📡 Wi-Fi Coverage Basics

How Wi-Fi actually travels through a house — bands, walls, dBm, interference and range. The physics, in plain English.

Wi-Fi Coverage Basics

Wi-Fi Dead Zones Explained: Why One Room Always Has No Signal

Signal floor vs noise floor, the four usual causes ranked, and how to prove it is coverage.

Wi-Fi Coverage Basics

Wi-Fi Signal Strength Explained: The dBm Chart That Actually Means Something

What -50, -67 and -80 dBm really buy you, plus SNR and how to read RSSI on iPhone or Android.

Wi-Fi Coverage Basics

How Walls Affect Wi-Fi: Signal Loss by Building Material

Doubling your distance costs about 6 dB. One mirrored closet door can cost 30. The numbers, per material.

Wi-Fi Coverage Basics

Where to Put Your Router: The Placement Rules That Actually Matter

Why the closet by the front door is the worst spot — and what to do when the cable jack traps you.

Wi-Fi Coverage Basics

2.4 GHz vs 5 GHz vs 6 GHz: Which Band Reaches Which Room

Range or speed, room by room — plus band steering, split names and extender backhaul.

Wi-Fi Coverage Basics

What Is Interfering With Your Wi-Fi at Home (and How to Prove It)

Microwaves, monitors, USB 3 docks, neighbors. A 60-second on-off test names the culprit.

Wi-Fi Coverage Basics

How Far Does Wi-Fi Actually Reach Indoors?

Honest indoor radii by band and construction, plus the arithmetic that gives you your own number.

Wi-Fi Coverage Basics

How to Map Wi-Fi Coverage in Your Home (Without Buying a Survey Tool)

A phone walk test, a spreadsheet grid, or a simulated floor plan — and which one answers your question.

Wi-Fi Coverage Basics

Full Bars but Still Buffering: Signal Strength vs Real Speed

Bars only report loudness. The five numbers that decide real speed, and why one old device slows everyone.

Wi-Fi Coverage Basics

Does Wi-Fi 6 or Wi-Fi 7 Actually Have Better Range?

Newer standards buy capacity, not reach. What genuinely improves, and what still needs a second radio.