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.

ZDNET's key takeaways Clear your iPad cache regularly to boost speed and free storage.Safari, Chrome, and apps all store ...

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, ...

1. Open the Settings app on your iPhone. 3. Scroll down to History and Website Data and choose Clear History and Website Data ...

Given the kind of options we have on our smartphones these days, it’s more than likely that most of our Android phones run slow after a few months of activation. This isn’t necessarily the fault of ...

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 ...

Memory Clean for Mac is a small utility program that will keep you updated on how much free memory you have to work with and reclaim more for you. It's especially effective after you close a ...

Luckily, if you have an LG TV, finding and using Memory Optimizer is extremely easy, and it only takes a few seconds to work ...

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 ...

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 ...