If you're looking at PS Vita Firmware 3.73 , you're likely either trying to keep your handheld officially "up to date" or using it as a stepping stone for jailbreaking Released in October 2019
You can still download and install firmware 3.73 using the following official and unofficial methods: PS Vita System Software (US) Ps Vita Firmware 3.73 Download BETTER
If your goal is legitimate homebrew development or game preservation, I recommend: If you're looking at PS Vita Firmware 3
: You can find the official version 3.73 PUP files on the Internet Archive or via mirror sites like Softpedia . Manual Update Method : Rename the downloaded file to PSVUPDAT.PUP . Place it in a folder structure on your PC: PSVITA/UPDATE/ . Backup your saved games and important media
The "Better" download of 3.73 is the one you use to of your Vita.
