Kammala jumla mai zuwa: A gasar zakarun Turai ta 2018, Muir ya kai wasan karshe na 16 inda ya doke Martin Gould 4<unk>2, Lee Walker 4<unk>2, Gary Wilson 4-2 kafin ya yi rashin nasara ga Mark Allen 4<unk>3. Bayan ya doke zakaran gasar Neil Robertson 4<unk>2 a zagaye na biyu na gasar
2018 Scottish Open, Muir ya bayyana cewa yana da saukin kamuwa da matsalolin migraine na Retinal.