en-US chrome computer user

Set disk cache size in bytes

Verified with Google Chrome — updated on July 10, 2026

Supported on: Microsoft Windows 7 or later

Path in the GPO console

Computer Configuration\Administrative Templates\Google\Google Chrome

Description

Setting the policy to None has Google Chrome use the default cache size for storing cached files on the disk. Users can't change it. If you set the policy, Google Chrome uses the cache size you provide—whether or not users specify the --disk-cache-size flag. (Values below a few megabytes are rounded up.) If not set, Google Chrome uses the default size. Users can change that setting using the --disk-cache-size flag. Note: The value specified in this policy is used as a hint to various cache subsystems in the browser. Therefore the actual total disk consumption of all caches will be higher but within the same order of magnitude as the value specified.

Registry

HKLM Software\Policies\Google\Chrome
HKCU Software\Policies\Google\Chrome

More options available

Options

Set disk cache size:
DiskCacheSize decimal - range 0-2000000000

Export Builder

BETA

Configure the state, scope and options, then generate .reg, PowerShell, Intune and SCCM outputs — or add the setting to a multi-setting collection.

These exports write the registry — this is not a managed GPO.

Scope

.reg file

Windows Registry Editor Version 5.00

; Exported from gporais.com
; Policy: Set disk cache size in bytes
; State: Enabled
; Scope: Computer (HKLM)
; Supported on: Microsoft Windows 7 or later

[HKEY_LOCAL_MACHINE\Software\Policies\Google\Chrome]
"DiskCacheSize"=dword:00000000
More formats (PowerShell, Intune, SCCM)

PowerShell

# Exported from gporais.com
# Policy: Set disk cache size in bytes
# State: Enabled
# Scope: Computer (HKLM)
# Supported on: Microsoft Windows 7 or later

$path = 'HKLM:\Software\Policies\Google\Chrome'
New-Item -Path $path -Force | Out-Null
Set-ItemProperty -Path $path -Name 'DiskCacheSize' -Value 0 -Type DWord

Building a multi-setting collection? Add this setting and generate combined .reg / PowerShell / GPO scripts.

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