First of all, you need to create the translated file in your WordPress language.
Your WordPress language is set in your Dashboard => Settings => General
Then go to your Dashboard => Loco Translate => Themes => Eduma.
If your language file is not created, please create your translated file by click on the “New language” text.
You need to choose your WordPress language and the location of your file. You should choose the location is System, it’s languages/themes/eduma-{locale}.pov