I have been using XAMPP to connect to localhost to do editing on my computer for websites. I have been using it for over a year now and in the past whenever I would update t
First thing to try would be clearing browser history/cache and reloading the browser.
If you enabled some kind of caching that might also explain it.
You could test by creating a new page on localhost and see if it works. If so, then check that any pages you're changing on localhost are actually being updated (check the file modified times and close/reload the source to see if the changes are actually there).