For example, if you press the Alt key followed by 0225 you will insert the acute accent over the lowercase "a". You can find a list of four-digit codes on the Pennsylvania State University's website.

Enter the following Alt codes to write the Spanish-accented lowercase letters. Note that to get these letters, add 32 to their uppercase codes.á: 225 é: 233 í: 237 ó: 243 ú: 250 ü: 252 ñ: 241 ...

If you need to insert special characters in a document—for example, you're writing out an equation or typing in another language—Windows Alt codes make the process a whole lot easier. Below ...

This works for the letters á, é, í, ó, and ú. For the Spanish letter ñ, start by holding down Option/Alt and hitting the N key (instead of the E key). Then, let the keys go.

Apple has made adding common accent marks super simple. When you’re about to type a letter you’d like to add an accent mark, simply hold down the key until the accent menu pops up. Click on ...