Nacer

@Anton Mefodys It was installed simultaneously with main product KSC, I removed KPM via Control Panel, reboot, install KPM from the separate installer, now it works. Thank You ! 😀

I formatted my computer with the latest windows: Edition Windows 10 Pro Version 20H2 Installed on ‎12/‎23/‎2020 OS build 19042.685 Experience Windows Feature Experience Pack 120.2212.551.0 Now I’m facing the same problem with all browsers.