Hi, I am an Independent Advisor.
Let me help you with this issue.
I understand you are having problems accessing tiffany.com website.
Have you tried clearing the browser cache and cookies?
If not, please follow the steps below on how to clear cache on MS Edge.
Open Microsoft Edge, copy and paste this on your browser address bar then press enter.
edge://settings/clearbrowserdata
Clear your browsing history, cookies, and cached images and files.
Select Time Range then choose Clear Now.
Try to access the website again after restarting Microsoft Edge.