Open the new PS3 folder and inside create a new folder called UPDATE (all capitals again). Turn on your Play Station 3 console and insert the storage media.Move the downloaded firmware file into the UPDATE folder. From the Xross Media Bar, head over to Settings and finally to System Update.
If your PS3™ system software version is 4.81 (or later), you do not need to perform this update.
Sony pulled PS3 update 4.45 when it was found to brick some users' consoles.
An update to the PS3™ system software was released on November 1, 2016.
You can use this update to upgrade your system software to version 4.81.
Once the console has loaded, head to Settings – Proceed This should take around 10 minutes to complete. You should now be able to install custom firmware on your device.
To do this, power off your console and remove the USB stick, and plug it into your computer.From there, plug in your flash drive or insert your memory card.Open the drive in Windows Explorer and create a new folder in the drive named PS3 (all capitals). PUP file in the UPDATE folder which is inside the PS3 folder on your storage media.Today marks the launch of version 4.46, which allows users to hide Trophy notifications and doesn't make your console inoperable.For those ill-affected by last week's patch, Sony has published a step-by-step guide to install the new firmware in your PS3's hidden safe mode.Press X on your controller to move to the next step.