Clearing Browser Cache
Browsers keep local copies of internet files on your computer to speed up browsing. However when a website gets an update, or makes significant changes the browser doesn’t always grab the newest copy of the website. This makes it necessary to clear your browser’s cache
Google Chrome
On your computer, open Chrome.
At the top right, click More (the 3 dots icon).
Click More tools and then Clear browsing data.
At the top, choose a time range. To delete everything, select All time.
Next to "Cookies and other site data" and "Cached images and files," check the boxes.
Click Clear data.
Full instructions from Google Support
Mozilla Firefox
Click the menu button (3 lines icon) and select Options.
Select the Privacy & Security panel.
In the Cookies and Site Data section, click Clear Data….
Remove the check mark in front of Cookies and Site Data.
a. For more information about managing site data, see Manage local site storage settings.
With Cached Web Content check marked, click the Clear button.
Close the about:preferences page. Any changes you've made will automatically be saved.
Full instructions from Mozilla Support
Microsoft Edge
To view your browsing history, in your Microsoft Edge browser, select Favorites > History .
Select Clear history.
Choose the types of data you want to remove from your PC (see the table for descriptions). For example, you may want to remove browsing history and cookies, but keep the history for autofill and passwords.
Select Clear.
Full instructions from Microsoft Support