Approvals
To start an approval in Microsoft Teams, go to the Approvals option in the menu.

Starting Approvals
Under the Built for your organisation tab, you'll see all the approvals you have access to. There may be others that are not available to you. Use the toolbar to search, sort, or view more details like version and author. To start an approval, click its card. A form will open - fill it out and click Submit to run it.
Exploring Templates
In the Explore templates tab, you’ll find sample approvals to inspire you. You can’t run them, but you can try out their forms. Use the toolbar to search, group, filter, sort, or see more info like version and author. To try a template, click its card. A form will open - fill it out and click Try it! to test it.