Modify Cache Drive
Verified with Windows 11 25H2 — updated on July 30, 2026
Supported on: At least Windows Server 2016, Windows 10
Path in the GPO console
Computer Configuration\Administrative Templates\Windows Components\Delivery Optimization Description
Specifies the drive that Delivery Optimization should use for its cache. The drive location can be specified using environment variables, drive letter or using a full path.
Registry
HKLM
SOFTWARE\Policies\Microsoft\Windows\DeliveryOptimization MDM / Intune (CSP)
./Device/Vendor/MSFT/Policy/Config/DeliveryOptimization/DOModifyCacheDrive Microsoft Learn documentation Mapping data: Microsoft Learn (CC BY 4.0)
Export Builder
BETAConfigure 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. ⓘ
.reg file
Windows Registry Editor Version 5.00
; Exported from gporais.com
; Policy: Modify Cache Drive
; State: Enabled
; Supported on: At least Windows Server 2016, Windows 10
[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\DeliveryOptimization]
"DOModifyCacheDrive"=""More formats (PowerShell, Intune, SCCM)
PowerShell
# Exported from gporais.com
# Policy: Modify Cache Drive
# State: Enabled
# Supported on: At least Windows Server 2016, Windows 10
$path = 'HKLM:\SOFTWARE\Policies\Microsoft\Windows\DeliveryOptimization'
New-Item -Path $path -Force | Out-Null
Set-ItemProperty -Path $path -Name 'DOModifyCacheDrive' -Value '' -Type StringIntune XML
OMA-URI: ./Device/Vendor/MSFT/Policy/Config/DeliveryOptimization/DOModifyCacheDrive
Data type: String
Value:
<enabled/>
<data id="ModifyCacheDrive" value=""/>Intune Remediation
# === Detection script ===
# Exported from gporais.com
# Policy: Modify Cache Drive
# State: Enabled
# Supported on: At least Windows Server 2016, Windows 10
function Test-RegistryValue {
param(
[Parameter(Mandatory = $true)][string]$Path,
[Parameter(Mandatory = $true)][string]$Name,
[object]$Expected,
[ValidateSet('String', 'DWord', 'MultiString')][string]$Kind = 'String',
[switch]$Absent
)
try {
$item = Get-ItemProperty -LiteralPath $Path -Name $Name -ErrorAction Stop
} catch {
return $Absent.IsPresent
}
if ($Absent.IsPresent) { return $false }
$actual = $item.$Name
if ($Kind -eq 'DWord') { return ([int64]$actual) -eq ([int64]$Expected) }
if ($Kind -eq 'MultiString') {
$actualValues = @($actual)
$expectedValues = @($Expected)
if ($actualValues.Count -ne $expectedValues.Count) { return $false }
for ($i = 0; $i -lt $expectedValues.Count; $i++) {
if ([string]$actualValues[$i] -ne [string]$expectedValues[$i]) { return $false }
}
return $true
}
return [string]$actual -eq [string]$Expected
}
$checks = @(
(Test-RegistryValue -Path 'HKLM:\SOFTWARE\Policies\Microsoft\Windows\DeliveryOptimization' -Name 'DOModifyCacheDrive' -Expected '' -Kind String)
)
if ($checks -notcontains $false) {
Write-Output 'Compliant'
exit 0
}
Write-Output 'Non-compliant'
exit 1
# === Remediation script ===
# Exported from gporais.com
# Policy: Modify Cache Drive
# State: Enabled
# Supported on: At least Windows Server 2016, Windows 10
$path = 'HKLM:\SOFTWARE\Policies\Microsoft\Windows\DeliveryOptimization'
New-Item -Path $path -Force | Out-Null
Set-ItemProperty -Path $path -Name 'DOModifyCacheDrive' -Value '' -Type StringSCCM scripts
# Exported from gporais.com
# Policy: Modify Cache Drive
# State: Enabled
# Supported on: At least Windows Server 2016, Windows 10
# SCCM Configuration Item guidance:
# Create a Configuration Item of type "Setting: Script".
# Discovery script: use the Detection script below.
# Remediation script: use the Remediation script below.
# Compliance rule: the Discovery script output equals 'Compliant'.
# === Detection script ===
# Exported from gporais.com
# Policy: Modify Cache Drive
# State: Enabled
# Supported on: At least Windows Server 2016, Windows 10
function Test-RegistryValue {
param(
[Parameter(Mandatory = $true)][string]$Path,
[Parameter(Mandatory = $true)][string]$Name,
[object]$Expected,
[ValidateSet('String', 'DWord', 'MultiString')][string]$Kind = 'String',
[switch]$Absent
)
try {
$item = Get-ItemProperty -LiteralPath $Path -Name $Name -ErrorAction Stop
} catch {
return $Absent.IsPresent
}
if ($Absent.IsPresent) { return $false }
$actual = $item.$Name
if ($Kind -eq 'DWord') { return ([int64]$actual) -eq ([int64]$Expected) }
if ($Kind -eq 'MultiString') {
$actualValues = @($actual)
$expectedValues = @($Expected)
if ($actualValues.Count -ne $expectedValues.Count) { return $false }
for ($i = 0; $i -lt $expectedValues.Count; $i++) {
if ([string]$actualValues[$i] -ne [string]$expectedValues[$i]) { return $false }
}
return $true
}
return [string]$actual -eq [string]$Expected
}
$checks = @(
(Test-RegistryValue -Path 'HKLM:\SOFTWARE\Policies\Microsoft\Windows\DeliveryOptimization' -Name 'DOModifyCacheDrive' -Expected '' -Kind String)
)
if ($checks -notcontains $false) {
Write-Output 'Compliant'
exit 0
}
Write-Output 'Non-compliant'
exit 1
# === Remediation script ===
# Exported from gporais.com
# Policy: Modify Cache Drive
# State: Enabled
# Supported on: At least Windows Server 2016, Windows 10
$path = 'HKLM:\SOFTWARE\Policies\Microsoft\Windows\DeliveryOptimization'
New-Item -Path $path -Force | Out-Null
Set-ItemProperty -Path $path -Name 'DOModifyCacheDrive' -Value '' -Type StringBuilding a multi-setting collection? Add this setting and generate combined .reg / PowerShell / GPO scripts.