Outlook this is not a Valid File Name Error – How to Fix It?

Do you get the ‘Outlook this is not a valid file name’ error when attempting to use Microsoft Outlook and connect a file to that of an electronic mail? This might be a difficult situation, particularly if you need to write an urgent email.

You can fix this issue and send the email right away by following a few simple guidelines, and don’t panic. The article will investigate the reasons behind the “Outlook this is not a valid file name” problem and give you essential troubleshooting advice on how to resolve it.

Causes of ‘Outlook this is not a Valid File Name’ Error

You could receive the “Outlook this is not a valid file name” problem while attempting to connect a file to an email using Microsoft Outlook for a few different reasons. These frequent reasons are explained below.

The slash (/), one colon (:), or even a question mark (?) can all be found there in the name of the document you were attempting to connect. Outlook prohibits the use of certain characters as data files. Another application is open when you attempt to attach a file. The attachment of a file that is active in some other application will not be accepted by Outlook.

The attachment you attempt to make is larger than what Outlook and the email system will accept. The document needs to be resized in this situation, or you can transfer it via a file-sharing site. The Outlook setup has an issue. A bug may occasionally bring on this issue in Outlook and corruption within the Outlook profile.

We will demonstrate various troubleshooting techniques in the following section to help you resolve the “Outlook this is not a valid file name” problem.

How to Fix the Error?

Solution 1: Reboot the Computer

Occasionally, Outlook problems can be solved by restarting your computer. Just shut down Outlook and reactivate the machine again.

Solution 2: Check for Invalid Files and Data

Make sure the document you’re trying to connect isn’t an incompatible file format, and make sure your data isn’t damaged.

Solution 3: Use Safe Mode to launch Outlook

The problem may be caused by add-ins or other third-party software, which may be determined by starting Outlook within Safe Mode. When you select the Outlook logo while continuing to hold your Ctrl key, Outlook will launch in Safe Mode.

Solution 4: Make a new Outlook Account

If you have problems with the profile name, establish a new Outlook resume. Its Control Panel’s “Mail (32-bit)” option can be used to set up a new account. To add, select “Add” after clicking “Show Profiles.” Make a new account by following the instructions.

Solution 5: Use the Registry Editor to Change Outlook’s Personalized Setting

It’s occasionally possible to fix this error by changing the real benefit there in Registry Editor. But keep in mind that altering the Registry might be harmful. Therefore it’s crucial to adhere to the steps precisely and back up the Registry before doing any modifications.

Solution 6: Launch the Microsoft Support and Recovery Assistance

An instrument that can provide assistance with Outlook problem diagnosis and resolution is the Microsoft Assistance as well as Recovery Tool. Open the Microsoft Support as well as Recovery Assistant webpage and utilize the troubleshooting instructions there to use it.

Solution 7: Restore Microsoft

Microsoft repairs can aid in Outlook problems’ resolution. Microsoft Controls Panel’s “Programs and Features” option can be used to fix Office. Now select “Change” after selecting Microsoft Office. The instructions will help you improve Office.

Solution 8: Restore Microsoft

Users may be required to reinstall Microsoft Word if any of the fixes mentioned above have been successful. To accomplish this, navigate to the Control Panel and choose “Programs and Features.” Then, choose “Uninstall” after selecting Microsoft Office. Use the instructions to remove Office, and after that, obtain or use the installation file to restore it.

What Procedures Should be Taken during Troubleshooting to Correct this Error?

These troubleshooting techniques can be used if you encounter an issue when attempting to connect a document to that an email using Microsoft Outlook.

1. Examine the Data File

Any slash (/), colon (:), or indeed a question mark (?) should not be present in the folder title of the attachment you are attempting to make. Change the document if it doesn’t include one of these letters before trying to connect it.

1. Restart any Running Programs

Quit the application in which the file is open if it is already open. Then attempt connecting the file once more.

1. Alter the Size or Utilize a File-sharing Platform

Try shrinking the document or utilizing file-sharing services like Google Drive and Dropbox if the attachment you’re attempting to send becomes too big to transmit over email.

1. Outlook Can be Fixed or Restored

Should none of those above remedies have helped, there could be an issue with how Outlook is set up. Consider fixing Outlook.

1. Update your Device’s Operating System and Antivirus Program

To avoid data destruction and other difficulties with Outlook, maintain the system and security software as up-to-date as possible.

How Can Outlook be Reset?

Please adhere to these steps to restore Microsoft Outlook.

1. “Mail (32-bit)” may be found under Control Panel.
2. Select “Show Profiles” from the menu.
3. This “Properties” option should be clicked after choosing the account you wish to reset.
4. On the “Data Files” section, click.
5. Select “Clear Offline Items” from the menu.

The offline cache would be cleared as well as Outlook would be reset. It should be noted that doing this won’t get rid of any personal emails, friends, and other information, but it could assist with Outlook-related problems.

You may wish to try fixing Outlook by heading toward the Control Panel and then choosing “Programs and Features” if you continue to experience issues following resetting Outlook. Now select “Repair” after selecting Microsoft Outlook.

It will be a great idea to get in touch with Microsoft support if you continue to experience problems after attempting these procedures.

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