If your download came with a "Textures" folder, move it to PSP/TEXTURES . This is what changes the graphics to look like The Sims 4.
Check out these reviews and gameplay videos of the Sims titles that are actually available for the PSP/PPSSPP: All Sims Games for PSP LL English Channel The Sims 4 Ppsspp File Download
The PPSSPP emulator runs PSP games flawlessly. Here are the official The Sims titles available for PSP: If your download came with a "Textures" folder,
Because an official Sims 4 PPSSPP file does not exist, be very careful when downloading files with this name. Here are the official The Sims titles available
The Sims 4 was never officially released for the PlayStation Portable (PSP)
: An open-world RPG-style adventure with a weird, fun story. The Sims 2: Pets : Focuses on caring for animals in a suburban setting. The Sims 2: Castaway : Survival-focused gameplay on a deserted island. 3. Remote Play (Play TS4 on Phone)