Click on the Tools menu and select Internet Options. On the General page, under Temporary Internet Files, click on Delete Cookies and then OK. Click on Delete Files, put a tick in the box labelled Delete all offline content and click OK.

Under History, click on Clear History and then OK. Now look at the top of the window and click on the Content tab, select AutoComplete and finally Clear Forms.

Click on Tools and then Options then click on Privacy. Click on the Clear button next to Cache and Saved Form Information.

At the top right, click More. Click History and then History. On the left, click Clear browsing data. A box will appear. From the drop-down menu, select how much history you want to delete. To clear everything, select All time. Check the boxes for the info you want Chrome to clear, including “browsing history.”

This allows you to either limit the clearing of history, cookies and website data to a specific timeframe, or to delete your existing web history altogether. Open Safari and with a tab open, tap the Bookmarks icon (the open book) located at the bottom of the screen. Tap the tab at the top of the screen with a clock symbol, and you’ll see a history of your browsing activity. To remove instances of recorded visits to specific web pages, swipe leftwards across individual logs in the list and tap the red delete button that appears. To delete the entire browsing history list, tap “Clear” and select the option you prefer from the following: The last hour; Today; Today and yesterday; and All time.

Click the Opera settings button top-left of the browser window Mouse-over the More tools menu item, then click Clear browsing data Choose from when you would like items be deleted (beginning of time recommended) Check all boxes except Passwords and Autofill (unless you are selling your PC or otherwise need to) Click the Clear browsing data button Close the Settings tab and restart Opera