Good question. I would personally call Sony and tell them about the problem.
It should tell you if you need to update
All the PS3 slims will get the update regardless of when it was purchased
No, a update should never interfere with any game.
Hi, Yes you should update your ps3! Why? because just like your computer Microsoft makes updates, Why? because these update will improve your ps3, fix bugs and it will also give you more option and better multimedia.
You can not revert the PS3 update
A PS3 update does not require payment and can be found on the PS3 website. You must burn the update on a flash disk or usb then mount it onto the PS3 to update. If you plan to buy a new PS3, the update will already be in place.
no everything should be perfectly safe
no you do not have to pay to update it.. its free
It should update its self, but if not uninstall it and reinstall it, But if it has a update you need to go back to the PlayStation screen and Launch it. You cannot update from Modern Warfare it's self.
Firmware update 2.70 released today next update may
If you go to [settings] in the XMB (menu) and go all the way to the top you should see an icon that says [system update].
You update your ps3 when it tells you