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If you are using an NHS computer then you might find you have another browser available such as Mozilla Firefox or Google Chrome.
If you don't have one installed, or if you are unable to install one due to lack of administrator rights then you can try one of the portable versions:
Google ChromePortable Edition
Mozilla FirefoxPortable Edition
Portable browsers are designed to be installed without administrator privileges.
To install follow these steps:
You should now be up and running with a modern browser. Copy the url from the address bar at the top of this window, and paste it into the address bar in your new browser to access the system.