ePSXe Troubleshooting
Symptom-by-symptom fixes for the ePSXe errors players actually hit on Windows and Android.
Work through the fix for your exact symptom. Most ePSXe problems trace back to four causes: a missing or wrong BIOS selection, a video plugin mismatch, running the .exe from inside the zip, or a damaged disc image rip.
Fix ePSXe Black Screen on Launch
The video plugin, BIOS and disc image checks that solve most black screens.
Fix the ePSXe “Missing BIOS” Error
Why the error appears and how to point ePSXe at a BIOS you legally own.
Fix “zlib1.dll Is Missing” in ePSXe
What this legacy error means on modern Windows and the clean way around it.
Fix “wnaspi32.dll Not Found” in ePSXe
An XP-era CD-ROM error with a one-setting fix in the CDR plugin.
Fix ePSXe Games Running Too Fast
Frame limits, plugin settings and the F4 toggle for runaway game speed.
Fix ePSXe Audio Crackling and Desync
SPU settings, latency and the Android Oboe engine option.
Fix an ePSXe Controller That Is Not Working
Detection order, XInput vs DirectInput, and per-port mapping checks.
Fix Disc Swapping in ePSXe (Multi-Disc Games)
Change Disc the right way in Final Fantasy, Metal Gear Solid and other multi-disc games.
Browse the full Troubleshooting archive if your error is not listed.