today Tempest_Fire of Sony PlayStation Support has announced that PS3 System Software Update v4.31 is incoming tonight with details below!
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To quote: Hi everyone, I'm posting this message to inform you that there will be a minor firmware update (v.4.31) released on the evening of Monday, October 29th.
There will not be PlayStation Network maintenance during this time; online play and access to apps will not be affected during the release of this update.
This is not a mandatory update. However, we suggest you keep your systems updated with the latest firmware, as these updates further improve overall system stability and help provide you with the best online entertainment experience possible.
To update to v.4.31, select Settings from your Xross Media Bar (XMB) > System Update > Update via Internet and then follow the on-screen instructions.
More information about PlayStation system updates can be found here: PlayStation® System Software Updates - PlayStation® 3 & PSP® System Software Update
Digital Platforms Community Manager
Sony Computer Entertainment America
From their Twitter: "If you've had issues with Monster Hunter Portable 3rd HD, download the optional PS3 software update (v.4.31)"
Read more: Sony PS3 System Software Update v4.31 Incoming, Details Arrive - Page 1 - PS3 NEWS - PlayStation 3 News - PS3 Hacks - PS3 CFW