Improved system stability and enforced two-factor authentication (2FA) for PSN access. Homebrew & Jailbreaking (v3.74)
In other words: It’s purely a security patch. Ps Vita Firmware 3.74 Download BETTER
: These account actions must now be done using a browser on a PC or mobile device for improved security and performance. Ps Vita Firmware 3.74 Download BETTER
: Go to Settings > Start > System Update > Update Using Wi-Fi . This is the most direct way to get version 3.74. Ps Vita Firmware 3.74 Download BETTER
Connect your Vita via USB and select in the system settings. Manual Download (For PS TV or Safe Mode) :