The browser cache is a temporary storage area in memory or on disk that holds the most recently downloaded Web pages. As you jump from Web page to Web page, caching those pages in memory lets you quickly go back to a page without having to download it from the Web again.
A cookie is a small file of letters and numbers that is downloaded on to your computer when you visit a website. Cookies are used by many websites and can do a number of things, eg remembering your preferences, recording what you have put in your shopping basket, and counting the number of people looking at a website.
Most web browsers allow you to install extensions, also called add-ons, or plugins, that add features or functionality to your browser and enhance or modify the way websites are displayed. An example of a browser extension is AdBlock or uBlock Origin for removing advertisements from websites.
Disable any extensions you have running in you browser, such as Adblock, Adblock Plus.
Please email the following information to firstname.lastname@example.org so that we can troubleshoot and try help resolve the issue