As in the title, after selecting mod from the list, left click on it, there is 3 options - its internet site, OPEN FOLDER, delete mod. Problem is about "open Folder" option. It is opening explorer window, and qucly close it.
- Legacy ID
- Unable To Duplicate
I'm sorry but we're unable to replicate that issue and I'd say that it is specific to you Windows installation as the Windows Explorer window opens and that means that Launcher has done its job.
Launcher opens the folder by running a Windows Explorer with parameters to select a folder. Try to execute this command from the Run dialog or from Command Propmt to see what happens if you run it manually.
It should open the explorer and pre-select the Windows folder. (The parameters for the explorer.exe are described in this support article https://support.microsoft.com/en-us/kb/152457)
Try to run the command without the /e parameter:
Also what's the visual style you are using and and most importantly what's theme manager/patch are you using to enable it? Given the way how Windows visual styles it may be related to you problem.