How To Repair Microsoft Outlook 2010 Not Registered Correctly

I can't start Microsoft Outlook or receive the fault "Cannot start Microsoft Part Outlook. Cannot open up the Outlook Window"

Outlook for Microsoft 365 Outlook 2021 Outlook 2019 Outlook 2016 Outlook 2013 Role for business organization Outlook 2010 More than...Less

Are you having trouble starting Outlook 2016, Outlook 2013, or Outlook 2010, or receiving "Cannot commencement Microsoft Outlook. Cannot open the Outlook window" error messages? We can ready the problem for you lot, or you can use the troubleshooting steps nosotros're providing below to help resolve these startup bug.

We can diagnose and set up several common Outlook bug for yous. If our automated tool can't fix your issue, or if you'd like to fix it yourself, see the next section.

Sometimes add-ins can conflict with Outlook. Starting Outlook in safe mode, which starts Outlook without add-ins loaded, tin can tell you if an add-in is the trouble.

Start Outlook in rubber mode

1. Cull Starting time > Run.

2. Type Outlook /safe , and choose OK.

3. In the Choose Profiles dialog box, have the default setting of Outlook and choose OK.

   

4. If prompted, enter your countersign and choose Take.

Tips:

• How do you know yous're working in prophylactic fashion? You'll meet a label similar to the ane below at the acme of the screen.

  

• The Outlook icon on your taskbar also alerts you the program isn't operating normally.

If Outlook does commencement in condom mode, then the trouble is likely with 1 of your add-ins. You'll demand to disable all of your add together-ins before restarting Outlook.

Disable add together-ins

1. In the upper-left corner of Outlook, cull File > Options > Add-ins.

2. At the lesser of the View and manage Function Add-ins, make certain the Manage box shows COM Add-ins, and then choose Become.

3. As a precaution, when the COM Add-ins listing of your current add together-ins opens, do one of the post-obit:

   • Manually record the championship of every selected add together-in listed under Bachelor Add-ins.

     or

   • Take a screenshot of the property sheet and save the prototype to a location of your choice.

4. After you've captured the titles of the selected add-ins, clear all selected cheque boxes, and then cull OK.

   Caution:Click a cheque box to clear it. Don't select an add-in and choose Remove. If you have administrator rights, you could actually delete the add-in. For this troubleshooting practise, you want to disable, not delete, an add together-in.

5. Choose File > Go out.

Restart

1. Choose Kickoff > Run, and in the Open box, type Outlook.

   Note:If the plan loads properly, it's likely that one of your add-ins is the source of the error and you demand to place which one. To decide which add-in is the trouble, enable 1 add together-in at a time.

2. In the upper-left corner of Outlook, choose File > Options > Add together-ins.

3. Select the check box side by side to an add-in you lot want to re-enable, and then choose OK.

4. Repeat all steps until you've re-enabled all of the original add together-ins and revealed the source of the error.

   Of import:Remember, if Outlook opens in safe mode, yous've revealed the add-in you merely enabled as a source of the error.

   • Restart Outlook once more and disable the add-in yous enabled that produced the problem, and and then starting time Outlook.

   • Make sure you become through the restart-disable-restart process for every add-in that was originally enabled in Outlook. An error could exist acquired by more than one add-in.

Your profile contains your Outlook settings. Occasionally, that contour can become corrupted. You can make up one's mind if information technology's corrupt by creating a new profile and changing which profile is used when Outlook starts.

1. To open the Control Panel, do one of the following:

   • For Windows Vista or Windows vii, choose Commencement > Command Panel.

   • For Windows 8 and Windows ten, choose Start, and then type Command Panel.

     Note:For Windows 10, in Control Panel, make sure the View past box in the upper-right corner is set to Category.

2. Choose Mail service.

3. In the Post Setup - Outlook dialog box, choose Show Profiles > Add.

   

4. In the Profile Name box, type the name you want to use for your new contour.

   

5. On the Auto Business relationship Setup page for the Add Account Wizard, under Due east-mail Business relationship, make full in Your Name, Electronic mail Accost, and Password, and and so cull Next.

   

   Note:The Add Business relationship Wizard automatically searches for your mail server settings.

6. Choose Cease and you'll find the new profile name you lot added listed on the General tab in the Mail dialog box.

7. Under When starting Microsoft Outlook, use this profile, choose Prompt for a contour to be used, and so cull OK.

Use a different profile

1. Restart Outlook

2. In the drop-down list in the Cull Profile dialog box, choose the new contour name you created.

   

3. Choose OK.

   Note:If Outlook starts normally, then you've identified your Outlook profile equally existence corrupt and the source of your problem.

Should you decide to remove a profile, back up the data files first. All offline buried content will be deleted when y'all cull Remove. For more than data, see Introduction to Outlook Information Files (.pst and .ost).

The navigation pane is the leftmost pane in Outlook where yous'll find your folder list and the icons to move between Post, Calendar, People, and Tasks. Running the /resetnavpanecommand removes all customizations to the navigation pane.

Note:If you accept more than one computer, run the command on all computers considering the navigation pane customizations are specific to the local Outlook on a computer.

1. Close Outlook.

2. Choose Beginning > Run.

3. In the Open box, blazon Outlook.exe /resetnavpane , and and so choose OK.

Compatibility mode is designed to assist a program run on an older operating system. If Outlook is running in compatibility mode, you tin can plow that off and encounter if it fixes the trouble.

Notation:This footstep is for Outlook 2013 or Outlook 2010. Outlook 2016 doesn't have a Compatibility tab.

1. Notice the Outlook.exe file on your reckoner.

   • For Outlook 2013, you can observe this file in C:\Program Files\Microsoft Office\Function 15\ or C:\Program Files (x86)\Microsoft Part\Office 15\

   • For Outlook 2010, you can find this file in C:\Program Files\Microsoft Office\Role 14\ or C:\Plan Files (x86)\Microsoft Office\Office fourteen\

2. Right-click the Outlook.exe file, choose Backdrop, and then choose the Compatibility tab.

3. If any of the boxes on the Compatibility tab are checked, uncheck them, and so choose Use > OK.

4. Restart Outlook.

Need more help?

How To Repair Microsoft Outlook 2010 Not Registered Correctly,

Source: https://support.microsoft.com/en-us/office/i-can-t-start-microsoft-outlook-or-receive-the-error-cannot-start-microsoft-office-outlook-cannot-open-the-outlook-window-d1f69da6-b333-4650-97bf-4d77bd7abb85

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