When using the url scheme https://translate.kagi.com/?source=&target=LANG&text=TEXT, the dropdown box on the translation website does not show the language that has been automatically selected to translate from. However, the translation proceeds as expected.
Example using https://translate.kagi.com/?source=&target=English&text=manos
- Translation proceeds as expected:

- Empty dropdown:

- Source language not selected:

- What the dropdown shows on interaction:

Dropdown box shows the automatically selected source language with an indication that it was automatically selected, perhaps a lightning symbol before the word or the text "Auto" with the automatic source language enclosed in ()