There are two primary ways to input the license into the emulator: Direct Entry Open Vita3K. Install License Enter zRIF and paste your key into the text box.
Many game dumps are packaged as .zip files that already contain the zRIF information or are repacked as .vpk files (which bundle the license internally). In these cases, manual zRIF entry is not always necessary, though it is often required for "NoNpDrm" style dumps. Zrif Key Vita3k
A unique alphanumeric code specific to that game's Title ID. There are two primary ways to input the
The name is a combination of the "Nonpdrm" plugin's encryption method and the .rif extension. Essentially, zRIF = Compressed RIF. In these cases, manual zRIF entry is not
They are not a bug or a design flaw in Vita3K—they are a direct consequence of Sony’s strong Vita security. The emulator handles them as cleanly as possible given the constraints. If you can manage the workflow (dump game → extract zRIF → install in Vita3K), the experience is surprisingly stable. If not, wait for a future where Vita3K supports full PSN authentication.
When installing a game from a .pkg file, Vita3K will explicitly prompt the user for the license. Vita3K - General Guide - RetroDECK Wiki