A mysterious ps3 firmware update appears – Breaking News & Latest Updates 2026
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Tom Warren
A mysterious PS3 firmware update appears.

Sony has published a new PS3 firmware update today, version 4.90. The notes just say the update “improves system performance,” but it comes weeks after methods to extract working PS2 and PS1 BIOS from PS3 firmware were discovered. That’s got PS3 owners wondering exactly what’s in Sony’s latest firmware update.

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