How to Resolve “Microsoft Outlook Not Implemented” Error In 7 Steps

  • Written By  

  • Updated on May 6th, 2025

5/5 - (1 vote)

Outlook’s local data file could be damaged if you cannot access emails and account details. Therefore, Outlook may show the “Microsoft Outlook Not Implemented” error when trying to launch Outlook. This problem may occur when you try to send and receive email or when you try to open Outlook. This type of problem indicates a corrupted or damaged data file (Outlook). To resolve this, you would then need to repair or recreate the file. A trusted tool such as the Outlook PST Repair Tool resolves this error in no time. Alternatively, several other manual methods can be tried to fix this problem.

Causes of Not Implemented Error in Outlook

It is essential to determine the issue’s cause before you can implement any solutions. Here are some possible factors that might be responsible for the error.

  • Sudden shutdowns combined with hardware failures and large data files cause PST/OST File corruption, which then generates this error.
  • Outdated add-ins can disrupt Outlook’s normal operations from time to time. These issues occur after an update.
  • The inability of Outlook to perform specific functions results from an incomplete installation of Outlook or Windows.
  • Antivirus software or firewall settings can disrupt Outlook’s ability to connect to the mail server, which results in a “Not Implemented” error message.
  • Third-party programs can conflict with Outlook’s normal functioning. 

Tried and Tested Solutions to Fix Microsoft Outlook Not Implemented

Now that we have identified the causes, let’s move forward and explore the solutions for resolving this issue.

Disable Outlook Add-ons

Outlook add-ins offer features including email sorting and calendar management among others. Outlook becomes unstable when outdated add-ins remain active because they trigger crashes and unexpected errors. Resolving this issue requires you to disable the faulty add-ins.

These are the steps to disable add-ins:

  1. Press Win+R, type exe/safe, and tap Enter
  2. Open Outlook and select File, then Options, then Add-ins.
  3. Click on COM Add-ins, followed by Go at the section’s bottom.
  4. Remove checkmarks from all add-ins before selecting OK to disable them.
  5. Restart Outlook.

Repair your Outlook Installation

The recommended procedure will fix standard problems with Outlook, such as startup failures or crashes, along with sending or receiving email issues.

Begin the repair process when facing the Outlook Not Implemented error by following these steps:

  1. Open the Control Panel on your system
  2. Navigate to Programs > Programs and Features.
  3. Find Microsoft Outlook in your system files and then right-click its icon to select Change.
  4. Select either Quick Repair or Online Repair after you open the change menu.
  5. Follow all instructions displayed on the screen and reboot your computer when required.

Create a New Outlook Profile

An Outlook profile includes all the account details, settings, data, etc. If this profile gets corrupted, it can disrupt Outlook’s operations. Creating a new profile can resolve these problems and improve Outlook’s performance.

Here are the steps to create a new profile and fix this issue:

  1. Open Control Panel and go to Mail.
  2. Click on Show Profiles and tap Add to create a new profile.
  3. Follow the steps on the screen and set up your new email account.
  4. After the setup is done, go back to Show Profiles
  5. Choose the Prompt for a profile to be used and hit Ok.
  6. Now, open Outlook and select your new profile. 

Fix Send/Receive Error

Issues with Send/Receive in Outlook may occur due to corrupted files, leading to Outlook error not implemented. The most effective step is to delete Outlook’s Send/Receive settings. 

These are the steps to delete the file:

  1. First, close the Outlook application.
  2. Press Win+R, type %appdata%\Microsoft\Outlook and tap Enter.
  3. Look for Outlooksrs file and delete it.
  4. Restart the Outlook application and check if the error has disappeared or not.

Repair the Corrupted PST File if Microsoft Outlook Not Implemented

The Outlook PST Repair Tool is a specialized tool for repairing corrupted PST Files with ease. It offers both quick scan and advanced scan modes to handle different levels of file corruption. Users can view the recovered data before saving, and it supports bulk recovery, multiple output formats, and strong data protection. Hence, ensures a comprehensive, flexible, and efficient recovery process. 

Use this step-by-step process to start repairing your PST Files in Outlook:

  1. Download and launch the repair tool.
  2. Then, go to Open and select the corrupted PST File.
  3. Select the type of Recovery Mode and click on Ok to continue.
  4. Once the scanning process is completed, press Ok.
  5. Now, preview the contents of the data.
  6. Click on the Save button to export the file to your desired destination folder.
  7. Finally, click on Ok to begin the recovery process.

Conclusion

The Microsoft Outlook Not Implemented Error can be a hassle, but the solutions we have provided should resolve this issue. Always make sure to keep your software updated and back up your inbox to avoid problems. If the problem persists, then we recommend using the Outlook PST Repair Tool. It is the most reliable solution for solving the issue.

Related Post: Outlook Not Connecting to Server.

Frequently Asked Questions:

Q- What does it mean when it says “not implemented”?

Ans- The “Not Implemented” error in Outlook generally means that the program attempts to act but can’t complete. It can be due to unavailability, lack of support, or misconfiguration.

Q- How to fix a not-implemented error in Outlook?

Ans- There are various manual methods and an automated Outlook PST Repair Tool to fix this error. Some of the manual solutions include disabling add-ins, creating a new Outlook profile, repairing Outlook installation, etc. If there is a PST File corruption, then use the tool to repair it.

About The Author:

Raj is a skilled technical writer who makes complicated topics easy to understand. With experience in email and cloud migration, he creates clear and engaging content that helps readers learn about technology. His work is trusted by many and has been featured on well-known tech sites.

Related Post

© Copyrights 2017-2025 by FileRecoveryTips is an affiliate partner of Cigati Solutions - All Rights Reserved.