The second option from the top is "Username." Press "Change" to enter in your new username and then click "Confirm" when you're ready to set it.

从上往下，第二排就是“用户名”修改选项，点击“修改”，然后输入你的新用户名，然后再点击“确定”。

youdao

So what you'll see in problem set 0 or problem set 1 is that you'll soon have access to what we call the CS50 cloud which is a bunch of servers that live on campus and on which you will all have a username and password.

所以你在习题集0或习题集1上看到的,访问“CS50云“,就是一些校园服务器,你可以注册一个用户名和密码。

哈佛公开课 - 计算机科学课程节选

Use a name reservation tool like KnowEm to see if your new username is available across different online properties.

FORBES: Inviting Google to the Wedding: Your Online Name Change

When you feel like snagging yourself a pair of fly kicks, all you'd need to do is enter your username and password, or phone number and PIN.

ENGADGET

If you bank online, the only thing standing between you and a financial disaster is your password (and perhaps your username).

FORBES: Creating And Using Strong Passwords