- Run the Outlook.exe /ResetFolderNames command
- Run the following command:
Set-MailboxRegionalConfiguration -id <alias> -LocalizeDefaultFolderName:$true -Language
<Language_code_to_switch_to> -DateFormat <your_preferred_DateFormat>
For example, the mailbox contains a folder named "Postvak In," which is the Dutch name for "Inbox." A user experiences this issue if they try to change the language of default folder names to Dutch because a folder named "Postvak In" already exists.
Article ID: 3196480 - Last Review: Oct 13, 2016 - Revision: 1