
HKEY_CURRENT_USER\Software\Policies\Microsoft\Office\xx.0\Outlook\PST.

The Registry Editor window gets displayed.Open the Run window by clicking ‘Windows+R’ keys together, and then type regedit.Several Outlook users were able to fix the error by changing the ‘PSTDisableGrow’ registry key value from ‘1’ to ‘0’. Workaround 2 – Change ‘PSTDisableGrow’ Registry Key Value If the error persists, proceed with the next workaround.

Note: If you cannot find the “Run as administrator” option, press “Ctrl + Shift + Alt” keys together and right-click it and the option will be visible. Right-click Outlook.exe option, and select Run as Administrator.Type ‘Outlook.exe’ in the Windows search field.Note: Skip this method if you are running Outlook as administrator and try the next workaround. Workarounds to Fix the Errorįollowing are some workarounds you can try to resolve the issue: Workaround 1 – Run Outlook as Administrator This error is most likely to occur if the permissions are not set up correctly while upgrading Windows OS or Outlook installation. Any ideas on where to start troubleshooting so that all my emails come into Outlook fine.” What Causes the “You don’t have appropriate permission to perform this operation” error? I have full access (Admin) on my machine (Win XP). This happens when I try sending or replying to emails. Now, I am receiving an error message “ Microsoft Office Outlook: You don’t have appropriate permission to perform this operation”. Instance 3: “Our Company is running Lotus Notes and recently I installed MS Outlook interface and it worked well for about two days. But the user, when trying to attach a document to an email, receives this error message: You don’t have permission to perform this operation in Outlook 2010. No changes to how we do that, and no changes on the network that would restrict access to attaching documents from a shared drive. Instance 2: “I recently issued a new laptop to a user. When trying to delete the message, an error pops up saying “ You don’t have appropriate permission to perform this operation”. Instance 1: “I am trying to set up Outlook 2019 on a new computer and it is working fine other than the items in the Inbox folder cannot be deleted.

Here are some user instances reporting this error:
