You can pre fill your web portal with the username and password of a user in the admin tool / web tab /web portal preference


You can also either edit the index.html file with notepad and located in C:\Program Files (x86)\TSplus\Clients\www and add the username / password of your choice, and save the file to the name of the user. For example www.adressofyourserver/john.html 



 // --------------- Access Configuration ---------------
var user = "John"; // Login to use when connecting to the remote server (leave "" to use the login typed in this page)
var pass = "Mypassword"; // Password to use when connecting to the remote server (leave "" to use the password typed in this page)
var domain = ""; // Domain to use when connecting to the remote server (leave "" to use the domain typed in this page)
var server = "127.0.0.1"; // Server to connect to (leave "" to use localhost and/or the server chosen in this page)
var port = ""; // Port to connect to (leave "" to use localhost and/or the port of the server chosen in this page)
var lang = "as_browser"; // Language to use
var serverhtml5 = "127.0.0.1"; // Server to connect to, when using HTML5 client
var porthtml5 = "3389"; // Port to connect to, when using HTML5 client
var cmdline = ""; // Optional text that will be put in the server's clipboard once connected
// --------------- End of Access Configuration ---------------


If you want an URL that autologon, you can edit the settings.js file located in C:\Program Files (x86)\TSplus\Clients\www\software\html5

Please note that this file is used for general settings, so you will not be able to set multiple username and password in there, meaning that all of your users will connect using the same username and password here. 


W.user = "John";
W.pass = "Mypassword";