when I go to sign it shows uk flag it should be Canadian flag English and it will not let me change how I do it
What are you trying to sign into? Your Central account, or to change the BD app language?
edit: that you can't change the language in your Central account?
All Bitdefender Home Product User Guides:https://www.bitdefender.com/consumer/support/user-guides/
Can i ask a question?
Of course you can, how may we help you?