Disclaimer: this information was submitted by an affected user and is provided “AS IS” with no warranties. The following steps were not verified or tested by us.
Apply the GPO setting “Best Performance” option to the XenApp servers (this is done per user and cannot be set at the build level):
Change the visual effects on a per user basis to Adjust for best performance. This was applied to the Citrix Application server by GPO
User Configuration
Preferences
Windows Settings
Registry
VisualFXSetting (Order: 1)General
Action
Update
Properties
Hive
HKEY_CURRENT_USER
Key path
SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VisualEffects
Value name
VisualFXSetting
Value type
REG_DWORD
Value data
and:
User Configuration
Administrative Templates
Control Panel/Personalization
Policy Setting Comment
Load a specific theme Enabled
Path to theme file: %Systemroot%\Resources\Ease of Access Themes\basic.theme
0x2 (2)