If any of these don’t match your file, delete it immediately. It’s either corrupted or tampered.
Official Sony PS Vita 3.73 Update MD5 Checksum Verification
To guarantee your download is complete and untampered with, you must verify its digital fingerprint using an MD5 or SHA-256 hash checker (such as HashMyFiles for Windows or the Terminal md5 command on macOS). ps vita firmware 373 download better verified
No. A standard official update preserves all user data (games, saves, trophies, PSN account). However, if you had custom themes or homebrew that relied on kernel access, those will stop working until you reinstall the exploit.
In the modding and homebrew ecosystem, firmware 3.73 serves a specific purpose. While the homebrew community universally prefers for permanent custom firmware (Enso), you must often install an official, clean version of 3.73 first before using modern toolsets like h-encore² or VitaDeploy to safely downgrade your device to those optimal versions. If any of these don’t match your file,
The most "verified" source for PS Vita firmware will always be Sony’s official servers. While Sony has since released version 3.74 to address account security, version 3.73 remains a critical milestone for many.
Happy gaming, and stay safe!
If your Vita is on a version lower than 3.73 and you want to reach exactly that version, standard Wi-Fi updates will likely push you to the latest version (3.74). To target 3.73 specifically: