Each time you access a file through your web browser, the browser caches it. You should periodically clear the cache to allow your browser to function more efficiently.
A cookie is a file created by a web browser, at the request of a web site that is stored on a computer. Browsers will normally clear cookies that reach a certain age, but clearing them manually may solve problems with web sites or your browser.
Firefox
- From the Tools menu, select Clear Recent History.
- From the Time range to clear: drop-down menu, select the desired range; to clear your entire cache, select Everything.
- Click the down arrow next to "Details" to choose what history elements to clear (make sure the cookies, cache, browsing &Download History, Form and Search History, Active logins get checked). Click Clear Now.
Chrome
- On the upper right, from the Tools menu ( ), select tools
- Click Clear browsing data.
- Select the items (e.g., Clear browsing history, Clear download history, Empty the cache, Delete cookies and other site data).
- You can choose the period of time for which you want to clear cached information from the Obliterate the following items from: drop-down menu. To clear your entire cache, select The beginning of time
- Click Clear browsing data.