A "cookie" is a text file containing a small amount of information which a server downloads to your personal computer (PC) or mobile when you visit a website. The next time you visit that website or any other website, your PC checks to see if it has a cookie that the website recognises. If it has such a cookie, it communicates with the website and enables the website to read the information held in that cookie.
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© Openreach Limited 2025
 
		  
     
© Openreach Limited 2025
 
		  
     
© Openreach Limited 2025