
If the extension is not set to open with the ICA Client Engine, click the Change Program button and select Citrix ICA Client.If so, you don't need to do anything further.


We also recommended that you back up the registry before making changes to it. Logon/Authentication Attempts to add Citrix Gateway URL might fail intermittently with this error message: Authentication Service cannot be contacted. Thomson Reuters recommends having a qualified technician make registry changes because problems with the registry can cause serious problems with the operating system.

Making changes in the registry could cause problems with your operating system. Follow these steps to resolve this issue. Please note, these keyboard shortcuts must be configured to work in a citrix terminal session, otherwise you will just move the citrix session window, since keyinputs are not forwarded into the session.If the Citrix ICA Client disappears when you attempt to open an application in Virtual Office CS or CBS ASP, your computer may have an issue with ICA licensing. If you hold down WINDOWS + SHIFT then click ARROW key, it will make a window JUMP to the screen in the direction of the arrow, not align to the sides.

This will align window to the sides up or down or sideways, but also move windows to other screens if you do it repeatedly. Try press flag/windows key, and while holding it down press arrow keys several times left or right or up or down to see if the window is moved into view. The user may be using other machines, with multiple monitors and the windows are actually outside the visible view of the screen, and users have put windows on the other screens, this information is saved back to the citrix profile, and it still has the window coordinates in the profile loading it up on a 1-screen laptop, placing the windows at those coordinates outside the visible view of the laptop.
