Assuming you have a verified copy of Pokémon FireRed (minus the squirrels tag), here is how to run it flawlessly.
In the world of emulation, a "ROM dump" is the process of extracting the data from a physical game cartridge into a digital file. "Squirrels" is the moniker of the individual or group credited with creating this specific dump. 1635 - Pokemon Fire Red -u--squirrels-.gba Rom-
Physical Game Boy Advance cartridges are dying. The batteries inside them, responsible for saving games, have long since expired. The resistors on the circuit boards are corroding. The physical world is reclaiming the plastic and silicon. Assuming you have a verified copy of Pokémon