If your PC is viewing emails via TalkTalk Mail webmail and an up to date Internet browser then that will continue working because it's secure by design.
However, if that PC also has some other email software on it that connects to your mailbox but that software you haven't updated then tell us the PC type, its Operating system and the email software and email version.
Prepare for TalkTalk Support - include in the Community Profile (not in these public posts):
Account holder name, TalkTalk home 'phone number (if not Data Only broadband)
Alternative mobile contact number. Full address with postcode (in the Location box)
Scroll down to Private notes to add the customer email address and account number
Check and Save changes
Select here: Update your profile
