The below section provides links to information on how to change your email password for various providers:
Outlook - email addresses ending in @outlook.com, @hotmail.com, @hotmail.co.uk or @live.co.uk
BT - email addresses ending in @btinternet.com
https://www.bt.com/help/email/manage-email-account/i-need-to-change-or-reset-my-bt-email-password
Google - email addresses ending in @gmail.com or @googlemail.com
https://support.google.com/accounts/answer/41078
Yahoo - email addresses ending in @yahoo.com or @yahoo.co.uk
https://in.help.yahoo.com/kb/SLN27051.html
Apple - email addresses ending in @icloud.com or @me.com
https://support.apple.com/en-gb/101567
TalkTalk - email addresses ending in @talktalk.co.uk, @tiscali.co.uk, @talktalk.net, @tinyworld.co.uk, @lineone.net or @pipex.com
https://help-centre.talktalk.co.uk/Email/Access_or_Check_my_email/Changing_your_email_password
Virgin - email addresses ending in @virginmedia.com, @virgin.net or @ntlworld.com
https://www.virginmedia.com/my-virgin-media
or
https://www.virginmedia.com/my-virgin-media/forgotten-details/password
AOL - email addresses ending in @aol.com or @aol.co.uk
https://help.aol.co.uk/articles/account-management-managing-your-aol-password
Sky - email addresses ending in @sky.com
https://uk.help.yahoo.com/kb/sky/SLN25587.html
or
https://www.sky.com/help/articles/how-to-change-your-sky-email-password