1. Log in to your Plesk account.

2. Click on Files from the Sidebar Menu.

plesk client files menu

3. Under File Manager, enter the httpdocs directory.

plesk filemanager httpdocs

4. Hover over the file. The corresponding line will be highlighted. Next, click on the Menu Icon plesk contextmenu file edit, located at the end of the line, and the Context Menu will open. Click on Edit In HTML Editor or choose any other suitable editor.

plesk filemanager edit file

5. Make changes to your file and confirm with OK.

plesk editor ui