No. Emulators (PCSX2, AetherSX2, DamonPS2) run on **separate hardware** (PC, phone). They read a game **ISO/ROM**, not your physical disc.
.sav, .mcr), not written to the disc.Think of it like: watching a DVD on your laptop doesn't stop the DVD player in your living room from playing the same disc.
Legal reminder: Downloading ISOs you don't own is piracy. Dump your own discs (ImgBurn + PC DVD drive) for legal backups.