If you always browse websites containing private or sensitive information using your BlackBerry Z10 phone, you may want to learn how to clear the browser history, cookies and cache. If your Z10 run slow, clearing the cache also improve speed and performance and resolve some issues.
How to clear cache/cookies on BlackBerry Z10 phone
* Touch Browser icon from the home screen.
* Touch Menu (three points) at the bottom > Setting > Privacy and Security.
* Scroll down and you will find “Clear Cookies and Other Data” button. Touch on it to start deleting the cache and cookies.