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Sony PlayStation 3 Firmware 4.91
Downloading and installing the PlayStation 3 software update will update your PS3 operating system to include the latest security patches, settings, features and other items.
We encourage you to check this page from time to time for system software updates and to always maintain your system to use the latest version of the system software. To check the version of your system software, go to Settings > System Update (System Settings) > System Information.
For more PlayStation news and reviews click here.
What's New for 4.91:
What's New for 4.90: Learn more.
For more PlayStation news and reviews click here.
What's New for 4.91:
- This system software update improves system performance.
What's New for 4.90: Learn more.