How-to

Learn how to clean your air conditioner. This guide covers portable, window, and central AC units to help improve airflow and efficiency.

Dealing with 3D printing problems? This guide covers the six most common issues, why they happen, and exactly how to fix them.

Learn how to set up your skincare device for first-time use, from charging and cleaning to safety checks and getting started.

Read our measuring tips to make sure the refrigerator you're planning on buying fits all along the path from the delivery van to your kitchen.

How to set up your wireless printer for home or office. Easy steps to connect to Wi-Fi, pair with devices, and troubleshoot common issues.

Step by step instructions to help measure for a new dishwasher to ensure your new kitchen appliance has the correct depth, width, and height.

Learn how to clean and wash Dyson vacuum filters for models like the V8 and V15 with this step-by-step guide that helps extend filter life.

There are many ways to connect headphones to your TV. Need help? Geek Squad will figure out a solution that works in your home.

Wi-Fi acting up? Learn how to reset your router properly, when to do it, and what to expect after a reset with step-by-step instructions.

Just got a new Wi-Fi 7 router? Learn how to set it up, including placement tips, mobile app setup, mesh configuration, and advanced settings.