Overview
Sometimes, your browser stores data that it should clear when you start a new session. This may lead to data being presented incorrectly and other issues on iP.
Instructions
To force reset your cache press F12 on your keyboard.
This will present the console, from here select the tab named Network.
Under the title network, you will see a tick box titled disable cache, click on this.
While the console box is still open go back to your loaded page in iP, and refresh the page, this will force a cache reset.