1. Firefox 

  https://get.adobe.com/flashplayer

  su root

  cd /home/labuser/Desktop/linux

  ls

  rpm -ivh flash-player-npapi-24.0.0.194-release.x86_64.rpm

  rpm安装的Flash在 /usr/lib64/ 下面，如果你的Firefox不在这里的话，只能替换

  about:plugins

  tar -jxf flash_player_npapi_linux.x86_64.tar.gz

  cd /flash_player_npapi_linux.x86_64

  cp libflashplayer.so /usr/lib/mozilla/plugins/  (根据about:plugins出来的路径写)

2. Chrome

同上

RedHat 7.0 Flash 安装