While setting up your own air conditioning unit may sound daunting, today’s DIY-ready units are far more manageable and safer than you m ...

Most people install it in their window, plug it in, and forget it, but at some point that “filter reset” button comes on and you find yourself scratching your head on how to replace it.

In this guide, we reveal expert-backed tips for installing a window air conditioner—and our recommendations for the best units for your home.

Below we'll outline when to change your filter and how to swap it the right way to guarantee your AC unit runs properly and efficiently.

How to install your portable air conditioner 1. Choose a location near a window and outlet Your portable AC needs several feet of unobstructed floor space so it receives adequate airflow.

Experts share tips on proper AC unit cleaning and basic maintenance. Plus, the best cleaning products and air filters to shop.