The Vita had no physical copy-to-ROM workflow like the DS or PSP. Dumping your own legally purchased Vita games requires a hacked console (a henkaku jailbreak) and proprietary tools. Almost nobody doing this search owns a hacked Vita. They want ready-to-run files.
: If you have a game folder, you must compress the contents of the folder (not the folder itself) into a .zip for Vita3K to recognize the installation structure. 🚀 Performance Tips for Android Vita3K - Playstation Vita Emulator descargar juegos para vita3k android install repack