(OK) firefox - Adobe Flash Player 11.2 on Fedora 23/22, CentOS/RHEL 7.2/6.7/5.11
dnf info flash-plugin
This is guide, howto install Adobe Flash Player Plugin version 11.2 (32-bit and 64-bit) with YUM/DNF on Fedora 23/22/21/20/19/18/17/16/15/14/13/12, CentOS 7.2/6.7/5.11 and Red Hat (RHEL) 7.2/6.7/5.11. Using Adobe’s own YUM repository it is very easy also keep up-to-date with Flash Player Plugin. Finally also native 64-bit (x86_64) version of Adobe Flash Player is available for Linux users.
1. Change Root User
sudo-i
## OR ##
su-
2. Install Adobe YUM Repository RPM package
## Adobe Repository 32-bit x86 ##
rpm-ivhhttp://linuxdownload.adobe.com/adobe-release/adobe-release-i386-1.0-1.noarch.rpm
rpm--import/etc/pki/rpm-gpg/RPM-GPG-KEY-adobe-linux
## Adobe Repository 64-bit x86_64 ##
rpm-ivhhttp://linuxdownload.adobe.com/adobe-release/adobe-release-x86_64-1.0-1.noarch.rpm
rpm--import/etc/pki/rpm-gpg/RPM-GPG-KEY-adobe-linux
3a. Install Adobe Flash Player 11.2 on Fedora 23/22/21/20, CentOS 7.2/6.7 and Red Hat (RHEL) 7.2/6.7
Fedora 23/22/21/20/19/18/17/16/15/14/13/12, CentOS 7.2/6.7 and Red Hat (RHEL) 7.2/6.7 32-bit and 64-bit version
# Fedora 23/22 #
dnfinstallflash-pluginnspluginwrapperalsa-plugins-pulseaudiolibcurl
# Fedora 21/20/19/18/17/16/15/14/13/12, CentOS/RHEL 7.2/6.7 #
yuminstallflash-pluginnspluginwrapperalsa-plugins-pulseaudiolibcurl
3b. Install Adobe Flash Player 11.2 on CentOS 5.11 and Red Hat (RHEL) 5.11
CentOS 5.11 and Red Hat 5.11 32-bit and 64-bit version
yumgroupinstall"Sound and Video"
yuminstallflash-pluginnspluginwrappercurl