: Calendar entries and contacts from the Outlook account do not appear in the native Android apps or within the Outlook mobile app.

Before you start

Verify whether you are using a Microsoft 365 work/school account or a personal Microsoft account, and ensure your Samsung device is connected to a stable Wi-Fi or cellular network.

Solution 1Recommended

Enable Android Permissions and Outlook Sync Settings

Granting the Outlook app proper permissions in Android and enabling sync from within the app settings resolves most synchronization issues.

Android OS often restricts app permissions to protect user privacy. If Outlook is not permitted to access your device's contacts and calendar, synchronization will fail even if the account is properly configured.

Check Android App Permissions

Open your Samsung phone's 'Settings', tap 'Apps', and select 'Outlook'. Go to 'Permissions' and ensure that both 'Contacts' and 'Calendar' are set to 'Allow'.

Access Outlook App Settings

Open the Outlook app on your phone. Tap your profile icon in the top corner to open the menu, then tap the gear icon at the bottom left to access 'Settings'.

Toggle Sync Settings

Select the email account that is not syncing under the 'Mail Accounts' section. Toggle the switches for 'Sync Contacts' and 'Sync Calendar' to the 'On' position.

Enable Android Permissions and Outlook Sync Settings

Sync Completion Time: After enabling these settings, it may take a few minutes for your calendar events and contacts to fully populate on your device.

Solution 2

Reset or Re-add Your Outlook Account

If settings are correct but syncing is still stuck, resetting the account connection or removing and re-adding the account can force a fresh synchronization.

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Frequently Asked Questions

Why are my Outlook contacts not showing up in my Samsung Contacts app?

This usually happens because the Outlook app lacks permission from the Android operating system to access your device's contacts, or the 'Sync Contacts' option is toggled off within the Outlook app settings.

Will resetting my Outlook account on my phone delete my emails?

No, tapping 'Reset Account' in the Outlook mobile app simply refreshes the connection to the server and restarts the app. Your emails, contacts, and calendar events remain safely stored on the cloud.

What should I do if my Outlook app still won't sync after resetting the account?

If standard troubleshooting fails, ensure your Android OS and Outlook app are fully updated. If the issue persists, use the in-app support by tapping your profile photo in Outlook, selecting the '?' icon, and choosing 'Contact Support'.

Outlook & Email Problems