No. they will leave you a notification. you have to pick it up by yourself or they will delivery it again at second day.

How many times will FedEx attempt delivery in one day?

What can I do to get it? In most cases, we will attempt to deliver your package three times before returning it to your shipper. When a FedEx courier is unable to deliver your package, he will leave a tag on your door informing you on the Air Waybill number and the next delivery attempt.

Will FedEx try to deliver again?

Delivery attempts

If a signature is required, the driver will typically try to deliver the package up to three times. ... If you want FedEx to reattempt a delivery, call 1.800. 463.3339. To avoid missed deliveries, sign up for FedEx Delivery Manager to request to hold your package at a FedEx location for you to pick up.