How do I delete cache and cookies?

Deleting your temporary internet files depends on which browser you are using:

For Firefox: go to the menu icon / Click on "History" / "Clear recent history" / "Details". Select "Cookies" and "Cache" and click on "Clear now"

For Chrome: go to "More tools" / "Clear browing data." Select "Cookies and other site and plug-in data," and "Cached images and files," select "Clear browsing data."

For Safari: go to "Preferences" / "Privacy" / "Details" / "Remove All"

For Microsoft Edge: go to "•••" / "Settings" / "Privacy, search, and services" / "Clear browsing data" / "Choose what to clear"/ change the time-range to "All Time". Check the boxes next to "Cookies and other site data" and "Cached images and files". Then, select "Clear now".

For Internet Explorer:  go to "Tools" / "Internet Options/General" / "Temporary Internet files" / "Delete files"

You can also press Ctrl-Shift-Delete (PC), Cmd-Shift-Delete (Mac) in any browser to open the 'Clear Browser Data' window.