At the ps4 "dashboard" you will scroll to the game minecraft then press the OPTIONS button or PAUSE button and then it should give an option that reads : Check for Update then click that and update it and then it should say your downloads in the NOTIFICATIONS bar. P.S I think you need a membership for playstation to access online features but I hope I was a little help at least.
you can get minecraft mods and textures off the minecraft mods website.
Yes, most Minecraft Mods are updatable.
bearshare is not required to get minecraft mods.
there are no mods in minecraft pe i hope there will be
you can get most minecraft mods off the minecraft mods website, or you can google.
Unplug your hard drive and put it in your computer and get mods for minecraft
On Minecraft Forums
you can easily get mods from planetminecraft
Minecraft mods are always free.
Minecraft Forge lists you all mods in minecraft and Forge
download it then chuck its contents in a mods folder in minecraft .jar
You can download minecraft plugins from planet minecraft minecraft forums bukkit (for multiplayer) mods for minecraft.com mods for minecraft.net