Some TVs (especially older Smart TVs or basic models) have no app store, a very limited one, or simply will not let you install a working IPTV player. This is common and easy to solve.
The recommended fix is to plug a small streaming stick or box into an HDMI port on your TV. An Amazon Firestick or an Android TV box both have proper app stores and are fully supported by IPTVV Canada. You install the IPTV player on the stick or box, enter your login details there, and switch your TV to that HDMI input to watch.
This approach also has a bonus: your TV becomes easy to upgrade later, since you only need to replace the inexpensive stick or box rather than the whole television.