The first thirty seconds are for the logo. Make sure the logo exists on your server otherwise you need to upload it via the image manager.
The favicon needs to be uploaded by FTP. Create a favicon for your needs and replace it. The favicon is located in the root directory where your CMS is installed.
The style manager can change your logo with a click, see the video here: https://jakweb.ch/faq/a/96/cms-style-manager
The first thirty seconds are for the logo. Make sure the logo exists on your server otherwise you need to upload it via the image manager.
The favicon needs to be uploaded by FTP. Create a favicon for your needs and replace it. The favicon is located in the root directory where your CMS is installed.