Hello Amir,
Thanks for writing in!
You may clear your browser cache to resolve this issue. You may need to check out this documentation:
As for the icons, there is an update in the latest version. Try to go to Cornerstone > Theme Options > Miscellaneous > Font Awesome and set the “Load Type” to Web Font. If this does not help, please provide us with your WP access so we can check your site. You can create a secure note in your next reply with the following info:
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Best Regards.