Phones

Tech 11 Sep 2026 8 min read

Why Higher Refresh Rates Make Screens Feel Smoother

A phone or laptop with a 120 Hz screen can feel noticeably smoother than one running at 60 Hz, even when both displays have the same resolution. Scrolling follows your finger more closely, animations can look more continuous, and moving a pointer or window may feel more immediate. The reason is not that a higher refresh rate adds detail to each image. It changes how often the display can present a new image. That distinction also explains why a 120 Hz screen does not guarantee 120 frames per second, why some videos look unchanged, and why devices sometimes lower their refresh rate to save power.

Displays Refresh Rate

Tech 11 Sep 2026 8 min read

Charge Limit vs Adaptive Charging: What Each Setting Does

Battery settings increasingly offer more than a simple choice between charging and not charging. Two common approaches are a charge limit, which stops or restricts charging near a chosen level, and adaptive charging, which changes the timing of charging based on expected use. They can serve a similar goal: reducing the amount of time a rechargeable battery spends at a very high state of charge. They don’t achieve that goal in the same way, and the difference affects how much battery is available when you unplug.

Battery Charging

Tech 07 Sep 2026 7 min read

Why Some Devices Stop Charging Before 100 Percent

You plug in a phone or laptop, leave it connected, and later notice that the battery has stopped at 80%, 85%, or another level below full. The charger is still attached, yet the percentage does not rise. That can look like a weak charger or a failing battery, but on many devices it can be deliberate. Some phones and laptops offer a charge limit or related battery-care feature. Instead of keeping the battery near its maximum state of charge whenever power is available, the device stops charging at a lower level. The reason is a trade-off: you give up some unplugged runtime today in exchange for conditions that can reduce battery ageing over the longer term.

Battery Charging