SQL Server sa User Password modification method

When SQL Server Management studio is connected using Windows, select windows and SQL for "security" in "attribute" of the real column for verification, restart the SQL Server, create a new query, and execute the followingCode

(Several different statements)

I,

Alter login SA enable;

Go

Alter login SA with Password = 'Password ';

Go

II,

Alter login SA

With Password = n' new password'

Old_password = n' old password'

III,

Alter login [SA] with Password = n' newpassword' -- the old password is not required

IV,

Sp_password 'oldpassword', 'newpassword'

V,

Exec sp_password null, 'new password', 'sa'

-------- In enterprise management-security-account-right key attributes (it is best to cancel the password policy)