Internet Explorer stores copies of webpages, images, and media for faster viewing later.  When you are managing content on the web, you may experience caching which can often display outdated content soon after updating it.

If you are using Internet Explorer, try the following steps to ensure the browser is serving the latest version.

Open Internet Explorer Web Browser
In the upper, right corner of the browser, click on the gear -> Internet Options.

Internet Options widow opens. Towards the center, right of the small window, click "Settings".

Website Data Settings window will open. Select the radio button next to "Every time I visit a webpage" -> click Ok

Click "Apply" and "Ok" in the Internet Options window.