cd /tmp -- 进入临时目录
wget https://github.com/wkhtmltopdf/wkhtmltopdf/releases/download/0.12.5/wkhtmltox_0.12.5-1.bionic_amd64.deb -- 下载程序
(注:https://github.com/wkhtmltopdf/wkhtmltopdf/releases/0.12.5/ -- 手动下载程序地址)
sudo apt install ./wkhtmltox_0.12.5-1.bionic_amd64.deb --- 安装
reboot -- 重启