Although the method used to update your a record varies, in general it consists of knowing the id and password of the account at your DNS provider, as well as how to change records.

尽管更新A记录所用的方法各不相同，但是一般都需要知道您在DNS提供商的账户ID和密码，以及如何修改记录。

youdao

Note that you'll need to change the username and password to the appropriate values for your MySQL account.

注意：你需要改变用户名和口令以适应你MySQL帐号。

youdao

In terms of security, delegates can only view your inbox and respond to messages on your behalf; they can't access gChat, change your password, or fiddle with other account settings.

考虑到安全因素，邮件代理只允许你查看收件箱和以你自己的账户回复邮件，而不允许访问到gChat服务，修改用户密码或者修改账户的其他设置。

youdao