JetBackup supports multi-language.
You can translate our language files for your own language.
Language files are located here –
WHM -> /usr/local/cpanel/whostmgr/docroot/jetbackup/languages/ CPANEL -> /usr/local/cpanel/base/3rdparty/jetbackup/languages/
Copy the English file to your language, and start translating.
You can also override the main language file for your own use, override file should be located here –
WHM -> /usr/local/cpanel/whostmgr/docroot/jetbackup/languages/override CPANEL -> /usr/local/cpanel/base/3rdparty/jetbackup/languages/override
(example file is located in each folder).