You may need to clear your browser cache or delete your browser history. Below are steps to help on two popular internet browsers.
Internet Explorer: Open your Internet Explorer browser and from the menu go to Tools>>Internet Options. On the General tab, click the Delete Files button. Next, click the OK button then and close your browser. For newer versions, choose Tools or Safety>>Delete Browsing History>>Delete.
Google Chrome: Open your Chrome Browser and click on the three dots in the top right corner of your screen. Click ‘More Tools’ then click ‘Clear Browsing Data’. A popup block will appear. Make sure that you click ‘Browsing History’ and then click the ‘Clear Data’ button. Once you do this, close out your browser screen completely.