: Promotional codes from 2021 are generally expired and no longer valid on legitimate platforms.

Information regarding an "xxxbptv offer 2021" is limited, as the domain in question is primarily associated with and high-traffic streaming services.

If "xxxbptv" refers to a specific local broadcaster or a typo for a different brand (e.g., a specific "BPTV" station), please provide additional details like the region or the full name of the organization.