Set percentage of disk space used for client computer cache: registry value SizePercentComputerHKLM\SOFTWARE\Policies\Microsoft\PeerDist\CacheMgr\Republication

Policy ID: SetCachePercent
Scope: Computer Configuration
Supported on: At least Windows 7 or Windows Server 2008 R2*
Source: Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category: Network › BranchCache

Registry

SizePercent

REG_DWORDComputer

HKLM\SOFTWARE\Policies\Microsoft\PeerDist\CacheMgr\Republication Current key

Enabled value: Depends on the option value
Element: -
Value type: REG_DWORD
Minimum value: 1
Maximum value: 100
Required: true

Apply with .reg · CMD · PowerShell

.reg

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\PeerDist\CacheMgr\Republication]

; Value names and types follow the ADMX. Replace <enter value> below with your own data
"SizePercent"=dword:<enter value>

CMD

:: Value names and types follow the ADMX. Replace <enter value> below with your own data

reg add "HKLM\SOFTWARE\Policies\Microsoft\PeerDist\CacheMgr\Republication" /v "SizePercent" /t REG_DWORD /d "<enter value>" /f

PowerShell

# Value names and types follow the ADMX. Replace <enter value> below with your own data

New-Item -Path 'HKLM:\SOFTWARE\Policies\Microsoft\PeerDist\CacheMgr\Republication' -Force | Out-Null
New-ItemProperty -Path 'HKLM:\SOFTWARE\Policies\Microsoft\PeerDist\CacheMgr\Republication' -Name 'SizePercent' -PropertyType DWord -Value '<enter value>' -Force | Out-Null