Edge

https://support.microsoft.com/en-us/microsoft-edge/delete-cookies-in-microsoft-edge-63947406-40ac-c3b8-57b9-2a946a29ae09

Chrome

https://support.google.com/accounts/answer/32050?co=GENIE.Platform%3DDesktop&hl=en

Internet Explorer 11

https://support.microsoft.com/en-us/topic/delete-and-manage-cookies-168dab11-0753-043d-7c16-ede5947fc64d

Safari

https://support.apple.com/en-gb/HT201265

Firefox

https://support.mozilla.org/en-US/kb/clear-cookies-and-site-data-firefox