Unlock Pin Lock Screen for a Samsung S4

A good smartphone can be the perfect workout companion. You have music for motivation, videos for pushing through boring cardio sessions, GPS to keep you on course, and even an array of sensors for gathering data about your workout. But not all phones are created equal when it ...more

If you use the Notes app on your iPhone and haven't updated to the newest software yet, you're missing out on some pretty valuable upgrades that improve smart folders, note security, collaboration, and more. So what are you waiting for? The new tools in Apple's Notes update m ...more

Every Galaxy S20 sold in the US — even the S20+ and S20 Ultra — simply can't be rooted. With the bootloader permanently locked, you miss out on the world of rooting and the customization it opens up, but modifications are still possible. Thanks to some Samsung-developed apps ...more

Overall, iOS is more impressive than ever with its stability enhancements, security tools, suite of apps and services, and intuitive user interface. With each passing update, things just get better and better for iPhone users. But don't think for a second that this is all beca ...more

Year in and year out, OnePlus flagships top our list of the best phones for rooting. Why? Primarily because rooting does not void your warranty, and OnePlus goes out of their way to make the whole process as easy as possible. If you're new to rooting, it might seem like more ...more

The iPhone vs. Android debate is almost as old as smartphones themselves. While there are a number of reasons to skew towards one operating system or the other, the Samsung Galaxy S9 models have a ton of great features that help set them apart from Apple's iPhones. The coolest ...more

While other devices are moving away from fingerprint scanners (cough, iPhone X), for many, a fingerprint scanner provides the best balance between security and speed. Typically, the rear fingerprint scanner on the LG V30 is quick and accurate, but every so often the phone will ...more

Apple's iOS 11 is finally here, and while they showed off several of the new features it brings to your iPhone, iPad, and iPod touch back at WWDC 2017, they've only just touched the surface of what iOS 11 has to offer. There are a lot of cool new (and sometimes secret) feature ...more

Whatever you want to call it for now—Android Nutella, Android Nougat, or Android 7.0—the upcoming "N" release of Android will surely bring in tons of new features and functionality. We know it will be named after a dessert, and we know that Google uses an alphabetical naming s ...more

When you misplace your Android device, finding it with the Android Device Manager, or even better, Whistle Me, can help you find it no problem. But what about when your phone is not just hiding under the couch cushions? Your worst nightmare just came true. It's officially gone ...more

The first thing any Android power user does with their phone is unlocked the Developer options. The hidden menu has many low-level tweaks, such as forcing Dark mode on all apps, speeding up animations, or enabling hidden Quick Setting tiles. And most modifications require noth ...more

It's gotten so much easier to screen record on your Galaxy thanks to One UI 2. You no longer need third-party apps — just tap a button. And while the built-in recorder doesn't have an indicator to show what's being touched on the screen, there's a simple way to enable it. Don ...more

Every 5G model of the Galaxy S20 comes with 12 GB of memory. This amount of RAM is overkill, but Samsung's been putting similar amounts in its flagships for years. Since you have it, why not put it to use? With One UI 2, you can. With any recent Samsung flagship, including th ...more

The Pixel 4 and 4 XL are the first Android phones released in the US to support secure facial recognition. You no longer have to hate on your Apple's friends because you now have "Face ID" as well. So I assume you want to set it up right away — here's how. The new facial reco ...more

After months of back and forth, ZTE is finally making their return to the United States. The last phone the Chinese company released here was the Axon 7 Pro, a low priced flagship phone that competed well against the OnePlus 3 and 3T at the time. Its successor is the Axon 10 P ...more

Samsung's Android Pie update — known as One UI — is bringing major changes to the Galaxy S8, Galaxy S9, and Galaxy Note 9. The main interface has received a visual overhaul, and this is no more evident than it is with notifications. The biggest changes are with the notificati ...more

For modders, there are few tools more important than TWRP. TeamWin's custom recovery makes flashing mods like Magisk, Xposed, and custom ROMs incredibly easy, and it lets you root your phone at the press of a button. On top of that, it can make complete backups of your phone i ...more

As smartphone users, we live in dangerous times. The value of phones continues to rise, making them prime targets for thieves. In 2015, the FCC estimated that one million phones are stolen each year, and with several devices starting to hit the $1,000 mark now, these numbers a ...more

These days, that pocket-sized computer we call a smartphone is home to your entire digital life. But with the onset of mobile payments and online banking, the line between your virtual world and the physical realm is becoming increasingly blurred. We vigilantly remember to lo ...more

Much like the high volume warning, there are various minute features on Android that users either hate or just find annoying. Thankfully, there are developers out there that sympathize. It may seem frivolous, but one feature that a lot of people want eliminated is the screen w ...more

There are many mods and tweaks you can do on your Samsung Galaxy S4 to make it feel more fresh, like using a more customizable keyboard and a better PIN unlock, but if you want to make your Galaxy S4 feel even fresher, add a little Galaxy S5 touch to it. We've already shown y ...more

We have all had buyer's remorse. It's an inevitable fact of life that we get things only to want another. For those of us with a Samsung Galaxy S3, some of those new Moto X features are probably looking pretty tempting. But there's no reason to jump ship for a few cool gimmic ...more

Whether we like it or not, our personal information and smartphones are tied together at the hip. The former needs the latter to deliver a personalized experience that matches our individual needs. This personal data, however, makes your phone a prime target for thieves of all ...more

Our smartphones are full of personally-identifiable information. So much of what we do with these devices is tracked and recorded to make our experience more streamlined and personalized. For many users, that's a fair trade — but for privacy-minded folks, it's a raw deal. And ...more

Apple just announced the iPhone 6, and no matter whether you've been with Android for a few months or few years, there's a good chance you're enticed by the idea of switching over to the other side. As a diehard Android user, I can't blame you. A bigger screen, better camera, ...more

There are a lot of things your Samsung Galaxy Note 2 can do straight out of the box, but there's also a ton of things it can't, or simply could be better at. That's why most of us end up rooting—to enhance the mobile experience. Today, I'll be showing you some of my favorite ...more

For new Android users, rooting an Android phone can often be an intimidating process, especially since there are so many different ways to gain root access, depending on your model and firmware version. I've previously covered a way of doing it for the AT&T version of the Sam ...more

Google doesn't get enough credit for it, but they definitely make some of the best phones for rooting and modding. Heck, if you want to replace the entire operating system on a Pixel, you can do it pretty easily. It all starts with the bootloader. On Android, the bootloader i ...more

One of the best things about Android is the ability to customize every aspect of your device to make it your own. However, unless you have prior knowledge or experience with every single setting available to you, you might have missed a few critical features without even knowi ...more

After installing the new iOS 11 update on one of our iPads, we noticed something peculiar — AirDrop simply stopped working. The button was still there in the revamped Control Center, but it was almost imperceptibly grayed out. Tapping it did nothing, nor did long-pressing or 3 ...more

Using a fingerprint scanner to keep intruders out of your phone might not be as secure as you think. Two researchers from Michigan State University, Kai Cao and Anil K. Jain, developed a relatively cheap and effective way to beat fingerprint readers, and successfully tested th ...more

If you have a specific app you want to lock so that others can't access it, the most secure way of doing so is with biometrics. While there are options to lock apps with either a PIN or pattern, these can easily be figured out with a simple glance over your shoulder. It's much ...more

Ideas can be a fleeting thought, just like a shooting star that appears and disappears within a brief moment. So when you're inspired and have an awesome idea, it's important to jot it down as soon as possible, otherwise it may vanish from your memory for good. This is why th ...more

The king of all Xposed modules is alive and kicking on Android Lollipop. GravityBox received an update over the weekend that will bring its bevy of UI tweaks to folks who have installed the framework on their Android 5.0+ devices. Most of the tweaks that helped GravityBox ris ...more

These days, our smartphones carry some very sensitive data. From banking app passwords to personal photos, there are many things on your Nexus 5 that you might not want other people to have access to. Luckily, most mobile operating systems have some sort of security available ...more

If you lend someone your phone, even if it's just for a second, there's a chance they can enter an app and see something you'd rather they didn't. Whether it's a personal email or a private photo, there are plenty of reasons why you'd want to keep snoops out of certain apps. ...more

Normally, "restricted access" is something you despise. No one likes to be told they can't do something, especially when it comes to the Internet. Unfortunately, having web access at all times can not only eat away at your wallet, but make your day less productive overall, so ...more

With CyanogenMod 10.2 recently released and the Samsung Galaxy S4 still waiting on Android 4.3, it only makes sense that the coveted features from both firmwares are highly desired by Android owners all over. We've already brought you a feature from each firmware—the cLock hom ...more

Sprint has announced that it will be the first U.S. carrier to release Jelly Bean 4.1 for the Samsung Galaxy S III. The over-the-air updates have already started, with users receiving a notification on how to update on their phone. The reason Jelly Bean has garnered so much at ...more

Apple's iOS 14 is here. With it, you'll see over 200 new features and changes hit your iPhone, including home screen widgets, inline replies in Messages, and cycling routes in Maps. Here's how you can get your hands on the brand new update. Apple released iOS 14 to compatible ...more

For many of us, our work phone and our personal phone are one and the same. Just any old phone isn't going to cut it when you need to meet a deadline — a phone with built-in features that make it easier to get things done is almost a must. For this article, we defined product ...more

Whether it's a short road trip or an 18-hour flight, our phones are now essential travel companions. No longer do we need a GPS unit, maps, cameras, camcorders, or even boarding passes. However, not all phones are created equal in this regard. Some are more suited for travelin ...more

You can feel it in your bones. You may die if you don't get this phone. There's just one problem — the price. Suddenly, you come across what seems like manna from heaven. That very device, at a deeply discounted rate, can be yours. The only thing that makes you pause is that ...more

Even though most phones don't have Oreo yet, Google has released Android 9.0 Pie. It's available on Google's own Pixel devices, and updates should soon be available to partnered devices from Essential, Nokia, Oppo, Sony, Vivo, and Xiaomi. We're already digging into it to highl ...more

The integration of technology into automobiles is becoming more and more widespread each year. Tesla's Model S features a 17" display in the middle of the dash with navigation, music control, and even an Internet browser. Mercedes is working on incorporating Google Glass into ...more

If you want to root, it's step one. If you're a tinkerer, it's vital. It's Android's hidden "Developer options" menu, and it's definitely worth taking 30 seconds to unlock. Open the Settings app on your Pixel 4 or 4 XL and scroll down to the bottom. Tap "About phone," then sc ...more

Developers options is one of the first things tinkerers unlock on a new phone. However, even the less tech-savvy users will find some benefits to revealing this hidden menu, as it enables features such as GPS spoofing and faster animations. By default, this menu is hidden awa ...more

The latest film addition in the American-produced Millennium series, The Girl in the Spider's Web, was just released on Blu-ray a few days ago. As you could expect, the movie has many hacking scenes throughout, just like the previous English and Swedish language movies centere ...more

Stories are everywhere in social media today, but that wasn't always the case. In 2013, Snapchat introduced the world to these temporary windows into our daily lives. Since then, stories have infiltrated other popular apps. However, to stand out, you can't solely rely on the a ...more

Samsung's Good Lock app has has breathed much needed life into its TouchWiz UI by giving us the ability to customize our Galaxy phones in ways that previously would've required root or a custom ROM. One companion app in particular even lets you personalize your lock screen to ...more

Most phones adjust the ringtone and notification volume by default when you press the physical volume buttons. If media is playing, then the volume rocker will adjust media volume — but only after the first few seconds played at the previous volume level. This has been a point ...more

It's often the smallest details that determine your overall experience with a smartphone. Unlocking your device with a PIN is an example — and iPhones have had a leg up over Android thanks to their automatic unlocking. Thankfully, this era has finally come to an end with the a ...more

Have you ever been listening to the radio and a song comes on that you can't identify? But you're driving, so you can't open your phone and use your favorite app to find the song's name. Well, with a feature called "Now Playing" on Pixel phones, Google has solved this problem. ...more

The cutting-edge iPhone X, XS, XS Max, and XR have one-upped their Android competitors when it comes to facial recognition. Apple packed these flagships with an array of front-facing sensors to complement its selfie camera, which allows the new device to more accurately analyz ...more

In the US, law enforcement officials can make you unlock your smartphone with a fingerprint, but they can't force you to input a password or PIN, which would violate your Fifth Amendment rights. To help you from ever being in a scenario where you're forced to put your finger o ...more

Pinterest, a worldwide catalog of ideas shared by over 175 million users every month, is dominated by Android users, who are now the app's fastest growing group. Pinterest has since taken notice, and has started to incorporate handy home screen shortcuts for users with Android ...more

When Google released the Nexus 5X and Nexus 6P, they added official support for fingerprint scanning to Android's main code base. On the surface, this was done to ensure that the fingerprint scanner in their own devices could be used to its full extent, but because it was adde ...more

We knew it was coming eventually, but this is a bit out of left field—early builds of the next version of Android have been released almost two months ahead of schedule. Android N, as it's being called for now, is already available for the last two generations of Nexus devices ...more

With a slab-style touchscreen device, butt dialing is always going to be a problem. While you're moving about, your phone can unlock itself and give your most recent contact a ring, leading to an awkward one-sided conversation where the other person gets to eavesdrop on everyt ...more

Samsung's Galaxy series of devices have one common design theme that ties them all together—the physical home button at the bottom of the phone. This button can wake the phone, take you to your home screen, and even scan your fingerprint to securely unlock your device. The on ...more