Easy-to-install door opener

A door opener comprising:

• a mounting seat including a bottom wall;
• a driving device including a motor, wherein the driving device is configured to be operatively connected to a door for moving the door between an open position and a closed position;
• a quick-release device including a quick-release seat fixed to the bottom wall, wherein the quick-release seat includes a first coupling portion, wherein the quick-release device further includes a movable member slidably coupled to the quick-release seat and slidable in a lateral direction, and wherein the movable member includes a movable coupling portion;
• a control device electrically connected to the driving device, wherein the control device includes a protective housing and a control panel coupled to the protective housing, wherein the protective housing is detachably coupled with the first coupling portion and the movable coupling portion of the quick-release device;
• a first side cover, wherein the mounting seat further includes two ends spaced from each other in the lateral direction, wherein the first side cover is fixed to one of the two ends of the mounting seat;
• a second side cover fixed to another of the two ends of the mounting seat;
• an outer cover covering an outer side of the driving device and an outer side of the control device, wherein the outer cover includes a window, wherein the control panel of the control device is located in the window, and wherein the outer cover is located between the first side cover and the second side cover;
• and
• a mode switching device fixed to the first side cover and in electrical connection with the control device, wherein the mode switching device includes an anti-theft control module and a switching module operable by the anti-theft control module to wake up the control device, wherein when the anti-theft control module is locked, the anti-theft control module is incapable of operating the switching module, and wherein only when the anti-theft control module is unlocked, the anti-theft control module is capable of controlling the switching module to wake up the control device into an operable state.