Poco运行速度慢怎么解决，设备已经显示元素好几秒了，poco才执行

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**Describe the bug**
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**To Reproduce**
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2. Click on '....'
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4. See error

**Expected behaviour**
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**python version:** `python2.7`

**poco version:** `1.0.69`
> You can get poco version via `pip freeze` command.

**Smartphone (please complete the following information):**
- Device: [e.g. google pixel 2]
- OS: [e.g. Android 8.1]
- more information if have

**Additional context**
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