PPK2 issue,cannot connect with the PC

I just bought a PPK2 , and try to connect it with the PC software, but it seems cannot connect with the power profiler software.
The green led blink slowly .


The software show below information :

13:32:47.692
Initialising the bundled nrfutil device
13:32:48.075
Using the bundled core version for nrfutil device: 8.0.0
13:32:48.129
Using nrfutil-device version: 2.10.2
13:32:48.129
Using nrf-device-lib version: 0.17.71
13:32:48.130
Using nrf-probe version: 0.38.0
13:32:48.130
Using JLink version: JLink_V8.18

and I have tried different USB cable .
This tools seems not user-friendly
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