Please follow the steps below to change the sender's name on the e-mail.
Note: The steps may vary depending on the versions of Outlook Express.
1. Start Outlook Express.
2. Click the Tools tab and then click Accounts.
3. Click the Mail tab.
4. Double-click the account name which sender's name is to be changed.
5. Click the General tab.
6. Enter a given name.
7. Click OK.
8. Click Close.