Clearing temporary internet files and cookies in Safari To clear your temporary internet files and cookies on Safari, follow these instructions: With the Safari browser open, click 'Safari' in the top left of your screen and select ‘Preferences’. Within the window that pops up, click on 'Privacy' and then 'Remove all website data'. Click 'Remove now' to remove all data stored in your browser. Restart your browser. If you need any further assistance, please see our contact details here. Related articles Clearing temporary internet files and cookies in Google Chrome Net Deposits & Closed Loop System How to clear temporary internet files and cookies on an iOS device I've forgotten my login details How can I check my reward history?