The rule for Paris Metro tickets are changing in March 2022. Books of paper tickets will no longer be available. In this video we’ll answer the most asked questions about how to get around in Paris, including Navigo and Navigo Easy, how to buy metro tickets at the machines and what are the best and cheapest options for public transportation in Paris. Bon Voyage!
https://www.youtube.com/watch?v=yNeBSlHznt0