Step 1: Install PPSSPP Do not search for random "APK links." Go directly to the Google Play Store and search for "PPSSPP." Download the version by Henrik Rydgård. The free version is ad-free and runs perfectly; the Gold version is a donation.
Step 2: Obtain your BIOS (Optional but recommended)
To run PSP games perfectly, you need the ppsspp.zip BIOS file. If you own a physical PSP, you can dump this file from your device.
Step 3: The ISO files You have two options here:
Step 4: Settings for God of War on PPSSPP To make Kratos run smoothly at 60 FPS:
While you cannot play Ascension, you can play two phenomenal God of War titles that were designed for the PSP. These run flawlessly on the PPSSPP emulator for Android.
If you search Google for "God of War Ascension PPSSPP," you will find many websites claiming to have the file.
These are almost exclusively scams or malware.