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No. 18
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No. 189 lessons
Find where a connection breaks before you restart or buy anything. Learn what each box and browser error is telling you, why a fast speed test can still freeze a call, and how to make Wi-Fi reach the back bedroom with placement, bands, cables or mesh.
Recommended orderLessons build on earlier ideas. Follow the numbers as you read.
Use what works and what fails to find the broken link before you restart, reset or buy anything.
10 steps
Name the box on the wall, the hub and its ports, and know what your type of broadband sets.
10 stepsBuilds on Wi-Fi or Internet? Find the Broken Link
Follow a web page from your device to a server and back, and read browser errors as stops on that route.
9 stepsBuilds on What Each Box Does
Tell speed from lag, read the numbers honestly, and run a test that shows which link is the bottleneck.
8 stepsBuilds on Wi-Fi or Internet? Find the Broken Link, The Journey of a Request
Know which password lets people in and which lets them change things, and lock down the hub before you change anything else.
8 stepsBuilds on What Each Box Does
See why Wi-Fi fades, hides behind chimneys and slows everyone when it’s weak, and find a better spot for the hub before you buy anything.
12 stepsBuilds on What Each Box Does, Speed, Lag and the Speed Test
Know why 2.4 GHz reaches further but crowds, why 5 GHz falls away through walls, and what 6 GHz really adds.
9 stepsBuilds on How Wi-Fi Travels Through Your Home, Secure Your Router and Wi-Fi
Wire the devices that stay still, free the air for the rest, and know what a switch, powerline adapter or old port can cap.
10 stepsBuilds on How Wi-Fi Travels Through Your Home, Speed, Lag and the Speed Test
Place a mesh node where both its links work, avoid two routers fighting over addresses, and decide what really fixes a slow room.
10 stepsBuilds on When a Cable Beats Wi-Fi, Choosing Between Wi-Fi Bands, Secure Your Router and Wi-Fi, The Journey of a Request