Fix Code P0401

Recently, Sprint announced a partnership with Harman Kardon to deliver exclusive sound FX technology to their variant of the HTC One M8. The joint effort between the two companies is both to entice customers to switch to Sprint as well as improve the overall audio quality comi ...more

The flexibility within Android is pretty amazing. Unlike iOS, you can make a lot of modifications with nothing more than a download from Google Play, but to really step up your softModder game, you'll need to go a little further. Rooting takes things a step deeper, allowing y ...more

Former Vice President Dick Cheney was so fearful of attacks, he had his heart defibrillator re-calibrated to block incoming wireless signals so that highly skilled hackers couldn't send him into cardiac arrest. If hackers could potentially kill by turning someone's own defibr ...more

The NSA's massive internet spying efforts will continue. In President Obama's latest press conference, he went public to (in so many words) say that the NSA's spying efforts will continue uninterrupted. This, coming just weeks after the Amash Amendment which would have defund ...more

Apple just released iOS 14.4.1 for iPhone today, Monday, Mar. 8. The event marks 41 days since Apple released a public update for iPhones, with iOS 14.4 back on Jan. 26. Apple released this update at 10 a.m. PDT, the company's standard release time for iOS updates. According ...more

Apple's iOS 13 has been quite the disrupter. The initial update featured over 200 new features and changes, while its successor, iOS 13.1, brought another 22 to the mix. With the company's latest update, iOS 13.2, you'll see an extra 22 amendments on your iPhone, including new ...more

Configuring onion services for the first time can be tricky. A surprising number of system administrators make seemingly trivial mistakes that ultimately lead to catastrophic cases of de-anonymizing supposedly anonymous sites on the dark web. OnionScan is a tool designed to id ...more

Because of the way Google Play works, Android has a "bad app" problem. Google allows any developer to upload an app to the Play Store, regardless of if it works, how it looks, or whether or not it can harm users. Malware scanning happens primarily after apps are uploaded, and ...more

In a world increasingly regulated by computers, bugs are like real-life cheat codes. They give you the power to break the rules and do good or bad without ever leaving your seat. And government agencies around the world are discovering and stockpiling unreported bugs as cyberw ...more

I've been an Android user almost as long as the operating system has existed, so when I received my first iPhone in April, I felt like I was in a foreign land. Sure, it runs most of the apps I'm used to, and the phone itself feels about the same in my hand as any similarly-siz ...more

There are definitely some great things about iOS 7, but like any good piece of software, it's got some things to kink out—and how wallpapers work seems to be one of the biggest issues, since it's so much different than in previous iOS versions. We've seen tons of questions po ...more

You saw our post on the 18 coolest new features of iOS 7, but now that you've had a chance to play around with your updated iPhone, it's time to lock it down. There are a surprising number of new privacy and security-related issues in iOS 7's default settings, from allowing A ...more

Apple pushed out 31 new emoji with iOS 16.4 and iPadOS 16.4, but it somehow forgot to add ten of those — all skin-tone variations for the new leftward and rightward pushing hand characters — to the iOS keyboard. Here's how to unlock and use them. UPDATE: Apple issued a keyboa ...more

Apple released the fourth public beta for iPhone today, Monday, Mar. 15. The update (build number 18E5178a) comes three hours after the fourth 14.5 developer beta, and includes references in its code to a new "City Charts" playlist feature in Apple Music. This new playlist fe ...more

You take a photo or video, send it to a friend, and they say, "Hey, I can't open this." More often than not, your friend won't be using an iPhone, iPad, iPod touch, or Mac. Instead, they're likely trying to open the file with a non-Apple device. But this problem can be avoided ...more

Once again, Samsung has certified its flagship Note series with an IP68 rating. With this rating, the Galaxy Note 20 and 20 Ultra have some degree of dust and water resistance. The IEC standard 60529 lays out a series of tests created by the National Electrical Manufacturers ...more

So far, iOS 13's major point updates have all been pretty exciting for iPhone. We've seen iOS 13.1, 13.2, and 13.3 come and go, offering more than 60 new features and changes combined to that very first version of iOS 13. While iOS 13.3.1 was a minor update, its successor, iOS ...more

What could Apple be planning here? Are we going to see some revolutionary new features for the iPhone? Will we see mostly bug fixes and security patches? It's time to find out, as Apple just released the first developer beta for iOS 13.4. Apple seeded developers 13.4 dev beta ...more

The USB Rubber Ducky and the Digispark board both suffer from the same issue when attacking macOS computers: a keyboard profiler pop-up which tries to identify any non-Apple USB keyboards. While it's an annoying setback, the solution is a simple modification that allows Mac co ...more

Spam calls are one of the most annoying things to happen in the world of smartphones for more than one reason. Not only are they bothersome, but they can also be dangerous to people who don't know any better. Google has come up with a crafty solution known as "Call Screen" to ...more

Reconnaissance is one of the most important and often the most time consuming, part of planning an attack against a target. Thanks to a pair of recon tools coded in Python, it takes just seconds to research how a website or server might be vulnerable. No matter what platform ...more

One of the standout features of the OnePlus 7 Pro is the 90 Hz display. A higher refresh rate means smoother gameplay for all your favorite games, which is precisely what you'd want out of your gaming experience. However, not all games play nicely with these higher refresh rat ...more

Switching from one popular music streaming service to another shouldn't have to be a hassle, but it is if you want to transfer all your favorite music over. No popular service offers a built-in feature to export or import playlists, so if you want to move your favorite Apple M ...more

If you find yourself with a roommate hogging limited data bandwidth with video games or discover a neighbor has invited themselves into your Wi-Fi network, you can easily take back control of your internet access. Evil Limiter does this by letting you control the bit rate of a ...more

Before you can dive into customizing your OnePlus 6T, you must take the initial step of unlocking the bootloader to gain the ability to install TWRP, Magisk, custom ROMs, and other mods. A bootloader is a program that starts up on a device that states what operating system it ...more

One of the issues with rooting your device is the inability to update your phone via OTA. Any security patches or software updates pushed out by the OEM are lost because your bootloader is unlocked. However, you still can update your device, it just a take a bit more effort. ...more

OnePlus will be releasing a new phone in the second half of 2018, specifically, an upgrade to their T-series. Over the past two years, #T versions have come out about five months after their predecessors and have included small updates that fix any problems from the previous O ...more

Once a hacker has created a PowerShell payload to evade antivirus software and set up msfconsole on their attack system, they can then move onto disguising their executable to make it appear as a regular text file. This is how they will get a Windows 10 users to actually open ...more

After testing a series of Android 8.0 builds, Essential hit the reset button and jumped to Android 8.1 Oreo. The beta program didn't last long, as Essential has now released the official 8.1 update to the masses. The features from the 8.0 betas are all still there, plus a few ...more

One major problem in previous iOS versions is that there was no way to keep messages in sync between an iPad, iPhone, iPod touch, and Mac. If you deleted a message in the Mac app, it would not be deleted on your iPhone, and vice versa. Apple finally fixed this issue in iOS 11. ...more

While iOS 11.3 doesn't have as many new features as iOS 11.2, there's still a lot to love about Apple's latest update for iPad, iPhone, and iPod touch, even if some of the best features we were expecting didn't make the cut. Apple released the iOS 11.3 beta on Jan. 24, and ju ...more

Some of us woke up at the KRACK of dawn to begin reading about the latest serious vulnerability that impacts the vast majority of users on Wi-Fi. If you weren't one of those early readers, I'm talking about the Key Reinstallation Attack, which affects nearly all Wi-Fi devices. ...more

A remote administration tool, or RAT, is a piece of software used for remotely controlling machines. They are commonly used by tech support to gain remote access for troubleshooting purposes, but RATs are also an important part of a hacker's advanced persistent threat (APT) to ...more

When you first set up an iPhone, you'll be prompted to create a six-digit passcode to unlock your screen and access certain system settings. If you skip this step, you can always go back and create one, which we highly recommend. Without a passcode, everything on your iPhone i ...more

It's official — the newest version of Google's mobile operating system is called Android 8.0 Oreo, and it's in the process of rolling out to many different devices. Oreo has plenty of changes in store, ranging from revamped looks to under-the-hood improvements, so there's tons ...more

Thanks to Project-Infrared, there's now a pretty straightforward way to add motion tracking to the HoloLens: Connect it to a Kinect. Wavelength LLC's created a way to get the Microsoft Kinect working as a motion-tracking input device for HoloLens, which my colleague Adam Dach ...more

In my last tutorial, I talked about creating a virus inside of a Word Document in the scenario of a mass-mailer attack. In this post, however, I'm going to be covering creating a fake image or screenshot with a meterpreter backdoor hidden inside to be used in a similar scenari ...more

Yes, I understand some people may consider this a repost. However, I have been searching for this answer for 3 weeks and after reading numerous reddit post, Kali Forums post and Null byte post I finally have gotten it to work for me. I would like to compile and share this info ...more

Juicing fruits and vegetables is very beneficial to your health. For some, it's a trend; but to me, it's a part of my morning routine. However, the negative side to juicing large quantities of fruits and vegetables is that leftover pulp can be wasted. Thankfully, this is easi ...more

What's up readers? Today I'll be introducing to you a new vulnerability called the Format String vulnerability (in case you missed the title). It won't be much, just a little motivation to keep you guys going. A little teaser, if you may. Pre-requisite information: For those ...more

Android has a single text file named build.prop that determines tons of various system-wide settings on your device. You need root access to edit this file, since it's stored on the system partition—but the various lines of codes it contains are actually fairly easy to interpr ...more

In the last iteration of how to train your python, we covered if/else and conditional statements. We're going to diverge a little today and cover lists. Lists are simply that, lists. It is a set of values located under one variable. Now that we know the definition of a list, l ...more

Ever watched Netflix on your phone only to realize an hour later that you forgot to turn Wi-Fi on? That's a whole lot of data used. If you've ever gone over your allotted mobile data limit, you know firsthand how costly your carrier's overage fees can truly be. From that poin ...more

Welcome back, my future hackers! After my first tutorial about doxing, I decided I would dive a little bit deeper into the world of social engineering. In this tutorial we will learn some basic social engineering techniques to get into a company building, find out more informa ...more

Alcohol is a marvelous thing. It might even be responsible for saving civilization. And we're always fans of hacking our booze intake, whether it's learning how to drink all night long without getting drunk or how to discreetly get your drink on without anyone knowing. Now, i ...more

Remember the feeling you had the moment you removed your shiny new Nexus device from its packaging and booted it up for the first time? You swiped through the app drawer at lightning speed and thought to yourself, "This is the last Android phone I will ever need, they just are ...more

No matter what device you have, Android lag will get you down. It's our little green robot's only major downside, and you've probably noticed it quite a bit on your Nexus 7 tablet. Apps open slowly, actions stutter or pause, and loading files takes forever. There are ways to ...more

Apple is widely known for keeping a tight grip on iOS, disallowing open-source and third-party downloads. While there are many reasons for this, the three most frequently referenced are quality control, malware prevention, and of course—money. The number one reason why Apple ...more

UPDATE (February 26, 2014) Yesterday, the U.S. House of Representatives passed H.R. 1123 with a 295-114 vote decision. The ruling repeals the 2012 Library of Congress (LOC) decision that limited the ability to legally "unlock" your smartphone (see below). This decision reins ...more

If you've never heard of geocaching, it's kind of a grown-up treasure hunt you play everywhere in the world. GPS coordinates are given as clues and the players must find the cache box. There is usually a log book to write your name and a small toy or present to collect. The l ...more

If you've ever used your iPhone's hidden Field Test mode to view your signal strength in decibel-milliwatts, locate the tower you're connected to, or find out the radio frequency in use, you no longer have to dig through all of the confusing-looking data every time you need to ...more

Apple just released the third public beta for iOS 14 today, Thursday, July 23. This update comes one day after the company released iOS 14 developer beta 3, and two weeks after the release of iOS 14 public beta 2. Apple released this update at 10 a.m. PDT. While we expected t ...more

Apple just released iOS 14 developer beta 3 for iPhone today, Wednesday, July 22. The update comes 15 days after Apple released the second developer beta for iOS 14, and 13 days after the release of iOS 14 public beta 2. Apple released this update at 10 a.m. PDT, the company' ...more

If left unattended, a hacker with a USB Rubber Ducky and physical access to the computer can infiltrate even the most secure computer. Such attacks often go undetected without the use of a tool like USBRip, which can provide you with assurance that your device hasn't been comp ...more

Music streaming services make it difficult to transfer your favorite songs and artists from one service to another and for a valid reason: they don't want you to leave. But when it comes to switching, playlists are a big concern, because who wants to do it all over again? Luck ...more

Magic Leap has done a great job of aggressively releasing new apps, software updates, and major franchise tie-ins. But aside from all the creative and entertainment apps, what's it like to use one of the apps the company hopes you'll use every day? One of those apps is the CN ...more

Apple's Gatekeeper security software for macOS (Mac OS X) is vulnerable to remote attacks up to version 10.14.5. An attacker that's anywhere in the world can exploit MacBooks and other Mac computers by sharing a single ZIP file. The vulnerability was discovered by Filippo Cav ...more

It is a great time to be a mobile gamer. Not only are there millions of mobile games on the Play Store and App Store, but thanks to some recent developments, we can also even play PC games. AMD recently released an app, which, among other things, lets you play your favorite PC ...more

Back in 2015, Amazon Prime Video was the first subscription-based streaming service to introduce the ability to download movies and TV shows for offline viewing on mobile devices. For travelers and users with limited data plans that like to watch films and episodes on the go, ...more

Samsung isn't known for its timely rollout of major Android updates, and Android 9.0 Pie won't be an exception. If we go by their Oreo update timeline, we can expect Android Pie to officially touch down for the Galaxy S9 and S9+ sometime around November, with the final version ...more