When your web browser isn't functioning properly, it's possible it is holding onto old cookies and site data.  Try clearing your browser cache and cookies to see if this resolves the issue.

With the web browser open and active, press CTRL + SHIFT + DEL keys on your keyboard to bring up the Clear browsing data window.  Select the Advanced options tab, check only the Cookies and other site data and Cached images and files boxes, ensure the drop-down list for Time range is set to All time, and finally click the Clear data button.

After the Clear data process has completed, exit out of the Settings window and return to your web usage.  Press CTRL + F5 buttons on your keyboard to refresh your browser window, or close and restart the web browser.