While the official PlayStation support site generally lists "system performance improvements" for most updates, this specific version introduced critical changes to account security and PlayStation Network (PSN) functionality. Key Changes & Features
For the homebrew community, firmware 3.74 was a significant hurdle. However, thanks to developers like , a jailbreak method was released soon after. Can you jailbreak 3.74? ps vita 3.74 firmware
It is no longer possible to create a new PSN account directly on the PS Vita. This must be done via a smartphone, computer, or newer PlayStation console. External Account Management: While the official PlayStation support site generally lists