Published application window freezes when moved to a high resolution monitor.
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Article ID: CTX277379
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Updated On:
Description
Published app window freezes when moved to a high resolution monitor becoming unresponsive to mouse clicks.
Mouse cursor is offset.
Resolution
1- In Studio/Policies, increase the value set for 'Display Memory Limit' policy setting. By default, the display memory limit is 65536 kilobytes.

2- Set the DPI scale to 100%.
On the endpoint device, click on the START button and select SETTINGS/SYSTEM/DISPLAY.
Select the high resolution monitor. Under 'Scale and layout' set the DPI scaling to 100%.

Problem Cause
High resolution monitor (4K or above) needs larger amount of video memory in Citrix session.
Issue/Introduction
Published application window freezes when moved to a high resolution monitor becoming unresponsive to mouse clicks.
Additional Information
Citrix Graphics policy settings - Display memory limit
https://docs.citrix.com/en-us/xenapp-and-xendesktop/7-15-ltsr/policies/reference/ica-policy-settings/graphics-policy-settings.html
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