Mouse & Keyboard might show Delay/Stops Working when using High DPI Mouse in Citrix sessions
Article ID: CTX282624
Updated On:
Description
Users using high DPI mouse and connect to a Citrix published desktop (or applications) both mouse and keyboard stops working. Sometimes mouse is working 4-5 seconds before it stops working.
Users see a delay in Display update (i.e. when moving Windows) as the delay of up to 5-10 seconds after stopping the mouse movement before a Window reaches his targeted position.
Environment
Caution! Using Registry Editor incorrectly can cause serious problems that might require you to reinstall your operating system. Citrix cannot guarantee that problems resulting from the incorrect use of Registry Editor can be solved. Use Registry Editor at your own risk. Be sure to back up the registry before you edit it.
Resolution
As a workaround, Increase the refresh timer on the client machine to 50, 100
Navigate to registry location - HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Citrix\ICA Client\Engine\Lockdown Profiles\All Regions\Lockdown\Virtual Channels\Mouse, Change the MouseTimer value to 50
Navigate to registry location - HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Citrix\ICA Client\Engine\Lockdown Profiles\All Regions\Lockdown\Virtual Channels\Mouse, Change the MouseTimer value to 50
Problem Cause
High DPI mouse might need more refresh time to sync in ica session
Additional Information
https://support.citrix.com/article/CTX249907
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