Virtual Desktop- 1912- VDI is slow and freezing while using receiver.

Virtual Desktop- 1912- VDI is slow and freezing while using receiver.

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Article ID: CTX270870

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Updated On:

Description

This article is intended for Citrix administrators and technical teams only. Non-admin users must contact their company’s Help Desk/IT support team and can refer to CTX297149 for more information.


Virtual Desktop- 1912- VDI is slow and freezing while using receiver.
Observed that when user clicked any file it is taking few seconds to open and there is a delay while switching between files from task bar.

Resolution

Create below registry Key in VDA
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal Server\Wds\icawd Name: MtuDiscovery Type: DWORD Data: 00000001

Problem Cause

MTU Packet Fragmentation.

Additional Information

https://docs.citrix.com/en-us/citrix-virtual-apps-desktops/technical-overview/hdx/adaptive-transport.html#edt-mtu-discovery  
https://support.citrix.com/article/CTX231821?_ga=2.229449886.388069632.1586747383-1122122510.1584850864