If the workbin is not verified, the emulator will refuse to boot the game. You will typically see an error like Failed to load workbin or Invalid ELF . Getting the "verified" message is the first prerequisite to launch.
Once you have acquired your verified file, installation is key. Extract your game PKG file. vita3k workbin file verified
For legitimate, community-verified PKG/License links. If the workbin is not verified, the emulator
Did you from a physical Vita, or are you using a digital package? If the workbin is not verified