===== WebSocket =====
(Moved from https://dji.retroroms.info/howto/parameterhacks)

NFZ avalable on the below versions only, all other options are avalable on all versions
? Spark			: 1.00.0300
? Mavic Pro		: 1.03.0700, 1.03.0400
? Phantom 4 Pro/Adv	: 1.03.0509
? Inspire 2		: 1.00.0330

to unlock all limits in any DJI drone (SPARK, Mavic, P4p, Inspire 2) you just need to do the following

  -  connect your drone to DJI assistant (no need to login)

otherwise you can try 
  -  install simple WebSocket client from google chrome apps

from simple WebSocket client on Chrome connect to 
* ws://localhost:19870/general to get your drone param path like: ws://localhost:19870/controller/config/user/YOUR DRONE HASH NUMBER HERE
disconnect from general and connect to :
* ws://localhost:19870/controller/config/user/YOUR DRONE HASH NUMBER HERE

in the command write & execute the below commands one by one:


----


{"SEQ":"123456","CMD":"write","INDEX":"g_config_airport_limit_cfg_cfg_disable_airport_fly_limit","VALUE":1}
{"SEQ":"123456","CMD":"write","INDEX":"g_config_airport_limit_cfg_cfg_limit_data","VALUE":20250910}

----


{"SEQ":"123456","CMD":"write","INDEX":"g_config_flying_limit_limit_height_abs_without_gps","VALUE":2500}
{"SEQ":"123456","CMD":"write","INDEX":"g_config_flying_limit_limit_height_abs","VALUE":2500}
{"SEQ":"123456","CMD":"write","INDEX":"g_config_flying_limit_limit_height_rel","VALUE":2500}
{"SEQ":"123456","CMD":"write","INDEX":"g_config_flying_limit_height_limit_enabled","VALUE":2}
**

----


{"SEQ":"123456","CMD":"write","INDEX":"g_config_mode_sport_cfg_tilt_atti_range","VALUE":60}
{"SEQ":"123456","CMD":"write","INDEX":"g_config_mode_sport_cfg_vert_vel_up","VALUE":10}
{"SEQ":"123456","CMD":"write","INDEX":"g_config_mode_sport_cfg_vert_acc_up","VALUE":10}
{"SEQ":"123456","CMD":"write","INDEX":"g_config_mode_sport_cfg_vert_vel_down","VALUE":-10}
{"SEQ":"123456","CMD":"write","INDEX":"g_config_mode_sport_cfg_vert_acc_down","VALUE":-10}
{"SEQ":"123456","CMD":"write","INDEX":"g_config_fw_cfg_max_speed","VALUE":20}