Recently tried Ubuntu, it feels very fun, configuration is much more complicated than windows, it is a test of hands-on ability. If you want to use the main system, then you must be online.

# Install shadowsocks-qt5

First switch the source to the latest. sudo nano `/etc/apt/sources.list` will comment out the usage, and finally insert this:

#Default commented out the source repository, uncomment it if necessary
deb https://mirrors.ustc.edu.cn/ubuntu/ artful main restricted universe multiverse
# deb-src https://mirrors.ustc.edu.cn/ubuntu/ artful main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/ubuntu/ artful-updates main restricted universe multiverse
# deb-src https://mirrors.ustc.edu.cn/ubuntu/ artful-updates main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/ubuntu/ artful-backports main restricted universe multiverse
# deb-src https://mirrors.ustc.edu.cn/ubuntu/ artful-backports main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/ubuntu/ artful-security main restricted universe multiverse
# deb-src https://mirrors.ustc.edu.cn/ubuntu/ artful-security main restricted universe multiverse

# Pre-release software source, not recommended to enable
# deb https://mirrors.ustc.edu.cn/ubuntu/ artful-proposed main restricted universe multiverse
# deb-src https://mirrors.ustc.edu.cn/ubuntu/ artful-proposed main restricted universe multiverse

After changing the sources.list file, run sudo apt-get update to update the index to take effect. Then use the PPA to install SS-QT5:

sudo add-apt-repository ppa:hzwhuang/ss-qt5 
sudo apt-get update 
sudo apt-get install shadowsocks-qt5

Search your shadowsocks software after installation Click Run and configure your information.