我更新语言支持后，字体就变得很丑了，用了ubuntu tweak字体看似调过来了，但实际上比默认差远了，有谁能告诉我什么原因？有什么好的办法恢复ubuntu默认字体，而且即时生效，最好是手动备份配置文件的方式，最后问一下：ubuntu默认字体配置文件位置在哪里，谢谢^-^,

建议使用GNOME Tweak Tool。

自己写一个 .fonts.conf 放到家目录下
喜欢就拿去
[xml]
<?xml version="1.0"?>
<!DOCTYPE fontconfig SYSTEM "fonts.dtd">
<fontconfig>

<!-- Ubuntu options: lcdnone, lcddefault, lcdlight, lcdlegacy -->
<!-- hintnone, hintslight, hintmedium, hintfull -->
<!-- autohint off: https://bugs.launchpad.net/ubuntu/+sour ... omments/14 -->
<!-- Blurry fonts: Try rgb, bgr, vrgb, vbgr for "rgba" -->
<!-- Blurry: http://forums.gentoo.org/viewtopic-p-50 ... ml#5060979 -->
<match target="font" >
<!--已使用dconf-editor进行管理-->
<!--dconf-editor中可以设置rgba-order为rgba，而在这设置rgba时虽然对我的LCD起作用，但系统提示不认识，如输入fc-match sans-serif会发出警告-->
<!--<edit name="rgba" mode="assign" ><const>rgba</const></edit>-->
<edit name="autohint" mode="assign"><bool>false</bool></edit>
<edit name="antialias" mode="assign"><bool>true</bool></edit>
<edit name="hinting" mode="assign"><bool>true</bool></edit>
<edit name="hintstyle" mode="assign"><const>hintnone</const></edit>
<edit name="lcdfilter" mode="assign"><const>lcddefault</const></edit>
</match>

<match target="font">
<!--对粗体关闭自动微调-->
<test name="weight" compare="more">
<const>medium</const>
</test>
<edit name="autohint" mode="assign">
<bool>false</bool>
</edit>
</match>

<match target="pattern">
<!--对小于10号的字体关闭反锯齿-->
<test qual="any" name="size" compare="less_eq">
<int>10</int>
</test>
<edit name="antialias" mode="assign"><bool>false</bool></edit>
</match>
<!--Global settings for Display Size/DPI-->
<match target="pattern">
<edit name="dpi" mode="assign" >
<double>96</double>
</edit>
</match>

<!-- created by WenQuanYi FcDesigner v0.5 -->
<match>
<test name="family"><string>sans-serif</string></test>
<edit name="family" mode="prepend" binding="strong">
<string>DejaVu Sans</string>
<string>Bitstream Vera Sans</string>
<string>WenQuanYi Micro Hei</string>
<string>Adobe Heiti Std</string>
<string>Droid Sans Fallback</string>
<string>Droid Sans</string><!--会导致LibreOffice方块字-->
<string>WenQuanYi Zen Hei</string>
<string>Adobe Kaiti Std</string>
<string>AR PL KaitiM GB</string>
<string>AR PL UKai CN</string>
<string>AR PL UKai HK</string>
<string>AR PL UKai TW</string>
<string>AR PL UKai TW MBE</string>
<string>Liberation Sans</string>
<string>FreeSans</string>
</edit>
</match>
<match>
<test name="family"><string>serif</string></test>
<edit name="family" mode="prepend" binding="strong">
<string>DejaVu Serif</string>
<string>Bitstream Vera Serif</string>
<string>AR PL SungtiL GB</string>
<string>Adobe Song Std</string>
<string>Droid Serif</string>
<string>Adobe Fangsong Std</string>
<string>AR PL UMing CN</string>
<string>AR PL UMing HK</string>
<string>AR PL UMing TW</string>
<string>AR PL UMing TW MBE</string>
<string>HYSong</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>
<test 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>Ubuntu Mono</string>
<string>WenQuanYi Micro Hei Mono</string>
<string>WenQuanYi Zen Hei Mono</string>
<string>Droid Sans Mono</string>
<string>FreeMono</string>
<string>Liberation Sans Mono</string>
<string>WenQuanYi Zen Hei Sharp</string>
<string>Bitstream Charter</string>
<string>Century Schoolbook L</string>
</edit>
</match>

<match target="pattern">
<test qual="all" name="family" compare="not_eq">
<string>sans-serif</string>
</test>
<test qual="all" name="family" compare="not_eq">
<string>serif</string>
</test>
<test qual="all" name="family" compare="not_eq">
<string>monospace</string>
</test>
<edit name="family" mode="append_last">
<string>sans serif</string><!--去掉了减号-->
</edit>
</match>
<!-- <alias>
<family>serif</family>
<prefer>
<family>DejaVu Serif</family>
<family>WenQuanYi Zen Hei</family>
<family>WenQuanYi Bitmap Song</family>
</prefer>
</alias>
<alias>
<family>sans-serif</family>
<prefer>
<family>WenQuanYi Zen Hei</family>
<family>DejaVu Sans</family>
<family>WenQuanYi Bitmap Song</family>
</prefer>
</alias>
<alias>
<family>monospace</family>
<prefer>
<family>DejaVu Sans Mono</family>
<family>WenQuanYi Zen Hei Mono</family>
<family>WenQuanYi Bitmap Song</family>
</prefer>
</alias>-->
</fontconfig>
[/xml]