How to Disable the Double Spacebar Auto Period in macOS

Disable macOS double space period
Holy . crap . this . is . annoying. Let's fix it.
Zach Zach (232)
Total time: 1 minute 

I thought I was going crazy because . kept showing up while I was typing in Sublime Text. I realized that my terrible MacBook keyboard wasn't [fully] to blame—it turns out there's a new(ish) feature in macOS that automatically adds a period when you double-tap the keyboard, carrying over functionality from iOS.

This guide will teach you how to prevent macOS from adding a dot, or period, when you press the space bar twice.

Here's everything you'll need to complete this guide:

macOS×1