There are reasons. Drones can be lost for a number of reasons, including: Flying in bad weather conditions like heavy rain or strong winds; Losing power and crashing because of technical issues with battery life. Being blown away by the wind when flying too high up off ground level; Getting stuck fast between two trees where there is no escape route due to its height above sea level. In case of this, you can refer to our guide on How to Get a Drone Out of a Tree. I think it might help that's why I have included it.