Incognito/Private Browsing mode
Most browsers feature Incognito or Private Browsing functionality, which allows you to open an isolated session, beginning with a fresh cache and no cookies. Any new cookies and data cached during the session will be cleared when closed, and no browsing history is kept.
If a website works in Incognito/Private Browsing window, but not a regular window, consider clearing the cookies and cache to restore normal functionality.
Click the menu button and select New Incognito Window
Choose File > New Private Window from the menubar
Click the menu button and select New Private Window
Click the Hub button and select New InPrivate Window