About "Windows Protected Print Mode (WPP)"

December 26, 2024

Windows11, version 24H2, released by Microsoft, includes “Windows Protected Print Mode” as a new feature in “Printers and Scanner”
The default value of this feature is disabled, but when this feature is enabled, we confirm phenomenon below.

Phenomenon

Installed printer drivers and fax drivers, non-Microsoft, are automatically deleted and printing is not possible.
Additionally, printing from applications that use our company drivers is not possible as well.Printer drivers and fax drivers cannot be newly installed.Restoring the WPP setting does not recover the removed drivers.

Recovery

To use our company printer drivers again, disable the WPP setting and reinstall the drivers.