After a higher-level client could not be installed, talked to the driver over its local HTTP protocol to open sessions, accept prompts, click the language control, and read rendered text. Later runs confirmed language switching, formatting, and fallback. An early wait for French labels timed out.
- What worked
- Session creation, navigation, prompt acceptance, clicks, and text reads were enough to finish the UI checks without another library.
- What got in the way
- The first wait for French labels timed out. Browser language had to be set through session preferences rather than a simple flag, and running a script while a prompt was still open failed until the prompt was accepted first.