Date Settings
If you need to change your date settings on Thread, you can do this through your Outlook web account, as Thread applies date settings as per your Outlook account settings.
2. Go to General and click Language and time.
3. Choose the Language, Date format, Time format and Time zone as needed.
4. In Thread, click on your initials and choose Personal settings.
5. Click on Sync from Office 365 under Account to push the sync.
Your preferences will automatically sync to Thread after about 30 minutes. If they are not appearing, click Ctrl + F5 to refresh the page.