How to Delete Outlook Temporary Files in Windows 10
Outlook is certainly one of the preferred mailboxes, but it comes with a few nuances of its own. What we are going to cover in this segment are storage problems. How to Delete Outlook Temporary Files in Windows 10.
Most of us don’t know that Outlook or, indeed, any other mailbox service stores temporary files in a folder on your PC. It is very likely that the size of these temporary files will become inflamed and not only cause performance problems, but also increase the risk of data theft.
Temporary files include attachments that you see without downloading and actual attachments that have been opened. It goes without saying that the temporary folder contains confidential data. Another side effect is that users will no longer be able to open new Outlook email attachments as the system is already full of previous temporary files.
Ironically, sometimes even PC cleaners don’t delete temporary Outlook files. Therefore, the next time you run out of storage space, it is important that you clean up Outlook temporary files. Let’s take a look at some of the best methods to delete Outlook temporary files and start with the easiest of all.
Delete Outlook Temporary Files
Temporary cleaner for Outlook for Windows
The only thing I really appreciate about the Windows ecosystem is the availability of tools, every bug has a tool to patch it. Outlook Temp Cleaner is something that is the best of all of us who don’t want to struggle much trying to locate temporary Secured Outlook files. This is a free utility and quite simple to use too.
Download the Outlook Temp Cleaner file from here and run it. The tool automatically locates temporary files and cleans up the SecureTempFolder folder. It can also be used by administrators with corporate login and logout scripts without the need for interaction with the end user.
Outlook Temp Cleaner also displays the current size of temporary files that are stored in the folder and offers a button to delete all temporary files.
You can also use the Empty Folder option to schedule the cleaning process for the temporary file. That said, the program needs the Microsoft.Net Framework to function.
Also, you can choose one of the 12 best tools to remove junk files from your PC from our list.
Delete temporary Outlook files by accessing folders
Fortunately one can directly delete temporary files from Outlook folders, but the problem here is that the location of the temporary folder is stored in the registry keys. We have listed the Outlook version along with the key name. Just go to the registry and find the location of the temporary files.
- Outlook 2003-HKEY_CURRENT_USERSoftwareMicrosoftOffice11.0OutlookSecurity
- Outlook 2007-HKEY_CURRENT_USERSoftwareMicrosoftOffice12.0OutlookSecurity
- Outlook 2010-HKEY_CURRENT_USERSoftwareMicrosoftOffice14.0OutlookSecurity
- Outlook 2013-HKEY_CURRENT_USERSoftwareMicrosoftOffice15.0OutlookSecurity
- Outlook 2016-HKEY_CURRENT_USERSoftwareMicrosoftOffice16.0OutlookSecurity
To access the folder location, open the registry key “OutlookSecureTempFolder” and then copy the path from the key. In the next step, paste the address into the address bar and press Enter. Once inside the folder, you can directly delete the temporary files.
It’s also worth mentioning that OutlookTools is another cool program that not only allows you to delete temporary files in the blink of an eye, but also offers you other powerful features like Outlook startup switch, Settings alert notification in New Mail and also an option to unlock attachments completely.