The different buttons on the FixMKVGaps toolbar have the following functions:
1 Open: opens a file. Only .mkv files can be opened.( CTRL + O shortcut)
2 Paste a file: if you have copied a .mkv file from Windows Explorer to the clipboard, this button will paste it ( CTRL + V shortcut)
3 Access the Parent folder of the .mkv file (shortcut F8 )
4 Open the Help page, which provides a list of keyboard shortcuts, command line options, and script functions (shortcut F1 )
5 Open the Scripts page where you can use a scripting language to control the application.(shortcut F12 )
6 About : displays information about the application (shortcut F11 )
7 Settings : opens the settings page (shortcut F10 )
8 Quit : close the application (shortcut ALT + F4 )