Your store displays a copyright notice in the footer of each page. As a best practice, the copyright notice should include the current year, and identify your company as the legal owner of the content on the site.
Copyright notice example
© character code is used to insert the copyright symbol, as shown in the following examples:
Long format example
Copyright © 2013-present Magento, Inc. All rights reserved.
Short format example
© 2020 Magento, Inc. All rights reserved.
Change the copyright notice
On the Admin sidebar, go to Content > Design > Configuration.
In the grid, find the store view that you want to configure and click Edit in the Action column.
Under Other Settings, expand the Footer section.
Footer design settings
For Copyright, enter the copyright notice that you want to appear in the footer of each page.
©character code to insert a copyright symbol.
When complete, click Save Configuration.