Policy

Turn on bandwidth optimization

Windows 11 25H2

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Policy overview

Key metadata and intent for this policy.

ClassComputer
CategorySystem > Remote Assistance
Supported onAt least Windows Vista

Supported OS tags: Windows10, Windows10RT, Windows11, Windows7, Windows8, Windows81, WindowsRT, WindowsRT81, WindowsServer2008, WindowsServer2012, WindowsServer2012R2, WindowsServer2016, WindowsVista

This policy setting allows you to improve performance in low bandwidth scenarios. This setting is incrementally scaled from "No optimization" to "Full optimization". Each incremental setting includes the previous optimization setting. For example: "Turn off background" will include the following optimizations: -No full window drag -Turn off background "Full optimization" will include the following optimizations: -Use 16-bit color (8-bit color in Windows Vista) -Turn off font smoothing (not supported in Windows Vista) -No full window drag -Turn off background If you enable this policy setting, bandwidth optimization occurs at the level specified. If you disable this policy setting, application-based settings are used. If you do not configure this policy setting, application-based settings are used.

Internal name
RA_Optimize_Bandwidth
Policy ID
abbcc44a9593
Elements
1

Registry values

How enabled and disabled states update the registry.

Registry locationTypeEnabled valueDisabled value
HKLM\Software\policies\Microsoft\Windows NT\Terminal Services\UseBandwidthOptimizationREG_DWORD
1
0

Policy elements

Inputs and configuration options exposed by this policy.

ElementTypeRegistry mappingConstraints & behavior
Optimize settings for reduced bandwidth:
ID RA_Optimize_Bandwidth_List
enum
HKLM\Software\policies\Microsoft\Windows NT\Terminal Services\OptimizeBandwidth
Type REG_DWORD
Options: No optimization (14), No full window drag (12), Turn off background (8), Full optimization (0)

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