here is an example how you can easy backup your favorite apps to your pc
Be sure your Samsung ativ S is fully unlocked and full filesystem access.
1: install your favorite app from the store
for this example we use the trail version of...
see for yourself...ALL VALUES BELOW ARE DEFAULT VALUES !!!!
all in HKEY_LOCAL_MACHINE
i managed to install a registry editor on my Lumia 950XL running windows 10
first put your phone in developr mode -> settings -> updates and security -> for developers -> developer mode
what i did...
installed an old rom ( ROM 10.0.1058...
Here is a way to DeBrand / ReInstall (old) ROM to your Lumia 950/950XL
I went back from 10.0.010586.36 to 10.0.010586.0
Booting of your Lumia 950/950XL
To continue this tutorial, it is necessary to start your Lumia 950/950XL in the ...
here it is : PATCHED : HTC TestTool v.188.8.131.52 - eMMC Tool
have fun with it.