1.打開 http://labs.adobe.com/downloads/flashplayer10_64bit.html 下載 Flash Player 10 for 64-bit Linux
2.解壓後複製到/usr/lib64/mozilla/plugins
mv libflashplayer.so /usr/lib64/mozilla/plugins/libflashplayer.so
3.重啓firefox,可以修改flash默認字體
vi /etc/fonts/conf.d/49-sansserif.conf
<string>sans-serif</string> 改爲 <string>sans</string>