Please see the instruction below on how to clear cache and cookies:-

1. Click on three dots on the top right corner of the edge browser and select Settings.
   

1. Select “Privacy, search and services” and then select “Choose what to clear” under section Clare browsing data.
2. 
   

1. Time range should be “All time” and make sure you have only ticked last two option – 1. Cookies and other site data and 2. Cached images and files. Press clear now.
   
2. 
   
3. After clearing cached and cookies files, close the browser completely and re-try accessing the URL again