To use a browser extension to remove the X-Frame-Options console error when trying to load URLs in the Visual Experience Composer (VEC).
Environment
StepsError message in the console
Install and configure the Requestly extension on Chrome
Turn off the Enhanced Experienced Composer.
Install the Requestly browser extension on Chrome.
Open the extension and Select Modify headers. Enter the following:
Install and configure the Modify Response Headers extension on Firefox
Install the Modify Response Headers on Firefox and restart the browser.
From your Firefox extensions, select the Modify Response Headers extension.
Click Preferences.
Select Filter from the Action drop-down menu.
In the Header Name field, enter: X-Frame-Options
Click Add.
Click Start.