Firefox
1. Click the three dots at the top right of your web browser
2. Click History
3. Click Clear recent history
4. You only need to select Temporary cached files and pages so click to deselect the other ones
5. Your settings should now look like the image below
Click Clear and once your browser cache clears, the above pop up window will close automatically, and that is it. You have cleared your browser cache for the Firefox web browser.