Blog
Short, practical guides for checking your hardware and fixing what the tests find.
-
Tests
Why autoplay with sound fails in some browsers
Find out whether a browser policy, site permission, or sound setting is stopping autoplay, and what to change in Chrome, Edge, Firefox, or Safari.
-
Tests
Why does my bufferbloat grade vary in the evening?
Learn why your bufferbloat grade changes at night, how to compare fair results, and whether the cause is home traffic, Wi-Fi, or your ISP.
-
Tests
Why does my webcam look orange under household lighting?
Find out why indoor light makes your webcam look orange, how to compare the camera feed fairly, and which lighting or camera settings to change.
-
Tests
Why drive performance changes after a long write session
See why a drive can slow down after sustained writing, how to compare read and write behavior, and what to check before you blame the drive.
-
Tests
How to check internet performance at a conference venue
Check download, upload, ping and jitter on venue Wi-Fi, then test for dropouts and find what to fix before your conference starts.
-
Tests
Does moving your desk improve Wi-Fi? How to test
Compare Wi-Fi response time, jitter, and dropouts at your current and proposed desk spots, then tell whether the move makes your connection steadier.
-
Tests
How to map Wi-Fi before adding smart speakers
Map Wi-Fi quality at planned speaker locations before you buy or install smart speakers, then spot weak rooms and choose what to fix first.
-
Tests
Why a GPU benchmark drops in a background tab
Learn why a GPU benchmark slows when its browser tab is hidden, how to compare results fairly, and which settings may reduce the slowdown.
-
Tools
How to prevent cursor distractions during a software demo
Keep your pointer from pulling attention away during a software demo. Plan its movement, choose a capture area, and check the recording before you share it.
-
Tests
Why a compass behaves differently near metal objects
Learn why your phone compass shifts near steel, speakers, or magnets, how to check it with TooLab's Sensors Test, and what to try next.
-
Tests
How to compare wired and wireless loaded latency
Compare ping under download and upload load on Ethernet and Wi-Fi, control the test conditions, and see whether wireless adds delay or packet loss.
-
Tests
How to check your VPN after switching Wi-Fi
Check whether your VPN reconnects safely after switching Wi-Fi. Test for IPv6 and WebRTC leaks, compare results, and troubleshoot interruptions.