STEP 1: First you have to build the frame of the drone.
STEP 2: After that the motors have to be assembled in the frame.
STEP 3: After installing the motors, you have to install ESC (Electronic Speed Controller) in the drone.
STEP 4: After installing the ESC you have to install flight control.
NOTE-: You can use the flight controller as per your use and budget.
STEP 5: After installing the flight controller, you have to connect the signal wires of the ESC to pin numbers 1,2,3,4 of the flight controller.
STEP 6: You have to connect the receiver with the flight controller.
STEP 7: After installing the receiver, connect the M8N GPS to the GPS port on the flight controller.
STEP 8: After assembling all the components you have to install the landing gear
STEP 9: After building the entire drone, you have to program the entire drone with mission planner software and you can program it as per your requirement.
STEP 10: After programming you have to connect the battery.
STEP 11: Congratulations, you have successfully built your drone.
MY DRONE MAKING VIDEO -:
MY PROGRAMING VIDEO -:
GPS CONNECTION-: