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← cd ~/intune-errors
// intune-errors · App install

0x80CF201C(client error)

The Windows app needs a sideloading-enabled system to install.

Hex0x80CF201C
Decimal-2133909476 (unsigned 2161057820)
AreaApp install

How to fix it

Make sure the package is signed with a trusted signature and the device has the AllowAllTrustedApps policy enabled (domain-joined or with a sideloading licence).

Find it on the device

On the device, the Intune Management Extension logs every Win32 app install. Search them for the code:

powershell2 lines
Select-String -Path "C:\ProgramData\Microsoft\IntuneManagementExtension\Logs\*.log" `
    -Pattern "0x80CF201C|-2133909476" | Select-Object -Last 20

Find every device with it

In the Intune admin centre go to Apps › All apps › your app › Device install status and sort by status details to see every device that hit it.

Other app install errors

Search all 116 codes →