Freeing up memory on an old phone: what works on Android Go
Those who use an entry-level cell phone or a device that's a few years old look for free apps to free up memory...
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Black Friday: How to Know if the Discount Is Real Before You Buy
The most expensive phrase on Black Friday is "it was much more expensive before." Every year, some of the deals advertised as...
Gasoline Calculator App: Average Consumption and the 70% Rule
An app for calculating car fuel consumption doesn't save fuel on its own. What it does is transform your refueling...
Speed Cameras on Cell Phones: What is Allowed and What is Prohibited in Brazil
There is a frequent confusion between two very different things: the radar detector, which is prohibited in Brazil, and...
App to See Who Visited Your Profile: What It Really Does
Search the app store for "who visited my profile" and you'll find dozens of results, many of them with millions...
Optimize memory: why clearing RAM doesn't speed up your phone.
There's a button in almost every free app to optimize your phone's memory that changes a number in...
Mobile phone errors: when it's a software issue and when the problem is hardware.
Before looking for an app to fix cell phone errors, you need to answer a question that changes everything: the...
Memory cleanup: when your slow phone isn't out of space
A slow phone isn't always a sign of full memory. It's common to find devices with 40 GB of free space that still freeze...
Memory cleanup: forgotten folders that are consuming your space.
When your phone warns you that it's full, your attention turns to photos and apps. However, space is limited...
Cleaning your phone: a 20-minute routine that doesn't require an app.
Most mobile phone storage problems can be solved in about twenty minutes, without installing anything...