下载最新版：
http://kdl.cc.ksosoft.com/wps-community/download/8722/wps-office-11.1.0.8722-1.x86_64.rpm
wget -c http://kdl.cc.ksosoft.com/wps-community/download/fonts/wps-office-fonts_1.0_all.deb卸载旧版本：
$ sudo apt-get purge wps-office
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages will be REMOVED:
wps-office*
0 upgraded, 0 newly installed, 1 to remove and 97 not upgraded.
After this operation, 879 MB disk space will be freed.
Do you want to continue? [Y/n] y
(Reading database ... 353225 files and directories currently installed.)
Removing wps-office (11.1.0.8392) ...
Unknown media type in type 'all/all'
Unknown media type in type 'all/allfiles'
Processing triggers for mime-support (3.60ubuntu1) ...
Processing triggers for desktop-file-utils (0.23-1ubuntu3.18.04.2) ...
Processing triggers for bamfdaemon (0.5.3+18.04.20180207.2-0ubuntu1) ...
Rebuilding /usr/share/applications/bamf-2.index...
Processing triggers for shared-mime-info (1.9-2) ...
Unknown media type in type 'all/all'
Unknown media type in type 'all/allfiles'
Processing triggers for gnome-menus (3.13.3-11ubuntu1.1) ...
Processing triggers for hicolor-icon-theme (0.17-2) ...
(Reading database ... 341372 files and directories currently installed.)
Purging configuration files for wps-office (11.1.0.8392) ...
dpkg: warning: while removing wps-office, directory '/opt/kingsoft' not empty so not removed安装新版本
$ sudo apt-get install libpng*
$ sudo dpkg -i wps-office_11.1.0.8722_amd64.deb
$ sudo dpkg -i wps-office-fonts_1.0_all.deb
