INSTALLATION:
In your WordPress admin panel (/wp-admin), navigate to "Appearance > Themes > Add New" menu. You will see ready-made themes. You can select one of the themes to install, or search for themes in the search box to install. If you have a theme zip file, you can also upload it via the "Upload Theme" menu. To activate the theme you uploaded, go to the "Appearance > Themes" menu and click the "Activate" button below the theme you uploaded.