ZDNET's key takeaways Clearing cache speeds up a slow Galaxy Watch.Cache buildup can cause lag and drain the ...

Lag on a Roku TV rarely arrives out of nowhere. It usually builds up as temporary files pile on, apps misbehave, and the system’s limited memory gets squeezed until every menu tap feels sticky.

The Google Play Store is home to all sorts of fancy apps and games. Need to seamlessly transfer files from your phone to your laptop wirelessly? You can use Pushbullet for that. Want an app to manage ...

We should start with the obvious, what is the cache on your Android device? Your Android device uses part of your memory to store data for quick access and temporary storage by your apps. In theory, ...

OS X: Your Mac likes to cache things in your "free" RAM so if you need them later you can load them quickly. This might be nice sometimes, but if you need to free up a lot of memory for a particular ...

When you use your browser to look at a website for the first time, it stores information from the site in temporary files in its cache. When you go to the site again, your browser will load it from ...

System-on-a-Chip (SoC) designers have a problem, a big problem in fact, Random Access Memory (RAM) is slow, too slow, it just can’t keep up. So they came up with a workaround and it is called cache ...

The disk cache in OS X can sometimes use a fair amount of the system's RAM, and clearing it can help you figure out how much RAM your applications and system processes are using. Topher, an avid Mac ...

In the eighties, computer processors became faster and faster, while memory access times stagnated and hindered additional performance increases. Something had to be done to speed up memory access and ...