If you referring to the option to remove the ¨Powered by 3CX¨ in the chat that you are using on your website as a part of the 3CX system, it is not possible.
You can customize the photo of individual agents or use the default photo, for example, your company logo depending on where is your live chat destination pointing.
You may refer to our guide on Setting Up Live Chat for all available chat customization options.