Outlook is not updating is a common problem and is usually caused by system, Outlook client, configuration file, or data file issues. don’t worry! If you encounter this issue, this article provides step-by-step guides to help you resolve Outlook update issues.

Outlook update failed

When you encounter problems with Outlook Inbox not being updated, the message will only be delivered when the user clicks on the Update Folder option under the Outlook Send/Receive tab. Additionally, you may find delays in sending or receiving messages, slow or no search results, and slow Outlook loading times.

Here are some reasons why Outlook emails cannot be updated:

1. Poor network connection
2. PST file corrupt
3. Automatic update function is disabled
4. Slow refresh speed for inbox
5. There is a synchronization problem between offline projects and online projects
6. Email settings error
7. Outlook data files are inconsistent
8. The local cache is too large

Resolve Outlook update failure

Method 1: Clear offline projects

As mentioned earlier, there may be some synchronization issues between offline projects and online projects, and you can clear offline projects to resolve issues that Outlook cannot be updated.

Step 1: Open Outlook and go to the Inbox folder.

Step 2: Right-click the folder where you want to clear all offline projects.

Step 3: Select "Properties..." from the drop-down menu.

Step 4: Under the General tab, select the Clear Offline Project option.

Step 5: Then click OK, and then click OK when the warning dialog appears to confirm your selection.

Finally, you can check if the problem is resolved.

Method 2: Delete the OST file

If you have a corrupt PST file, you will encounter problems that Outlook cannot be updated. You can try to delete the OST file and see if the problem can be resolved.

Step 1: Make sure your Outlook account is logged out and the program is closed.

Step 2: Press R and Windows keys to open the Run dialog box.

Step 3: Type %LOCALAPPDATA%\\Microsoft\\Outlook\\ and press Enter.

Step 4: The Outlook Folder window will then appear, right-click the OST files and select Delete them.

Method 3: Increase the speed of refreshing your inbox

Slow inbox refresh speed can affect Outlook performance. To increase the speed, you can do the following:

Step 1: Open Outlook and go to "File".

Step 2: Select Options and go to the Advanced tab.

Step 3: Go to the Send/Receive tab and scroll down to select the Group section.

Step 4: Click the "Send/Receive Group" drop-down box and select "Define Send/Receive Group".

Step 5: Click "All Accounts" and select the "Auto Send/Receive Every Few Minutes" option to select how often the application updates the folder.

You can then save the selection and close the window.

Notice:

Method 4: Update Outlook app on mobile devices

If you use the Outlook app on your mobile device, you can check for updates.

Step 1: Go to the App Store or Google Play Store.

Step 2: Search for the Outlook app and check whether the interface shows any available Outlook versions. If so, follow the instructions to complete the update.

Summarize:

This article has clarified a guide to troubleshooting the problem that Outlook cannot be updated. Hope this article helps you.

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