Office 365 default language

The following two attributes exist on Office 365 users:

The Preferred Language can be set by using set-msoluser on a Cloud user.
Set-MsolUser -UserPrincipalName -PreferredLanguage “sv-SE”

Existing users can be viewed by using
Get-MsolUser -All  | ft UserPrincipalName,PreferredLanguage


If the users are sync from OnPrem AD (and sync to Azure AD) the same value can be set by using
Set-ADUser -Replace @{PreferredLanguage=”sv-SE”}

Get-ADUser SearchBase “OU=testing-ou,OU=IT, DC=friden,DC=com” -Filter * -Properties PreferredLanguage |ForEach-Object {Set-ADUser $_.SAMAccountName -replace @{PreferredLanguage=”sv-SE”}}




List of available languages codes:


The following service will use the default vales:
Office 365 Default Landing page, general settings and menu, Office 365 Management portal, Video, Groups, OneDrive for Business, Delve, Office Online and Planner.


DataCenter Locations for Exchange Online:


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