Sony will issue an updated version of firmware 4.45 on June 27 to solve issues that bricked some PlayStation 3 consoles. Sony say the firmware update 4.45 only broke a small number of PS3s.
If your console was bricked you'll have to manually update the fix just follow the steps Sony will post as soon as it's available on June 27th. You'll need a PC to download and a USB flash drive to transfer the update to your PlayStation 3.
The original PlayStation 3 firmware 4.45 was released on June 19 and removed a day later. The 4.45 firmware update enabled a feature that let gamers turn off trophy notifications, However, some PS3 owners found their console would no longer boot properly hanging before launching the XcrossMediaBar interface.
Some PS£ owners managed to solve the problem by booting into safe mode and reformatting the hard drive. This solution deleted all data stored on your PS3 hard drive. This included saved games, downloaded games and apps.