How to fix common errors on Microsoft Outlook

Despite its popularity, Microsoft Outlook is n't the perfect email tool. It has many errors arising during use. Here is a list of common errors on Microsoft Outlook and how to best fix them .

Note: How to fix Outlook errors may vary by version. The solutions in this article are best suited for Microsoft Outlook 2016 and later.

How to fix common errors on Microsoft Outlook

• 1. Error sending/receiving on Outlook
  • Method 1: Use the Inbox fix tool in Microsoft Outlook
  • Method 2: Open Microsoft Outlook in Safe Mode
  • Method 3: Close and restart the Outlook app
• 2. Cannot open Microsoft Outlook
• 3. Increase PST . file size
• 4. Outlook slow due to add-in applications dụng
• 5. Outlook crashes often
• 6. Outlook has stopped working error
• Other Outlook Errors
  • Cyclic fallback check error in Outlook
  • Error POP Server Timeout – 0x8004210a

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1. Error sending/receiving on Outlook

This is the most annoying error when using Microsoft Outlook. According to the information on the Microsoft Support site, you have many ways to fix it. However, before you get started, try these easy and effective solutions in most cases:

• Make sure your device is connected to the Internet.
• Delete any messages stuck in Outbox.
• Make sure Outlook email is set up correctly.

Only if the above methods do not work, you need to try one of the following ways to fix email sending/receiving errors on Outlook:

Method 1: Use the Inbox fix tool in Microsoft Outlook

Go to Control Panel from the Start menu on Windows 10 and change the icon size to Small . You will see the File Explorer Options tab . Click on it to open a new window.

Go to the View tab and check Show hidden files, folders, and drives .

From the Start menu , open the Scanpst.exe file . It will lead you to the Inbox Repair tool . Click Start to fix Outlook client errors . This action will fix Send/Receive errors and other related issues.

Method 2: Open Microsoft Outlook in Safe Mode

The way to fix email sending/receiving errors on another Microsoft Outlook is to open the software in Safe mode. It will help you clear any errors in the client before the next update/reboot.

Go to the Start menu and type outlook.exe /safe to open Outlook in Safe Mode, which is an older Outlook client.

Click Show Progress > Download Preferences . You can choose to load titles & full items. The Send/Receive error will be fixed in this step.

Method 3: Close and restart the Outlook app

As a last resort, you can go to the Start menu in Windows 10 and look for Apps & Features .

Select Mail and Calendar in this application if Outlook is set up by default. Click Terminate and restart the app.

2. Cannot open Microsoft Outlook

You get an error that Outlook cannot be opened. The cause behind this error can be due to an invalid input of the target device or wrong IP address. Common Outlook error codes in this case are: 0x80070002, 0x8004210B and 0x800CCC0F.

• Error 0x80070002 occurs due to PST failure.
• Error 0x8004210B indicates that the remote server that saves the Outlook emails cannot load the instructions.
• Error 0x800CCC0F occurs when a user tries to send or receive email in Outlook.

This common error indicates that the data file containing all the information on Outlook cannot be opened. You can fix this problem by restarting Outlook in Safe Mode.

Another solution is to use reset navigation pane - the feature that resets navigation panel settings to default settings. This task is effective in performing a clean boot for the Outlook client.

Type outlook.exe /resetnavpane in the Start menu to reset the navigation panel.

You can also close the Taskbar window display of the Outlook.exe file with Ctrl + Alt + Del . Upon successful reboot, the problem should be resolved.

3. Increase PST . file size

If you regularly use Outlook, you probably have a lot of emails in your mailbox. This will slow Outlook because the email client has to process a larger PST file.

To fix this in Outlook 2016 and later, go to File -> Account Settings -> Account Settings .

When the Account Settings window appears, go to Data Files -> Settings . Click Outlook Data File Settings in the Advanced tab , and then select Compact now . After only a short time, the PST size will return to normal.

4. Outlook slow due to add-in applications dụng

If those add-ins are not needed, you can easily remove them to ensure a clutter-free messaging window and faster email opening.

Going to File -> Options will open a window for Outlook related tasks.

Navigate to the add-ins menu in this new window. Here you can see a list of running, disabled and disabled add-ins. Scroll down to Manage > COM Add-ins > click Go .

In the dialog box that opens, you can remove any unnecessary add-ins by ticking it. On the other hand, if you uncheck any items, they will not work and stop showing up when starting the Outlook client.

5. Outlook crashes often

To fix Outlook lags, crashes unexpectedly, Microsoft recently introduced a great single-window solution in the hope that it can fix all possible errors on Outlook.

Download Outlook Advanced Diagnostics. Close the Outlook client and run the .exe diagnostic tool in Administrator mode .

Once installed, this tool will perform testing & diagnostics, then offer several possible solutions to fix Outlook connection errors.

Select Outlook from among the problematic applications. Select the relevant error from the menu. In the next step, you have to authenticate your Outlook account with Microsoft credentials.

Only through a few steps, lag errors, Outlook crashes can be quickly resolved. This tool can also fix the following errors:

• Outlook Calendar error.
• Outlook keeps asking for the password.
• Persistent Outlook connection/losing error.

6. Outlook has stopped working error

When you get the message Microsoft Outlook has stopped working , it means MS Outlook has stopped working or is unresponsive due to many reasons, such as add-in error, damaged or lost DLL file, configuration error Outlook image, Outlook program or data file problem...

However, this Outlook error can be fixed by removing the corrupted add-ins, creating a new Outlook profile, reinstalling or fixing the Outlook program, or "patching" the problematic Outlook data file.

How to fix Microsoft Outlook has stopped working error?

Step 1: Check the Event Viewer for errors.

In the Start menu, type event > select Event Viewer or View event log > expand Windows Logs and select Application .

In the Source column , look for Outlook , Windows Error Reporting or Application Error . Check the event logs from these 3 sources. You can see the error causing the problem.

Step 2: Remove the error add-in in Safe Mode.

Step 3: Create a new Outlook profile.

Step 4: Repair the installation of MS Office.

Step 5: Update Windows.

Step 6: Repair corrupt PST file via ScanPST.EXE.

Other Outlook Errors

Cyclic fallback check error in Outlook

This error always signals a problem on Outlook's PST drive. This problem is not related to the email client instead, it tells you there is a problem on the hard drive. You can apply the usual troubleshooting methods to this problem.

Error POP Server Timeout – 0x8004210a

This error occurs mainly due to incorrect timeout setting of the POP server. To be more precise, Outlook uses a predetermined amount of time to send and receive emails. When you send/receive bulk emails, Outlook gives the error “Server Timeout Error 0x8004210a”. The main method to fix this error is to change the timeout setting or temporarily uninstall the anti-virus program currently in use on the system.

Above is how to fix common errors on Microsoft Outlook. Hope the article is useful to you.