Hi Eeeee,
Thanks for your rating. It's great to hear that you like the add-on. 😀

Great to hear you are interesting in improving the translation!
To find out more about what things you can do to contribute to this project in various ways (even without coding skills), see https://github.com/rugk/offline-qr-code/blob/master/CONTRIBUTING.md for details.

Best regards
rugk