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Netflix — PlayCover crash fix

Guide to patch the Netflix iOS binary to stop it from crashing when it detects it's running on a Mac via PlayCover.

Netflix intentionally crashes itself when it detects it's running on macOS (isMacCatalystApp). This script tries to dynamically find that check in the binary and replaces it with a no-op.

Tested on: Netflix 18.x · M4 macOS 26 · PlayCover 3.x