ubuntu pdf中文乱码问题解决

具体步骤：

一、安装一个东西，似乎是字体哦？

sudo apt-get install poppler-data

二、修改字体配置文件

sudo gedit /etc/fonts/conf.d/69-language-selector-zh-cn.conf

我只修改了红色字体部分，就是WenQuanYi Zen Hei 这款中文字体移动到第一个位置。

<?xml version="1.0"?>

<!DOCTYPE fontconfig SYSTEM "fonts.dtd">

<fontconfig>

<match target="pattern">

<test qual="any" name="family">

<string>serif</string>

</test>

<edit name="family" mode="prepend" binding="strong">

<string>DejaVu Serif</string>

<string>Bitstream Vera Serif</string>

<string>HYSong</string>

<string>AR PL UMing CN</string>

<string>AR PL UMing HK</string>

<string>AR PL ShanHeiSun Uni</string>

<string>AR PL New Sung</string>

<string>WenQuanYi Bitmap Song</string>

<string>AR PL UKai CN</string>

<string>AR PL ZenKai Uni</string>

</edit>

</match> 

<match target="pattern">

<test qual="any" name="family">

<string>sans-serif</string>

</test>

<edit name="family" mode="prepend" binding="strong">

<string>WenQuanYi Zen Hei</string>

<string>DejaVu Sans</string>

<string>Bitstream Vera Sans</string>

<string>WenQuanYi Micro Hei</string>

<string>Droid Sans Fallback</string>

<string>HYSong</string>

<string>AR PL UMing CN</string>

<string>AR PL UMing HK</string>

<string>AR PL ShanHeiSun Uni</string>

<string>AR PL New Sung</string>

<string>AR PL UKai CN</string>

<string>AR PL ZenKai Uni</string>

</edit>

</match> 

<match target="pattern">

<test qual="any" name="family">

<string>monospace</string>

</test>

<edit name="family" mode="prepend" binding="strong">

<string>DejaVu Sans Mono</string>

<string>Bitstream Vera Sans Mono</string>

<string>WenQuanYi Micro Hei Mono</string>

<string>WenQuanYi Zen Hei Mono</string>

<string>Droid Sans Fallback</string>

<string>HYSong</string>

<string>AR PL UMing CN</string>

<string>AR PL UMing HK</string>

<string>AR PL ShanHeiSun Uni</string>

<string>AR PL New Sung</string>

<string>AR PL UKai CN</string>

<string>AR PL ZenKai Uni</string>

</edit>

</match> 

</fontconfig>