In Opera, clearing all caches, history and cookies is a matter of a few clicks.
Clear Private Data, Empty Caches and Remove Cookies in Opera
To delete cached data, cookies and your browsing history in Opera after accessing your email account on the web:
- Select Tools | Delete Private Data... from the menu in Opera.
- Click Detailed Options.
- Make sure
- Delete temporary cookies,
- Delete all cookies,
- Delete password protected pages and data,
- Delete entire cache,
- Clear history of visited pages and
- Clear history of downloads
- Click Delete.

