Guides and how-tos
Practical hardware advice: what to buy, how to install it and what the specs actually mean.
September 24, 2026
Why Is My Laptop Screen Flickering? Five Causes, In Order of Likelihood
There is a thirty-second test that tells you whether flicker is software or hardware, and almost nobody runs it first. Here it is, plus the four hardware causes underneath and how to separate them.
September 24, 2026
Best SFX and SFX-L Power Supplies for Small Form Factor Builds
SFX and SFX-L look similar but aren't interchangeable. Three real PSUs across the size and wattage trade-offs, from entry SFX to Titanium SFX-L.
September 24, 2026
UHS-I vs UHS-II SD Card Slots on Docking Stations: Does It Matter
UHS-II has roughly three times the throughput ceiling of UHS-I, but many docks don't say which they use. How four real docks compare.
September 24, 2026
PWM Flicker on Laptop Screens: How to Test for It and What the Standard Says
Your screen is switching off and on hundreds of times a second to look dimmer. Most people never notice. Here is the arithmetic behind why 3 kHz is the recommended floor, three tests you can run right now, and what to do if you are one of the people it bothers.
September 23, 2026
How to Find the Right Replacement Screen for Your Laptop
The model name on your laptop identifies a chassis, not a panel. Here is the part number method that actually confirms fitment, and the four questions that narrow it when you cannot open the lid yet.
September 23, 2026
30-Pin vs 40-Pin Laptop Screen Connectors: What Actually Decides Fitment
Pin count is a hard compatibility gate that no laptop spec sheet lists. Here is what 30-pin and 40-pin eDP really mean, the rules of thumb that hold, and the ones that quietly do not.
September 23, 2026
Panel, Backlight, Cable or GPU? How to Diagnose a Dead Laptop Screen
Three tests, done in order, tell you whether the fault is the panel, the backlight, the display cable or the board. Doing them before ordering a panel is what separates a repair from an expensive guess.
September 23, 2026
Laptop Screen Replacement Cost: Panel, Labour, and When Not to Bother
A replacement panel, a full lid assembly and a manufacturer service repair are three very different prices for the same outcome. Here is what each one covers and how to work out which is worth paying.
September 23, 2026
Can You Upgrade Your Laptop Screen? TN to IPS, 1080p, and Higher Refresh
Swapping a laptop panel for a better one works more often than people expect, and fails in specific, predictable ways. Here is which upgrades are realistic, which need a new display cable, and which are not happening.
September 23, 2026
Sourcing Replacement Laptop Panels: Grades, Part Number Suffixes and Ordering Traps
What panel grading claims actually mean, why the part number suffix matters more than the brand, and which sizes are worth holding on the shelf. Written for the bench, not the buyer.