May be it should be useful.


:: Add "Open with Windows Photo Viewer" to the Context Menu
reg add "HKCR\Applications\photoviewer.dll\shell\open" /v "MuiVerb" /t REG_SZ /d "@photoviewer.dll,-3043"...

So I've found the solution to associate with Windows Photo Viewer instantly without restarting PC. But you need to uninstall UWP photo app before.

Get-AppxPackage -AllUsers | Where-Object name...

The main key for me is not to mark "Always use this app...". After excuting script I want to open jpg, bmp files instantly. Anyway, may be it's not possible, only through Settings.

Hello.
I want to associate png, bmp, jpg/jpeg with Windows Photo Viewer in Windows 10 (8.1) through console and without using GUI (Settings — Apps — Default apps — setting up Photo Viewer as a...

The key now stored in HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings.

Please correct from NavPaneShowAllCloudStates toEnablePerProcessSystemDPI.

That's true, it doesn't work, even set to "At start up". Any ideas how to diasble Lock Screen?..