I just installed PlayOnLinux, it says:
An updated version of PlayOnLinux is available (3.8.11).
and nothing more.
apt-get update doesn't offer any updated version of POL.
What is the safe / regular way to update playonlinux?
Did you check the repositorys?
If you already did, running
You can find the above code for your current version (for future reference) on the following link: http://www.playonlinux.com/en/download.html
The best way to update Play on Linux is to go to their main website and download the package from there, and install it manually. Just download the .deb file and open it up. Use the software package manager for it. It should automatically install just like an .exe, that simple.