Many problems, such as web pages not displaying correctly, can be fixed by resetting your browser. A reset can also help when removing browser hijackers, adware and potentially unwanted applications. Below are instructions for four common web browsers. This procedure is not reversible.
Internet Explorer (10 or higher)
This guide was created using Internet Explorer 11. We recommend having the latest version of your browser where possible.
Launch Internet Explorer and click on the "gear" icon (in the top right corner of Internet Explorer) and select Internet Options.
In the window that opens, click the Advanced tab. Then click Reset.
Note: Selecting 'Delete personal settings' is optional and not usually necessary unless you want to remove all of your personal information, such as Favourites and Browsing History.
Following these steps you will reset your default search engine, homepage, default startup tabs and disable extensions. This guide was created using Google Chrome 62. We recommend having the latest version of your browser where possible.
Launch Google Chrome and click on the 'three bars' icon (in the top right corner of Google Chrome). Then click Settings.
Click Settings again, then Show advanced settings, then scroll to the bottom of the page.
Click Clear Browsing Data and then Clear Browsing Data in the new window which opens.
A Mozilla Firefox reset will save your essential information such as bookmarks and open tabs. By following these steps you will reset your extensions and themes, search engines, security settings, plugin settings, toolbar customisation, user styles and other settings. This guide was created using Firefox 43. We recommend having the latest version of your browser where possible.
Using Mozilla Firefox, visit this webpage and click Refresh Firefox. It will not work in any other browser.
If this method does not work, launch Mozilla Firefox and click on the 'three bars' icon. Then open the Help Menu (with a '?' icon).
Then click on Troubleshooting Information.
Under the 'Give Firefox a tune up' heading, click Refresh Firefox and then Refresh Firefox again. The browser will then restart automatically.
This guide was created using Safari 9. We recommend having the latest version of your browser where possible. Launch Safari. From the main Safari menu, click Preferences.
To clear the cache, click Advanced and select Show Develop menu in menu bar.
Then close Safari preferences, and under the Develop menu click Empty Caches.
Finally, open the main Safari menu again and select Clear History. This will delete your browsing history. From the dropdown menu, you can choose how much you would like to delete. If in doubt, select all history.