Install Flash Browser Plugin for Kubuntu 15.04 Vivid Linux
Hi! The Tutorial shows you Step-by-Step How to Install the Latest Adobe Pepper Flash PPAPI Browser Plugin on Kubuntu 15.04 Vivid Vervet i386/amd64 GNU+Linux.
The Latest Flash Plugin Version is in PPAPI form that is Bundled in Google-Chrome with the Required libpepflashplayer.so.
Especially relevant: to know how Flash has been RETIRED from Adobe on 31 December 2020!
The Flash Browser Plugin Installation is Needed to Execute Flash Videos on Firefox, Chrome, Chromium and Opera Web Browsers on Kubuntu.

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Open a Shell Terminal emulator window
Alt+Space > Type “kons” > Return
(Press “Enter” to Execute Commands)In case first see: Terminal QuickStart Guide.
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How to Install Needed Google-Chrome Web Browser on Kubuntu
Here Installing Chrome for KubuntuLinux Kubuntu How to Install Google-Chrome Web Browser Detailed Guide -
Installing Flash Player Plugin Version by PPA
Copysudo apt-add-repository ppa:nilarimogard/webupd8
If Got “User is Not in Sudoers file” then see: How to Enable sudo
Copysudo apt-get update
Copysudo apt-get install freshplayerplugin
How to Install Evernote Clone on Kubuntu Linux:
Setup Evernote on Kubuntu.
How to Install Opera Web Browser on Kubuntu Linux:
SetUp Opera on Kubuntu.