I have no idea how I got that info, I must have got someone on a good day!

Clearing cache on Chrome:

Click on the 3 horizontal lines in the top right under the X and select settings.

Scroll down and click Show Advanced Settings.

Then under Privacy, select the Clear Browsing Data button.

Untick everything except cookies and cache and change the dropdown up the top to The Beginning of Time

Then click the Clear Browsing Data button. 

Restart your browser when it's done.

Clearing Cache on Firefox:

Click on the 3 horizontal lines under the X and select History.

Then select Clear Recent History.

In the box that pops up, untick everything except cookies and cache and change the dropdown at the top to Everything.

Then press the Clear Now button.

Restart your browser when it's done.

Hopefully it works for you, like it did for me!