How to modify the SharePoint2013 server farm account password

Server Telnet account password to modify the password, how to modify the SharePoint Farm Administrator account password, today logged in a n long ago to build a server farm sharepoint2013 server, log in to directly prompt account password expiration needs to be modified, The result is a direct change of the administrator login password, resulting in the entire SharePoint server farm can not be used by the tragic consequences; After the server farm can not be used, my first idea is whether to change the password back, the result is a domain user, password has historical requirements, can not be changed to the original password, The second is the ability to modify the SharePoint server farm password, with these two ideas began to proceed;

This server configuration: Windows Server 2012, Building SharePoint2013 database MSSQLServer 2012,iis 7.5

First introduce the Windows Server 2012 Change Password never Expires:

Without domain join: Server Manager > Tools > Local Security Policy > account policy > Password policy > Password maximum age (modified to 0 days) or disable password complexity requirements

Domain-joined scenarios: Server Manager > Tools > Group Policy Management > Forest > Domain > Group Policy Objects >default domain policies (right click Edit, Edit interface >

Computer Configuration > Policies >windows Settings > Security Settings > Account Policies > Password policies > Password maximum age (modified to 0 days) or disable password complexity requirements.

Here can not, follow the hint step by walk can;

The server can be restored to the original password that's best, can't modify the next step is to modify the server farm password.

First method, in Control Panel > Services > Sort by login > change all login as account password to new account password > Right-click Properties > Login Information

The second method: script command Administrators to run the sharepoint2013 Management Shell >

$m = get-spmanagedaccount-identity "Xs\administrator" –-modified to their own users, this means that the server farm account changes to this account and password

Set-spmanagedaccount-identity $m-autogeneratepassword True (Y)

This article only for their own records, if there are errors please give the treatise, thank you!

How to modify the SharePoint2013 server farm account password