A user may experience Microsoft Outlook 2016 problems when saving or opening email attachments. This can happen when the Temporary Internet Files folder is stored on a server where the user doesn’t have access or permission. You may be able to fix the problem by following the steps below. The exact error message may say:
The file cannot be saved. The file cannot be created. To check your permissions for the folder, right-click the folder you want to create the file in and click Properties on the shortcut menu.
Cannot open or save Email Attachments in Outlook
If Outlook is having trouble opening an attachment and you see a ‘Cannot create file error message, there are a couple of possible causes. Your temporary file folder might be full of other files with the same name, or you might not have the correct permissions to save to that folder on the server. Here’s how to fix it.
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Launch File Explorer and open the C Drive. Create a new folder named temp outlook here.
Open Registry Editor by pressing Win+R simultaneously. Type Regedit and hit Enter.
Now, locate the following registry key:
In the right pane, double-click Outlook Secure Temp Folder.
In the Value Data field, type C:\tempoutlook\ and then click OK.
If you’re struggling to attach files to some of your Outlook 2016 emails, try this fix – click Format Text, then HTML. In many cases, this will solve the problem. If you’re having trouble attaching files to some of your Outlook 2016 emails, try this fix – click on the Format Text menu item and select HTML. Oddly, this solution is known to work in many cases. Sometimes troublesome emails that do not allow users to add attachments are in fact ‘Plain Text’ emails.