Move your BIOS file ( SCPH1001.bin ) directly into the \bios folder.

The Ultimate Guide to ePSXe 1.6.0: BIOS, Plugins, and Optimal Setup

ePSXe is a popular PlayStation emulator for PC that allows users to play classic PS1 games on their computers. The latest version, ePSXe 1.6.0, offers improved performance, compatibility, and features. In this write-up, we'll guide you through the process of downloading and setting up ePSXe 1.6.0, including BIOS and plugins.

The best configuration often depends on your specific PC hardware (e.g., whether you have a dedicated GPU or are using integrated graphics). Best plugin configuration for ePSXe 1.6.0? - Ars Technica

The legal system software extracted from a physical PS1 console. It acts as the key to unlock game compatibility.

The gold standard for reading physical PS1 game discs smoothly. Step-by-Step Installation and Configuration