@Toobored100
If on chrome
Go to those three dots on top right corner > History > Clear Browsing Data > Only select cached images and files & cookies and other side data > Set the following items from the beginning of time > Clear browsing data
That should fix it, if you're on any other browsers search how to clear cookies and site data for your specific browser
Not up to me. Level browsing UI is handled by Kong, and the content API doesn't support searching.