TBS company used new chip for TBS receiver .Please Upgrade the tango2 remote control and tuner to the latest firmware, and then replace the SD card file in the remote control with the latest firmware.

Here is Script file below:

Crossfire

By the way,the firmware please visit in (agent-m) to update.

1. Check the battery is fully charged
2. Make sure the battery is plugged into the drone correctly
3. Check for crash damage, moisture, corrosion, or burnt electronics

1. Check the battery is fully charged and plugged in
2. Make sure radio controller is turned on and connected
3. Make sure throttle stick is in the fully lowered position before arming
4. Make sure your arm switch is in the Disarmed position before turning your drone on

1. Inspect the USB Cable and determine if it is a Data Cable and NOT a Charging Cable
2. Disconnect any USB extension Cables and make sure the Drone is connected directly to the computer
3. Check to make sure the correct Betaflight Version is installed on your computer
4. Make sure the correct drivers are installed for your computer to detect the Drone

1. Check if the propellers are installed correctly
2. Check the battery is fully charged and plugged in correctly
3. Make sure radio controller is turned on and connected to the drone

1. Inspect camera and antennas for damage
2. Make sure Drone and Goggle are receiving power and are fully charged
3. Check if camera lens is loose. If so, rotate the lens back and forth until the picture is clear
4. Make sure Drone and Goggle are on the same Frequency and Channel
5. Check surrounding enviroment for any wireless transmission or RF noise. Wi-Fi Routers, Cellphone Towers, running Car Engines, other Drones, and more may impede wireless video performance
6. Check surrounding enviroment for physical objects in between you and your drone. Trees, buildings, cars, hills, and more may impede wireless video performance

1. Make sure the battery is fully charged and connected
2. Check if your radio controller is on and correctly bound to the Drone’s Receiver
3. Make sure your receiver and radio controller are both on the same protocol
4. Inspect all switches and gimbals to be in their default position before powering up the drone

1. Check your goggle and drone batteries are fully charged and connected correctly
2. Make sure your goggle and drone are on the same Frequency and Channel
3. Make sure you did not switch the drone to a locked video channel. If so, unlock the video transmitter in accordance to your local state and country laws and regulations.

1. -Make sure the battery is fully charged and connected
2. If the goggle works, static should display on the screen. If the screen is black but drone is on, check the drone camera for lens cap or damage
3. Check antennas for any damage

1. Check antennas for any damage
2. Adjust antenna position for maximum range
3. Check your distance. If drone passes range limit, the drone will failsafe
4. Check surrounding enviroment for any wireless transmission or RF noise. Wi-Fi Routers, Cellphone Towers, running Car Engines, other Drones, and more may impede wireless performance
5. Check surrounding enviroment for physical objects in between you and your drone. Trees, buildings, cars, hills, and more may impede wireless performance