Change default app for many file types
110234
How to change multiple file type associations on the Mac at once?
34375
Cannot set a Windows 10 Store App as default program to open a file
141597
How to change a default application in Ice Cream Sandwich?
69327
Is there a way to set up a default folder for Windows Explorer?
29833
Windows 10 won't let me set default apps for file extensions
146648
Changing the default screenshot filename
107388
How to set default application for special link types (e.g., ssh://)?
24932
Change Default directory of Documents and Settings?
76134
Can i change the default Mac App Store install folder?
71783
How to set up a default program opening an unknown file extension?
69744
How to change the list of file types which Safari will open immediately after download?
29943
how can I change file association globally?
12958
Allowing all/different file type uploads
99206
How do I change the default settings of export operators?
111346
Reset default ACLs for C:\Program Files\WindowsApps
68945
Remove default apps from Django-admin
136913
how to change "kind" of files in OSX mavericks?