That post title is a classic example of "clickbait" that leads to a very common online trap. While it sounds appealing to gamers, here is the reality check on why that is likely a dangerous or fake post:
No PS4 emulator for Android exists today, so no BIOS file download can make it work. Promises to the contrary are scams. Instead of risking your device and personal data, enjoy the many excellent, truthful emulators available for older PlayStation consoles—or use Remote Play to stream from a real PS4. Emulation technology advances over time, but for now, PS4 on Android remains firmly in the realm of wishful thinking. Stay safe, and always verify claims against trusted emulation communities like the official subreddits or GitHub project pages. Ps4 Emulator Bios File Download For Android
Even on PC, a PS4 "BIOS" isn't a single downloadable file. True emulators require a firmware dump That post title is a classic example of
(formerly PS Now) allow you to stream select PlayStation titles over the internet to compatible devices. or finding the current status of PS4 emulators? Instead of risking your device and personal data,
Alternatively, services like PlayStation Plus Premium let you stream PS4 games to your Android phone via the cloud.