If those do not work, the password is usually located in one of the following places:

Finding the right can be the difference between starting from scratch and jumping straight into the high-octane content you’re after. In the golden age of Flash gaming, many developers used password systems to gate secret levels, gallery unlocks, or high-level gear without needing complex save-data files.

Since the Adobe Flash Player was discontinued, most "Flash" games are now played via emulators like Ruffle or converted to HTML5. If the game is asking for a password to unlock "Deep Post" content, it is often found in the game's official "About" section or on the platform where you downloaded the file (such as a specific forum or blog post). ShotHub - Pomfort