How do I fix cannot open attachments in outlook error?

Asked 25-Jan-2022
Viewed 316 times

1 Answer


Clear the Temporary Files in Outlook
While executing this approach, keep in mind that you will be making modifications to the Windows registry. A single erroneous action could result in an unexpected and devastating outcome.

To remove the Outlook Temporary files, follow the instructions below:

  1. Go to the Start menu of your operating system.
  2. Now type Regedit into the opening search box and hit Enter.
  3. After that, go to the Edit menu and then to the Find option.
  4. Press the enter key on your keyboard after selecting OutlookSecureTempFolder.
  5. This OutlookSecureTempFolder name is visible. Aside from that, you'll notice the following path in the data column: C:\Users\AppData\Local\…
  6. In a notepad, copy this path.
  7. Make a right-click on the Windows button and paste the path you copied into the search bar. Now press the enter key to access the relevant folder.
  8. Select all of the files in that folder and remove them all at once.
  9. Restart Outlook if it hasn't done so already.
  10. You can now see and open your Outlook attachments.
  11. You won't get any errors about being unable to open Outlook attachments this time.
  12. Read more