Sometimes clearing a browser's cache, cookies, and history can resolve the strangest of issues. It is recommended that clients clear their browsers cache regularly.
Chrome
On your computer, open Chrome.
At the top right, click More (three vertical dots).
Click More tools. 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.
Firefox
Click the menu button and select Settings.
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.
With Cached Web Content check marked, click the Clear button.
Close the about:preferences page. Any changes you've made will automatically be saved.
Edge
Open Microsoft Edge, select Menu (3 dots icon on top right corner of the browser) > Settings > Privacy & services.
Under Clear browsing data, select Choose what to clear.
Select "Cached images and files" and "Cookies and other site data" check box and then select Clear.