Where to disable “First run help” dialog in code? How to set default HomeButton?

Hi everyone, I have some question need your help. I want to edit Skin Confluence like the way I want to have.Just some small edit here, I don’t know where and how to set on the code, I was try more way but still not success:

1. How to disable “First run help” dialog when I open addons category? It always show “First run help” dialog. I know I can edit on /userdata/addon_data/skin.confluence/settings.xml) – ‘<setting id=”FirstTimeRun” type=”bool”>true</setting>. But I don’t want to edit like this way, I want to disable it on code of this skin, I was try to find it but I don’t know where and how to disable it, just only found this one in string.po:
msgctxt “#31411”
msgid “First run help…”
msgstr “”

2. I want to set default video addon shortcut in code, but I don’t know where to set in code. From KODI 16 and KODI 17, skin confluence not save my setting for Home Buttons (video, music…). I know we can edit in /userdata/addon_data/skin.confluence/settings.xml but can you let me know where to set default in the code? I want to set some plugin like: HomeVideosButton1 = “plugin.video.youtube”…as default of Skin. I was try to edit something in the code but still not success.

So can you let me know where to set default for them in the code of Skin Confluence? Please help me, I’m so headache with it in these days, thank you very much!