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How to Delete Cookies & Clear the Cache

by Mika LiaoUpdated September 28, 2017
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While you browse websites, temporary Internet files are stored on your computer's hard drive in a cache, which helps enhance your Web browsing experience. Since the cache takes up space on your computer, your hard drive may run out of room and slow your processor down. Cookies are sometimes necessary since they save time by storing personalized content (such as passwords) when you visit certain websites. Problems with regularly used websites can result if all cookies are removed.

Internet Explorer 8 & Safari 4 or 5

Click "Tools" and select "Internet Options" in Internet Explorer 8. Under the "General" tab, click the "Delete" button in the "Browsing history" section. In the "Delete Browsing History" pop-up box, uncheck the "Preserve Favorites Website data" box. Check both the "Temporary Internet Files" and "Cookies" boxes, and click "Delete." Click "OK" to close "Internet Options" and exit your browser.

Open Safari 4 or 5 for Windows. Click "Edit"and scroll down to "Reset Safari." Check both "Empty the cache" and "Remove all cookies" boxes. Click the "Reset" button and close your browser.

Open Safari 4 for OS X. Click "Safari" in the main menu and scroll down to "Reset Safari." Check both the "Empty the cache" and "Remove all cookies" boxes. Click "Reset" and close your browser.

Firefox 3.0, 3.5/3.6 & Google Chrome

Open Firefox for Windows. Click "Tools" on the main menu and select "Options." To empty your browser cache, select the "Advanced" tab and click the "Network" secondary tab. In the "Offline Storage" section, click "Clear now." Click "OK" to close the "Options" dialog box. To delete cookies, select the "Privacy" tab (purple mask icon) and set "Use custom settings for history." Click the "Show Cookies" button and select "Remove All Cookies." Click "Close," then exit your browser.

Open Firefox for OS X. Click "Firefox" on the main menu and scroll down to "Preferences." To clear the browser cache, select the "Advanced" tab and click the "Network" secondary tab. In the "Offline Storage" section, click "Clear now." To delete cookies, select the "Privacy" tab (purple mask icon). Select "Use custom settings for history" and click the "Show Cookies" button. Click "Remove all Cookies" at the bottom of the dialog box.

Open Google Chrome for Windows. Click "Tools" and select "Clear browsing data." Select "Everything" in the "Clear data from this period" drop-down box, then click the "Clear Browsing data" button. Close your browser.

Open Google Chrome for Mac. Click "Chrome" and select "Preferences." Select the "Under the Hood" tab and click "Clear browsing data" in the "Privacy" section. Check both the "Empty the cache" and "Delete cookies and other site data" boxes. Click "Clear browsing data." Close the "Under the Hood" box and exit your browser.

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