Make a poll in a channel in Teams

Go to the channel where you want to create a poll.
Select New conversation.
When you create your post, click on the three dots and select Forms.
Enter your question, the answer option and decide if it should be possible to choose more than one answer etc.
Select Save when you’re done with your question.
You will now see a preview and can choose to send or edit your question.
Select Send if you’re satisfied with your question. Now your colleagues can answer your poll directly in your channel.