Google Chrome:
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Open Chrome.
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On your browser toolbar, click the Chrome menu
.
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Click More tools > Clear browsing data.
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In the box that appears, click the checkboxes for "Cookies and other site and plug-in data" and "Cached images and files."
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Use the menu at the top to select the amount of data that you want to delete. Choose beginning of time to delete everything.
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Click Clear browsing data.
Fire Fox:
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Click the menu button
and choose Options.
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Select the Advanced panel.
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Click on the Network tab.
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In the Cached Web Content section, click Clear Now.
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Safari:
- In the Safari menu bar, click the Safari option.
- Click the Clear History link.
- In the Clear drop-down menu, select the time range where you want to clear browsing data.
- Click the Clear History button.