https://blog.wongcw.com/2021/08/03/xubuntu-linux%e7%99%bc%e8%a1%8c%e7%89%88%e5%b7%b2%e6%94%be%e6%a3%84%e5%b9%b4%e9%82%81%e7%9a%84pidgin%e5%8d%b3%e6%99%82%e6%b6%88%e6%81%af%e5%82%b3%e9%81%9e%e8%bb%9f%e9%ab%94/