Joomla! Template ET Hotel - Item Support

Hi, unfortunately I can't find the place where I can change the content of the Quickstart data. Please help me.

Thank you!
Hi, I got a question about the Quix-contact-form. How can I change the english field-items (Your name, Your email, Email Subject, Write your message, Send) into german?

Thank you!
Item Name:
ET Hotel
Downloads:
609
Sales:
11
Created:
2020-02-05
$29.00 $23.10
Regular License
This item may be used for a single domain only.
$39.00 $29.25
Extended License

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