How do I change the language in Capture One?
The software language will depend on the language of your operating system. If you run your computer in English - then the Capture One interface will be in English too. In order to change it to another language, just change your OS language under System Preferences -> Language & Region and restart your computer.
For Windows OS:
Activate Capture One application, then go to Edit -> Preferences -> General.
Once you've chosen the preferable language, restart the application: