BTInternet Mail
BT Group (formerly British Telecom) is a Brittish telecommunications company, which provides
broadband and mobile services in the UK. It also provides television and IT services, one of them being a BT Mail service, with the btinternet domain.
BT Yahoo or BTMail?
In the past, the provided mail service for BT customers was ran on btyahoo com servers, so the actual mail service was run and provided by Yahoo Mail company. This has been changed in 2014 when BT introduced their own mail solution and migrated all former BT Yahoo users.
BTinternet login
You can access your BT mail webmail on BT's website at home.bt.com.
But webmail BTinternet is not the only way to check your email - you can also use an email app to connect to your BT mail server and allow you to manage your email.
IMAP settings for btinternet.com mail
BT email settings for connection from email clients with SSL.
IMAP (Incoming mail): mail.btinternet.com
SMTP (Outgoing mail): smtp.primus.ca
Incoming mail port: 993
Outgoing mail port: 465
Username: your email address including the @btinternet or @btopenworld.com domain
Password: your btinternet or btopenworld password
Can BTMail account be used in an email client?
It seems BT is making some changes and only webmail access and access for Outlook mobile apps will be made available.
Please read more on this change here: The security of btconnect.com email is being improved
Use BT Mail in a cleaner desktop app.