How-to & Explainers

Understand before you buy.

Straightforward explainers for standards, setup, maintenance and the technical details that change a purchase decision.

10 in-depth articles
Travel Tech
How-to

How to Calculate Power Bank Watt-Hours for Air Travel

Convert a power bank's voltage and amp-hours into watt-hours, then check the current airline and FAA battery rules before flying.

Updated Oct 2026
Consumer Tech
How-to

How to Check Whether a Wireless Charger Is Qi or Qi2 Certified

Use the Wireless Power Consortium's certification information and exact model identity to verify a charger's Qi/Qi2 status.

Updated Oct 2026
Consumer Tech
How-to

USB Power Delivery Explained Without the Marketing Jargon

Understand USB PD negotiation, wattage, Extended Power Range and why charger, cable and device all have to agree.

Updated Oct 2026
Everyday Gear
How-to

SD Card Speed Classes Explained

Understand C, U, V and SD Express speed-class markings and why minimum sustained write speed matters for recording.

Updated Oct 2026
Home Office
How-to

How to Position a Monitor for a Home Office

Use viewing distance, height, glare and desk depth to place a monitor more comfortably, based on OSHA workstation guidance.

Updated Oct 2026
Consumer Tech
How-to

How to Place a Wi-Fi Router for Better Coverage

Improve Wi-Fi coverage by fixing router location, obstructions and backhaul before assuming you need a newer router.

Updated Oct 2026
Home Office
How-to

How to Clean a Mechanical Keyboard Safely

A conservative cleaning routine for mechanical keyboards that avoids flooding switches, damaging coatings or losing keycap positions.

Updated Oct 2026
Consumer Tech
How-to

How to Read HDMI Cable Labels and Certification

Use official HDMI cable names and certification labels instead of vague marketing claims when shopping for a display cable.

Updated Oct 2026
Smart Home
How-to

How to Choose a Smart Plug for Home Automation

Check ecosystem support, electrical ratings, connection method, physical fit and useful automations before buying a smart plug.

Updated Oct 2026
Home Office
How-to

How to Build a Single-Cable Laptop Desk Setup

Plan a one-cable desk around host USB-C capabilities, display output, dock bandwidth, charging power and peripheral requirements.

Updated Oct 2026