á: Alt + 0225 (Windows) | Option + e, then a (Mac) | ´ then a (Spanish keyboard)
é: Alt + 0233 (Windows) | Option + e, then e (Mac) | ´ then e (Spanish keyboard)
í: Alt + 0237 (Windows) | Option + e, then i (Mac) | ´ then i (Spanish keyboard)
ó: Alt + 0243 (Windows) | Option + e, then o (Mac) | ´ then o (Spanish keyboard)
ú: Alt + 0250 (Windows) | Option + e, then u (Mac) | ´ then u (Spanish keyboard)
ñ: Alt + 0241 (Windows) | Option + n, then n (Mac) | ~ then n (Spanish keyboard)
ü: Alt + 0252 (Windows) | Option + u, then u (Mac) | ¨ then u (Spanish keyboard)
Á: Alt + 0193 (Windows) | Option + e, then Shift + a (Mac)
É: Alt + 0201 (Windows) | Option + e, then Shift + e (Mac)
Í: Alt + 0205 (Windows) | Option + e, then Shift + i (Mac)
Ó: Alt + 0211 (Windows) | Option + e, then Shift + o (Mac)
Ú: Alt + 0218 (Windows) | Option + e, then Shift + u (Mac)
Ñ: Alt + 0209 (Windows) | Option + n, then Shift + n (Mac)
¿: Alt + 0191 (Windows) | Option + Shift + / (Mac)
¡: Alt + 0161 (Windows) | Option + 1 (Mac)