Hello @baq,
Thank you for purchasing our theme and for reaching out to our support center.
To change the XStore logo on the left side of the header in the Beauty & Cosmetics Demo, please navigate to XStore > Theme Options > Header builder > Multiple headers > Edit the Home page Header. From there, you can change or remove the logo as desired. For a better reference, please see the images provided here: https://ibb.co/chNLPpJ and https://ibb.co/YP0vvR7.
Best Regards,
8Theme’s Team