Microsoft Office Not Implemented [Resolved]

As we all know, Microsoft Outlook is essentially an email application that helps the users to send and receive emails from their devices. Nevertheless, in many instances, it can show an error message which states that it is not implemented for some reason.

Although, it won’t stop you from using the application but may create a situation where it will be impossible to send/receive emails in general. This can be a huge blunder for those daily users whose work is strongly dependant on the application.

Why does Microsoft Outlook Show Such Error Message?

The “Not Implemented” error in Microsoft Office can appear due to some corrupted software files within the system. Besides, there are various other causes that may result in this error message. Some of which include:

• Outlook properties or compatibility settings
• Any Antivirus
• Bugs within the system
• Faulty Add-ins
• Incorrect settings
• Damaged MS Office Installation
• Unprotected Outlook Profile

Hopefully, now you will be able to identify what is causing this error on your system. Let’s take a thorough look into the subsequent section to know about the fixes to this error. 

How to Solve Not Implemented Error in Outlook?

After identifying the reason behind this particular error in Outlook, let’s take a peek into some of the ways to solve it quickly. To be precise, we have mentioned 8 solutions to help you get rid of this error message. Follow them and see which one works for you. 

Solution 1: Repair Microsoft Outlook 

To resolve this error, it is suggested to attempt a repair of Microsoft Outlook and check whether it helps you get rid of it. This is because repairing Outlook can help to fix any issues with it including damaged or corrupted files. Here is how you can do it.

• Press Windows + R to launch the Run box and then type “ appwiz.cpl “ within it. Hit the Enter key.
• Locate and pick Microsoft Outlook/Microsoft Office. Click on Uninstall/Repair or Change option.
• Click on Repair and then follow the instructions that appear on your system screen.

Solution 2: Change Outlook Properties

If the solution mentioned above did not work for you, then it is very likely that the problem is related to the Outlook Properties. Hence, try changing some properties of Microsoft Outlook and check if it works for you. Execute the steps below to do so.

• Close Microsoft Outlook and then press both Windows+ E keys.
• After that, type C:\Program Files\Microsoft Office\Office14\ and hit the Enter button. Make sure to enter your Office version instead of Office14 while typing. Furthermore, if you are unable to locate Office in Program Files then go for Program Files (x86).
• Now, right-click on Outlook.exe and then click on Properties. Go to the Compatibility tab and then unmark  “Run this program in compatibility mode for” and then “Run this program as an administrator”
• Click on Apply>Ok. Check if the issue still persists by opening the Microsoft Outlook application.

Solution 3: Reset Settings

As mentioned before, an inappropriate send/receive settings of Microsoft Outlook can also result in this issue. If such is the cause, then make sure to reset its settings for an easy fix.

• Go to File and then click on Options>Advanced tab.
• Within the “Find Send and Receive” section, click on Send/Receive.
• Select “Group” from the Group Name option and then click on Copy.
• After that, within the send/receive group name, enter the name of the new group and then click Ok.
• Within the Group Name section, click on the old group name.
• Under “When Outlook is Online” and “When Outlook is Offline” sections, unmark “Include this group in Send/Receive(F9).
• Click on Close to quit Outlook and then reboot it.  

Solution 5: Make a New Microsoft Outlook Profile

A vulnerable Microsoft Outlook Profile can also be responsible for this “not implemented” error on Outlook. If such is the case, then create a new Microsoft Outlook profile by following the steps given below.

• Go to Control Panel and then click on Mail.
• After that, select the “Show Profiles” option and then click on Add.
• This will generate a new profile for you. Choose whether you want to set your account manually or automatically.  

Solution 6: Disable Faulty Outlook Add-ins 

In various instances, the reason behind this error message can be related to problematic add-ins. Thus, disable them and check if this resolves the issue for you or not. Here is how you can do so.

• Navigate to File >Outlook Option and then to the “Add-ins” tab. 
• Within the Manage dropdown, click on the “Add-ins” that you want to disable.
• Click on “Go..” and then disable the “Add-ins” one by one. 
• Restart Outlook and see if the error got resolved. 

Solution 7: Use Scanpst.exe (Inbox Repair Tool)

Before performing this solution, make sure that Outlook is closed and the show hidden files and folder option is enabled. This is because Scanpst.exe is a hidden file and thus it is required to enable it to find it. Execute the following steps after doing so.

• Go to Start and click on Control Panel.
• Select Folder options and then to the View tab.
• Within Hidden files and folders, check if Show hidden files and folders is selected. If not then do so, and click Ok.
• Search for your location of Microsoft Office Installation (Go for manual search, if you are not able to find through “Search”). 
• Although the location strongly varies with the Windows version you are using, here we have listed them for you below.

• 64-bit Windows Vista, Windows 7, Windows 8 and Windows 10
  1. drive:\Program Files\Microsoft Office\OFFICE16
  2. drive:\Program Files\Microsoft Office\OFFICE15
  3. drive:\Program Files\Microsoft Office\OFFICE14
  4. drive:\Program Files\Microsoft Office\OFFICE12
• 32-bit Windows Vista, Windows 7, Windows 8 and Windows 10
  1. drive:\Program Files (x86)\Microsoft Office\Office16
  2. drive:\Program Files (x86)\Microsoft Office\Office15
  3. drive:\Program Files (x86)\Microsoft Office\Office14
  4. drive:\Program Files (x86)\Microsoft Office\Office12

Double click on scanpst.exe to open it and then click on browse to find corrupted .pst/.ost file. You will be able to locate it in these folders mentioned below.

1. drive:\Users\<username>\AppData\Local\Microsoft\Outlook
2. drive:\Users\<username>\Roaming\Local\Microsoft\Outlook
3. drive:\Users\<username>\Documents\Outlook Files
4. drive:\Users\<username>\My Documents\Outlook Files
5. drive:\Documents and Settings\<username>\Local Settings\Application Data\Microsoft\Outlook

Click on Start. This will launch the Inbox Repair Tool to scan for error. On finding any error, click Repair and then click Ok. 

Solution 8: Revert Windows Update

Windows update has been related to bugs which is another reason for this issue. Thus, to stay away from it will be better to revert any Windows Update particularly if you are finding this issue after updating your Windows OS. Here are the steps you need to follow for it. 

• Press Windows + I key together. Once Settings open, click on “Update and Security”
• Select “ View Update History” and then “Uninstall Updates”
• Go through the list and locate any recent updates. Check if the issue started occurring after its update. If yes, then make sure to uninstall it. Do it for recent updates.
• Restart your system and see if the problem gets resolved. 

You can also revert Windows Update by following this method mentioned below.

• Press Windows + I and then select “Update and Security” from the Settings.
• Click on Recovery situated on the left side.
• Select the “ Get Started” option in the “Go back to the previous version of Windows 10” section. Follow the instructions appearing on the screen to complete the process.