There is a program for new riders, I suggest you go through that first.
As far as a fan, I have this one, and I like it:
If you have a Bike Plus (like I do), you'll have to mount it underneath the handlebars, so it doesn't block the screen from swiveling. Secure the fan with a zip tie, so it won't fall off, and you are good to go. It was a life saver for me during the hot summer months.
As far as a fan, I have this one, and I like it:

Amazon.com : SPOFEEL Fan for Peloton, Upgraded Dual Fan Kit for Peloton Bike & Bike+, for Peloton Accessories, with 360° Rotation, 3 Speed Adjustable, No Charging Required, Bike Attachment for Peloton,Black… : Sports & Outdoors
Amazon.com : SPOFEEL Fan for Peloton, Upgraded Dual Fan Kit for Peloton Bike & Bike+, for Peloton Accessories, with 360° Rotation, 3 Speed Adjustable, No Charging Required, Bike Attachment for Peloton,Black… : Sports & Outdoors
www.amazon.com
If you have a Bike Plus (like I do), you'll have to mount it underneath the handlebars, so it doesn't block the screen from swiveling. Secure the fan with a zip tie, so it won't fall off, and you are good to go. It was a life saver for me during the hot summer months.