Go to FUNC > ST.MIX (Steering Mixing). Step 2: Set MIX to ON . Step 3: Set MASTER to ST (Steering wheel). Step 4: Set SLAVE to CH3 (Where your rear servo is). Step 5: Adjust UPRATIO (Up Ratio) to -100% . - Positive (+) 100% = Crab walk (both turn same direction). - Negative (-) 100% = Rear steer (front left, rear right).
The stock FS-GT5 buttons (CH3 and CH4) are (push-button). They are not 3-position toggles. You can buy an aftermarket 3-position switch, but out of the box, they act as latched or momentary triggers. flysky fs-gt5 manual
Ensure the antenna is clear of obstructions and always keep the model within your direct line of sight. Go to FUNC > ST
For longer run times, you can use a 2S LiPo battery with a JST connector . Step 4: Set SLAVE to CH3 (Where your rear servo is)