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IWR6843ISK: How do I change the configuration file to increase the maximum detection range?

Part Number: IWR6843ISK

Hi 

My radar specific parameters : 

# of Rx Antennas 4
# of Tx Antennas 3
Rx Antenna Gain(dB) 16
Tx Antenna Gain(dB) 19
Frequency Range(GHz) 60-64
Maximum Bandwidth(MHz) 4000
Tx Power(dBm) 12

The following is a configuration file created using the mmwave sensing estimator provided by TI.

The configuration file was created using the following scene parameters.

And this is the configuration file that was created.

sensorStop
flushCfg
dfeDataOutputMode 1
channelCfg 15 7 0
adcCfg 2 1
adcbufCfg -1 0 1 1 1
profileCfg 0 60 2 3.8 21.73 0 0 4.25 1 210 12400 0 0 30
chirpCfg 0 0 0 0 0 0 0 1
chirpCfg 1 1 0 0 0 0 0 2
chirpCfg 2 2 0 0 0 0 0 4
frameCfg 0 2 64 0 40 1 0
lowPower 0 0
guiMonitor -1 1 1 0 0 0 1
cfarCfg -1 0 2 8 4 3 0 15 1
cfarCfg -1 1 0 4 2 3 1 15 1
multiObjBeamForming -1 1 0.5
clutterRemoval -1 0
calibDcRangeSig -1 0 -5 8 256
extendedMaxVelocity -1 0
bpmCfg -1 0 0 1
lvdsStreamCfg -1 0 0 0
compRangeBiasAndRxChanPhase 0.0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0
measureRangeBiasAndRxChanPhase 0 1.5 0.2
CQRxSatMonitor 0 3 5 121 0
CQSigImgMonitor 0 127 4
analogMonitor 0 0
aoaFovCfg -1 -90 90 -90 90
cfarFovCfg -1 0 0 8.92
cfarFovCfg -1 1 -1 1.00
calibData 0 0 0
sensorStart

Plus with tracking commands

% *****************TRACKING COMMANDS*****************************
staticBoundaryBox -40 40 20 70 -0.5 3
boundaryBox -50 50 10 80 -0.5 3
gatingParam 20 15 15 15 200
stateParam 15 10 10 1000 10 1000
allocationParam 60 50 1 3 5 50.0
maxAcceleration 50 50 0.1
trackingCfg 1 2 250 20 113 355 50
sensorPosition 2 0 0
presenceBoundaryBox -3 3 2 6 0.5 2.5
The current problem is that when I modify the configuration file in my program, the object is not detected smoothly.
What value should I change to increase the maximum detection distance to 350m?
And please tell me why.
The sentence may not be natural by using a translator. I'm sorry.
Thank you...