The branch of Yuzu was a subscription-based (Patreon) version that received updates and experimental features before the public "Mainline" version.
Be extremely cautious when downloading .rar or .zip files from unofficial sources. Many files labeled with specific version numbers like "3307" are hosted on third-party sites and can contain malware. Windows-Yuzu-EA-3307.rar
Are you trying to troubleshoot a specific game on this build, or NINTENDO SUES EMULATION TEAM - AND WINS The branch of Yuzu was a subscription-based (Patreon)
If you are looking for information or a community-style post about this specific build, Understanding Yuzu EA 3307 Are you trying to troubleshoot a specific game
You will still need to provide your own Prod.keys and Firmware files, which must be legally dumped from your own Switch console to operate the emulator.
Build 3307 was part of the frequent update cycle in early 2023. It typically included minor bug fixes, shader compilation improvements, or performance tweaks for specific Nintendo Switch titles.