7 Fixes : Microsoft Outlook Not Implemented

Stuck figuring out ways to resolve the “Microsoft Outlook Not Implemented” issue?

Fret not, we’re here to help you out!

Microsoft Outlook is hands-down the best platform to send, receive, and manage your emails. 

Having said that, it can sometimes catch errors leaving users confused. One such error is the “Not Implemented” error that occurs when you try to send or receive an email.

In this article, we will explain “What does not implemented mean in Outlook” and arm you with practical solutions to fix the “Microsoft Outlook Not Implemented” issue.

Let’s get started.


What does ‘not implemented’ mean in outlook

Short Answer: If you get the not implemented error message while attempting to send or receive emails on Outlook, it means something is wrong with your Outlook app. The reason may include faulty add-ins, misconfigured settings, running antivirus programs, improper installation, or corrupted PST files.

"Microsoft Outlook Not Implemented" error

Before we dive into solutions, let’s have a quick look at the possible reasons that might be causing the “Microsoft Outlook Not Implemented” issue.

Reason#1: Malfunctioning Outlook Add-ins

The primary cause of the “Microsoft Outlook Not Implemented” issue is third-party add-ins on Outlook. Sometimes, third-party add-ins can get corrupted or bugged, leading to issues.


Reason#2: Misconfigured Send/Receive Settings

Another factor contributing to the “Microsoft Outlook Not Implemented” issue is misconfigured send/receive settings. Adjusting and reconfiguring the settings might help you resolve the error.


Reason#3: Conflicting Anti-Virus Program 

While it’s great to have an anti-virus application installed on your system, it can sometimes trigger different errors like the one in question. 


Reason#4: Incorrect Outlook Installation

If you haven’t installed your Outlook application properly on your device, this could lead to the “Microsoft Outlook Not Implemented” issue.


Reason#5: Corrupted PST File

Last but not least, a corrupted Outlook PST file could also be the reason for the occurrence of the “Microsoft Outlook Not Implemented” issue.

That being said, let’s now proceed to discuss possible solutions to get past the “Microsoft Outlook Not Implemented” issue.


Fix: Microsoft Outlook not implemented

Luckily, we’ve compiled effective troubleshooting steps that can help you resolve the “Microsoft Outlook Not Implemented” issue.


Solution#1: Restart Outlook

Let’s start off with our reliable method which is to restart your Outlook application. 

Here’s how you do it:

  • Step 1: Click on File in the top-left corner

"File Tab" in Outlook

  • Step 2: Next, click on the Exit button located at the bottom

"Exit" option in Outlook

  • Step 3: Wait for a few minutes
  • Step 4: Finally, Re-launch your Outlook application

After relaunching the Outlook application, check if the “Microsoft Outlook Not Implemented” issue still occurs. If it does, proceed to the next troubleshooting step on the list.


Solution#2: Disable Third-Party Add-Ins

Next up on the list is to disable all the third-party add-ins that you’ve installed in your Outlook app. While add-ins can be incredibly convenient and great for productivity, they can sometimes malfunction causing your Outlook to lag. 

To disable add-ins, follow these steps:

  • Step 1: Launch Outlook
  • Step 2: Click on the File in the top-left corner

"File Tab" in Outlook

  • Step 3: Then, click on Options at the bottom

"Options" in Outlook

  • Step 4: Select Add-ins and hit Go

Access Add-ins in Outlook

  • Step 5: Check all the Add-ins and hit Remove

Remove Add-ins from Outlook

After disabling all the add-ins, check if the “Microsoft Outlook Not Implemented” issue resolves. If it does, start re-enabling the add-ins one by one to find the faulty one that triggers the error.


Solution#3: Recreate Send/Receive Settings File

Another viable way to resolve the “Microsoft Outlook Not Implementing” issue is to recreate the send/receive file. Outlook stores your Send/Receive settings in a file known as the SRS file. If this file becomes corrupted, it can lead to various issues. Therefore, we recommend recreating the SRS file.

Here’s how:

  • Step 1: Go to C:\Users\%username%\AppData\Roaming\Microsoft\Outlook\ (copy paste this path)
  • Step 2: Rename the SRS file to something else

Rename "Outlook SRS File"

  • Step 3: Launch Outlook
  • Step 4: Let it create the new SRS File for you

After recreating the SRS file, the “Microsoft Outlook Not Implementing” issue should be resolved.


Solution#4: Disable Anti-Virus Program

While it’s great to have an anti-virus application installed on your system to protect against malware infection, it can sometimes conflict with other applications, leading to issues.

Therefore, it is recommended to disable the anti-virus program to see if it resolves the “Microsoft Outlook Not Implementing” issue.


Solution#5: Create New Outlook Profile

If the “Microsoft Outlook Not Implementing” issue persists, it might be time to create a new Outlook profile. 

To create a new Outlook profile, carefully follow the steps mentioned below:

  • Step 1: Navigate to Control Panel

"Control Panel" in Windows PC

  • Step 2: Then, go to User Accounts

"User Accounts" in Control Panel

  • Step 3: Click on Mail

"Mail" under User Accounts

  • Step 4: Next, click on Show Profiles

"Show Profiles" option in Mail

  • Step 5: Now, click on Add

"Add New Profile" in Mail

  • Step 6: Here you can create your New Profile 
  • Step 7: Lastly, hit OK

"Create New Outlook Profile"

After creating a new profile, launch your Outlook application and check if the “Microsoft Outlook Not Implemented” issue has been resolved.


Solurion#6: Repair MS Office Installation

More often than not, improper installation of MS Office triggers the “Microsoft Office Not Implemented” issue. Therefore, we firmly advise performing a repair on your MS Office to rule out installation-related issues.

Here’s how you do it:

  • Step 1: Press Windows + R to launch the run prompt
  • Step 2: Type in Appwiz.cpl and hit OK

"appwiz.cpl" in run prompt

  • Step 3: Locate Microsoft Office and Right-Click on it
  • Step 4: Click on Change 

Change Microsoft Office

  • Step 5: Lastly, click on Repair

Quick Repair" for Microsoft Office

The repair process can help resolve any installation-related issues and get your Outlook application back up and running again.


Solution#7: Repair Corrupted Outlook PST File

If the “Microsoft Outlook Not Implementing” issue remains unresolved, try repairing the Outlook PST file. The great news is that Outlook makes it super easy as it comes with an in-built tool called SCANPST.EXE

  • Step 1: Go to MS Office Installation Folder
  • Step 2: Double-click on SCANPST.EXE to open it
  • Step 3: Click on Browse and select the Outlook Data File from the Outlook folder 
  • Step 4: Hit Start to begin the scanning
  • Step 5: If any errors are detected during scanning, select the Repair option to fix them

NOTE: Keep in mind that this tool is only effective in repairing minor issues within the Outlook PST file and can’t repair majorly corrupted PST files.


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Wrapping Up:

Not being able to use your Outlook can be exasperating especially when you’re anticipating an important email, but luckily you have our guide. In this guide, we’ve explained effective solutions to get rid of the “Microsoft Outlook Not Implemented” issue. So, don’t wait any longer, try out these solutions and get back to sending and receiving your important emails in no time.

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An experienced technical writer who specializes in simplifying technical jargon. Being a lifelong learner, she stays up-to-date with the latest trends and tools in the world of technology. When she’s not writing technical stuff, you can find her reading self-help books.