Notes about the TXK file extension:
To open this file type, a required software must be installed. Without it you only see a Windows message "The following file cannot be opened
" (Windows 7) or "How do you want to open this file?
" (Windows 10) if you double-click the file. There click on "More apps"
and choose a suitable software to view such files on your PC or from email attachments.
The TXK file type is primarily associated with 'KaraDOS'. Used with a .MID format for sound this is part of a combination of two files. The first is a MIDI file containing the music. The second is a text file with the song lyrics.
Detailed information for file extension TXK:
Primary association: KaraDOS
Other applications associated with file type TXK:
To change file associations press Windows Key
and then Apps and Features
> Default apps
> Choose default apps by file type
Invalid file associations could be the result of underlying issues within your Windows PC.