• Navigate to Stores > Settings > Configuration > SunArc > Backend in Magento Admin Panel.
• General Settings page opens.
• Skins: Select the skin color for the admin theme, there are two options available i.e Red or Blue.
• Background Login Page: Choose the desired image for background login page layout in the allowed file format.
• Footer Text: Mention the footer text displayed on the admin panel.
• Login Page and Admin Panel Logo: Choose an image which will be visible at the login page and admin panel.
• Click on Save Config to save the latest changes made.

Note : Once the changes made are saved, run php bin/magento setup:static-content:deploy-f command to make the extension work smoothly.