# Reason: device not found by EID

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原因是测试过程中auto power off了。

MCU cfg tool 里面需要disable auto power off ，disable pairing timeout 这两个选项

1)disable auto power off, disable pairing timeout

**Note**:修改仅为了便于GFPS测试

![](images/Reason_+device+not+found+by+EID_1c0139d1.jpg)

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