You can change the display language and time zone for all your Microsoft 365 apps and services at the same time.

1. Sign in to Microsoft 365 with your work or school account.
2. At the top corner of your screen, select Settings  to open the Settings pane, then select Change your language.

 3. Under Language & Region, select the pencil icon, then select your language from the list. If you want, make changes to the time zone and time displays as well.