Limit disk space used by Offline Files: registry value CacheQuotaLimit and 1 moreComputerHKLM\Software\Policies\Microsoft\Windows\NetCache

Policy ID: Pol_CacheSize
Scope: Computer Configuration
Supported on: At least Windows Vista
Source: Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category: Network › Offline Files

Registry

CacheQuotaLimit

REG_DWORDComputer

HKLM\Software\Policies\Microsoft\Windows\NetCache Current key

Enabled value: Depends on the option value
Element: Total size of offline files:
Value type: REG_DWORD
Maximum value: 100000000

Apply with .reg · CMD · PowerShell

.reg

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\NetCache]

; Value names and types follow the ADMX. Replace <enter value> below with your own data
"CacheQuotaLimit"=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\Windows\NetCache" /v "CacheQuotaLimit" /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\Windows\NetCache' -Force | Out-Null
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Windows\NetCache' -Name 'CacheQuotaLimit' -PropertyType DWord -Value '<enter value>' -Force | Out-Null

CacheQuotaLimitUnpinned

REG_DWORDComputer

HKLM\Software\Policies\Microsoft\Windows\NetCache Current key

Enabled value: Depends on the option value
Element: Size of auto-cached files:
Value type: REG_DWORD
Maximum value: 100000000

Apply with .reg · CMD · PowerShell

.reg

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\NetCache]

; Value names and types follow the ADMX. Replace <enter value> below with your own data
"CacheQuotaLimitUnpinned"=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\Windows\NetCache" /v "CacheQuotaLimitUnpinned" /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\Windows\NetCache' -Force | Out-Null
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Windows\NetCache' -Name 'CacheQuotaLimitUnpinned' -PropertyType DWord -Value '<enter value>' -Force | Out-Null