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The iPhone Storage settings page displayed on an iPhone.
HOW TO
02/19/2025 5:07 pm

The Ultimate Guide to Freeing Up Storage Space on Your iPhone

Although your iPhone does not offer an option to upgrade internal storage space using a memory card, as some Android phones do, there are plenty of things you can do to clear up storage so you can put everything you want on your device and stop getting those Storage Almost Full alerts. You may not b ...more

World map overlay on a digital green binary background.
HOW TO
02/14/2025 7:54 pm

How to Get Started Writing Your Own NSE Scripts for Nmap

The road to becoming a skilled white hat is paved with many milestones, one of those being learning how to perform a simple Nmap scan. A little further down that road lies more advanced scanning, along with utilizing a powerful feature of Nmap called the Nmap Scripting Engine. Even further down the ...more

Microcontroller setup on a breadboard with wires and LED.
HOW TO
02/14/2025 7:52 pm

How to Control Anything with a Wi-Fi Relay Switch Using aRest

A relay is an electrical component that works like a light switch, where it's turned on or off with an electrical signal. By connecting a relay to a Wi-Fi connected microcontroller like an ESP8266, you can build a connected switch that can be controlled from the web browser of any device connected t ...more

Security camera mounted on a building.
HOW TO
02/14/2025 6:36 pm

How to Intercept Images from a Security Camera Using Wireshark

It's common for IoT devices like Wi-Fi security cameras to host a website for controlling or configuring the camera that uses HTTP instead of the more secure HTTPS. This means anyone with the network password can see traffic to and from the camera, allowing a hacker to intercept security camera foot ...more

Code snippet displaying a terminal connection to a remote server.
HOW TO
02/14/2025 6:29 pm

How to Use the Chrome Browser Secure Shell App to SSH into Remote Devices

Many guides on Null Byte require using the Secure Shell (SSH) to connect to a remote server. Unfortunately for beginners, learning to use SSH can become a confusing mix of third-party programs and native OS support. For Chrome OS users, using SSH is even more difficult. We'll fix this by using the C ...more

Coding interface with lines of code and a colorful graphic of a character.
HOW TO
02/14/2025 6:08 pm

How to Encrypt Your Notes, Photos, and Archives with EncryptPad

For anyone wanting to keep information private, plain text is a format of the past. Instead, cheap, powerful encryption is widely available, but often not easy enough to use to attract widespread adoption. An exception to this rule is EncryptPad, an easy to use application that lets you encrypt text ...more

The Contacts app icon on the iPhone's Home Screen.
HOW TO
02/05/2025 11:26 pm

Feel Who's Calling or Texting with Custom Vibration Alerts on Your iPhone

Staying connected with the people who matter most is easier when you can instantly distinguish their calls or messages — even without looking at your iPhone. That's where custom vibration patterns for alerts come in handy. They're perfect when you need a tactile way to identify who's calling or text ...more

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NEWS
01/31/2025 10:58 pm

160+ New Emoji Are Coming, Including Bigfoot, Distorted Face, and Apple Core

The Unicode Consortium is already hard at work on the next batch of emoji, but don't get too excited just yet. It may be a while before you see these new characters, which include an apple core, orca, and hairy creature, on your devices. Unicode 17.0, with its Emoji 17.0 update, isn't expected to be ...more

Freeform being used on an iPad and iPhone.
HOW TO
01/24/2025 10:38 pm

Freeform's 16+ New Features on iOS 18 You Need to Know About

Apple's Freeform app levels up with iOS 18 and iPadOS 18, offering you new features to enhance creativity, collaboration, and organization. While some updates, like the new Scenes feature, are prominent, others are more subtle but just as powerful. This incredible app's versatile features work equal ...more

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HOW TO
01/16/2025 5:50 pm

VSCO 101: How to Use the Selfie Camera on Your Android Phone

If you love to take selfies and post them online for all the world to see, then it's important to ensure that you are always sharing your best side. It's pretty common for people to just open up their stock camera app and snap a quick photo, wherever they may be — but there's a bet ter camera you co ...more

Gadget Hacks logo featuring a cartoon character with glasses and a hat.
HOW TO
01/10/2025 6:15 pm

iOS 17.2 Has 60 New Features and Changes for iPhone You Won't Want to Miss

Apple just released its biggest update to iOS 17 yet, and there are 60 exciting new changes for your iPhone. With iOS 17.2, you get a brand new app, more Apple Music enhancements, upgrades in Messages, and a new security feature that was announced last year, as well as changes for Weather, notificat ...more

Smartphone displaying a screen for managing browsing data.
HOW TO
12/18/2024 6:20 pm

How to Export and Import Safari Borwsing Data

Apple has introduced a valuable new tool for Safari that lets you export or import browsing data such as bookmarks, history, extensions, credit card information, and usernames and passwords. This makes it easy to move your data between Safari and other browsers like Brave or Orion, create a backup a ...more

A close-up view of a smartphone screen displaying camera controls and options.
HOW TO
12/11/2024 4:56 pm

A Beginner’s Guide to Visual Intelligence on iPhone

In a new update, the iPhone 16 lineup is finally getting Visual Intelligence, a feature that lets you instantly gather information about anything around you just by snapping a picture. Integrated into the Camera Control button on iOS 18.2, released December 11, Visual Intelligence gives you access t ...more

Smartphone displaying music player interface and time.
HOW TO
12/11/2024 4:46 pm

How to Prevent Loud Audio Mishaps from Your iPhone or iPad's Speakers

A new iPhone and iPad setting gives you control over how loud your device's built-in speakers get, which can help you avoid being startled by loud auto-playing videos, waking up someone sleeping nearby, hurting your ears, or degrading your speakers' quality and performance. You could already reduce ...more

Smartphone displaying settings on dark mode next to a laptop keyboard.
HOW TO
12/11/2024 4:39 pm

Setting Default Apps on Your iPhone or iPad Just Got a Lot Easier

Since 2020, you've been free to set your preferred web browser and email app as the default on your iPhone or iPad. Now, four years later, Apple is expanding this flexibility in the U.S., allowing even more apps to be set as defaults for specific actions. Plus, there's now a centralized menu to mana ...more

Mobile phone screen displaying a user interface with performance metrics and social media icons.
HOW TO
11/05/2024 2:26 pm

Follow the 2024 Election Results in Real Time with Apple News' Live Activity

Election Day is today, and Apple News is making it easy for you to stay informed with real-time results for the 2024 presidential election through a new Live Activity feature on your iPhone, iPad, or Apple Watch. As one of the most pivotal elections in recent history, the 2024 race between Vice Pres ...more

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HOW TO
10/28/2024 9:15 pm

Remove Unwanted Objects, People, and Distractions in Apple Photos

Editing out unwanted objects, people, and distractions from your photos just got a lot easier on your iPhone, iPad, or Mac. Before, you would have to use apps like Google Photos or Snapseed to erase background distractions or perform spot healing, but it's now a native feature in Apple's Photos app ...more

Phone call interface showing options like audio, mute, and end call.
HOW TO
10/28/2024 5:54 pm

Record Phone Calls and FaceTime Audio Calls on Your iPhone with iOS 18.1

Recording phone calls has always been tricky due to legal, ethical, and technical considerations. With iOS 18.1, Apple brings your iPhone a native call recording feature that simplifies this process while addressing privacy concerns. There are a few things to know about call recordings on iOS 18.1. ...more

Image showing a mobile phone displaying the album cover for "Candyman" along with a play button and additional information about the album.
HOW TO
10/15/2024 8:22 pm

Easily Share Episode Links with Start Times in Apple Podcasts

Jumping right into the most captivating part of a podcast episode can make all the difference when sharing episodes with others. But this functionality has never been available in Apple Podcasts — until now. Starting with iOS 18, iPadOS 18, and macOS Sequoia 15, released on Sept. 16, you have access ...more

Phone displaying a dial pad with numbers and a signal indicator.
HOW TO
09/26/2024 6:10 pm

Master iOS 18's T9 Dialing for Lightning-Fast Contact Searches on Your iPhone

Tech tends to move forward without looking back, but that doesn't mean new is always better. One feature that dominated mobile phones in the late '90s had made a comeback thanks to Apple, and you can take advantage of it on your iPhone when making calls. Text on 9 keys, known better as T9, is a pred ...more

Smartphone displaying a photo of children outdoors.
HOW TO
09/20/2024 6:47 pm

22 Features the iPhone 16 and 16 Pro Models Have That Other iPhones Don't

While many of the features in the iPhone 16 and 16 Pro series build on what we've seen in previous iPhone models, Apple has packed the 2024 lineup with iOS 18 and plenty of fresh upgrades worth considering. The iPhone 16 Pro and 16 Pro Max boast several groundbreaking features, like a 6.9-inch displ ...more

AirPods Pro with charging case displayed next to a phone interface.
HOW TO
09/17/2024 10:56 pm

AirPods Are Getting Even Better Thanks to iOS 18

If you're an AirPods user, things are a lot better with iOS 18 and iPadOS 18. If you're not, it may finally be time to grab yourself a set of AirPods, especially if you're into privacy and gaming. Apple's iOS 17 and iPadOS 17 gave AirPods new features like Adaptive Audio, Conversation Awareness, Per ...more

Screenshot of a mobile phone displaying the 'Advanced Data Protection' settings page.
NEWS
08/19/2024 7:10 pm

Apple Rereleases iOS 17.6.1 for iPhone with Important Bug Fixes

While Apple is full steam ahead on iOS 18, which is expected to drop sometime next month, it hasn't forgotten about iOS 17, which still dominates most users' iPhones. On Aug. 19, Apple issued a rerelease of its iOS 17.6.1 software for iPhone. Apple initially released iOS 17.6.1 just nine days after ...more

Eastern Conference standings on a smartphone.
HOW TO
07/30/2024 7:36 pm

iOS 17.6 Has 13 New Features and Changes for iPhone You Need to Know About

As the iOS 18 beta continues, Apple's still investing time into fixing up iOS 17. Compared to iOS 17.4 and iOS 17.5, which both had over 30 new features and changes, iOS 17.6 is a relatively small software update for iPhone. But there are still some important things to know about. Apple released iOS ...more

Woman taking a selfie with a camera.
HOW TO
07/16/2024 2:50 pm

Instagram 101: How to Share Videos to Instagram Stories Past 24 Hours

If you want to share a video to Stories — but it's over 24 hours old — it may seem like you can't, but there's actually a simple hack on how to do just that. The way to get around Instagram's 24-hour restriction is to post your video while on airplane mode. This might seem like it doesn't make sense ...more

Dog in a green outdoor setting, close-up of a bike handlebar, and a hand holding a green wallet.
HOW TO
07/10/2024 9:07 pm

20 Surprisingly Practical Uses for Apple AirTags

Apple AirTags are super helpful for keeping track of your keys, backpack, and other frequently misplaced items, but there are some pretty clever things you can do with them beyond finding regularly used stuff. Apple sells its smart trackers — small, circular white discs 1.26 inches in diameter and 0 ...more

Smartphone screen displaying a messaging app with options for sending messages.
HOW TO
07/08/2024 5:52 pm

There's an Easy Way to See All the Unsent Messages in Your iMessage Conversations

While you can quickly see the edit history of a modified iMessage in the Messages app, there's no way to view an iMessage that somebody in the conversation deleted unless you happened to see it before it disappeared. But that's only true if you didn't implement these security measures on your iPhone ...more

Calculator app displayed on a smartphone screen.
HOW TO
06/25/2024 3:00 pm

There's a Hidden Scientific Calculator on Your iPhone

The Calculator app on your iPhone may seem boring and basic, but there are a few interesting tricks worth knowing. You can ask Siri to perform calculations for you, long-press on results to copy them, long-press the field to paste numbers in, and swipe left or right above the keypad to delete digits ...more

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HOW TO
06/06/2024 10:25 pm

12 Reasons Why You Should Be Using Text Replacements on Your iPhone, iPad, or Mac

You probably know of Apple's Text Replacement feature for iOS, iPadOS, and macOS, but you're probably not using it as much as you should. With it, you can create your own keyboard triggers for almost anything you can think of, whether it's an email address or an entire email. There are endless reaso ...more

Text message conversation on a smartphone screen.
HOW TO
06/05/2024 8:52 pm

Set Up Contact Key Verification for the Highest Level of iMessage Security

Your iPhone is fairly secure by default, but Apple's Lockdown Mode takes it to Fort Knox levels of protection. If you're a high-value target for spyware, phishing attempts, and other sophisticated cyberattacks, it's an essential feature. But for almost everyone else, it's an extreme move. If you sim ...more

Close-up of a smartphone keyboard with text entry field.
HOW TO
06/03/2024 8:30 pm

How to Unlock the Apple Logo Emoji on Your iPhone, iPad, or Mac

Thousands of emoji are available on iPhone, iPad, and Mac, and you can use these in many of the apps you have installed on your Apple devices. But there's one emoji you'll likely never see on any of Apple's official emoji keyboards, and its absence may surprise you at first, considering it's embedde ...more

Mobile device diagnostics screen displaying potential hardware and software issues.
HOW TO
05/31/2024 10:42 pm

7 Hidden iPhone Apps You Didn't Know Existed

Your iPhone has hidden apps that work behind the scenes to filter SMS messages, trust computers, deal with payments, test ads, and perform other actions. You won't find any of them in your App Library, but there are tricks you can employ to unlock and use some of these secret apps. Siri is technical ...more

Assorted smartphone cases with cardholders in various colors and designs.
HOW TO
05/23/2024 11:52 pm

The Best MagSafe Wallets You Can Buy for Your iPhone in 2024

Phone in one pocket, wallet in the other? It's the classic combo guaranteed to give you more pocket bulge. But it's 2024. Half that stuff in your wallet is practically antique. It's time to finally ditch all the dead weight and get a MagSafe wallet for iPhone — and we've got the best picks to slim y ...more

Camera interface showing various control options.
HOW TO
05/19/2024 7:35 am

You're Using Lidar on Your iPhone and iPad — And You Don't Even Know It

Lidar, a technology first used by meteorologists and aerospace engineers and then adopted in self-driving vehicles, has slowly crept into consumer electronics over the last five years. If you have a Pro model iPhone or iPad, there's a good chance it has a lidar sensor, and you're likely using it whe ...more

Screenshot of a smartphone displaying text on a green background.
HOW TO
05/14/2024 8:04 pm

34 New Features and Changes for Your iPhone on iOS 17.4

The last iOS software update was a modest one, but iOS 17.4 has a lot more for your iPhone, including changes to emoji, Podcasts, security, Safari, widgets, Apple Cash, CarPlay, and more. Many of the exciting changes in iOS 17.4, as well as iPadOS 17.4, apply to users in the European Union (EU), whi ...more

Phone screen displaying upload mode information and instructions.
HOW TO
05/09/2024 6:32 pm

How to Use Odin to Flash Samsung Galaxy Stock Firmware

If you own a Samsung phone and enjoy rooting or modding your device, flashing official firmware can be very useful. Odin is Samsung's own internal program for loading such updates for testing purposes, and it's quite easy to use for your own custom modification needs. Though Odin is fairly simple, t ...more

Fitness tracking app displaying 210 steps recorded.
HOW TO
05/09/2024 6:29 pm

Count Steps Without Downloading An Extra App on Your OnePlus Phone

A great way to incorporate a healthy exercise routine is by taking lots of steps throughout the day. While most smartphones can track and report your steps via a third-party app, you can check them right from your home screen if you have a OnePlus phone. To get started, swipe from right to left on t ...more

Drawing app interface on a tablet with a stylus.
HOW TO
05/09/2024 6:25 pm

13 Tips Every Apple Pencil User Needs to Know for iPad

While it doesn't come with any iPad models out of the box, the Apple Pencil is perhaps the best iPad accessory you can get. It's a powerful writing and drawing tool with an intuitive design and user-friendliness that makes it easy to take notes, draw sketches, mark up documents, and more. And there' ...more

Smartphone displaying a mobile app interface against a textured background.
HOW TO
05/09/2024 5:53 pm

How to See All Your Wi-Fi Passwords on Android

You've probably connected your Android device to dozens of Wi-Fi networks since you've had it, and your phone or tablet remembers each of them. Whether it's a hotspot at home, school, work, the gym, a coffee shop, a relative's apartment — or even from a friend's phone — each time you type in a Wi-Fi ...more

Four smartphones displayed from left to right.
HOW TO
05/09/2024 5:42 pm

Find Out Whether Your Phone Has an LCD or AMOLED Display (& Why It Matters)

When it comes to smartphone screens, there are two predominant technologies—the traditional LCD panel, and the newer AMOLED display. Most phones still use LCD screens, as the tech is more cost-effective due to its longstanding reign as the primary display type in TVs, smartphones, and tablets. AMOLE ...more

Mobile phone displaying a menu on a wooden surface.
HOW TO
05/09/2024 5:37 pm

This Is Where All Those Reels You Liked & Saved on Instagram Are

So, you're trying to show a friend or two a hilarious Reel you liked or saved on Instagram, but where is it? Unlike TikTok, Instagram doesn't make it clear where you're supposed to find your liked and saved Reels. Luckily, we can help. Since its inception, Instagram Reels has grown into a worthy Tik ...more

Mobile phone screen displaying "Harry Potter spells."
HOW TO
05/09/2024 5:35 pm

19 Harry Potter Spells Your Android Phone Can Cast Using Google Assistant

Apple's Siri is well-versed in the spells of the Wizarding World of Harry Potter, but it's not like Android users are Muggles. Google Assistant, Android's virtual concierge, can cast a few spells out of the box, and it can learn the spells it doesn't know quicker than a year of studying at Hogwarts. ...more

Smartphones displaying home screen with app icons.
HOW TO
05/09/2024 5:34 pm

Your iPhone's Status Bar Can Actually Be Customized — Here's How

You see the status bar nearly everywhere on your iPhone, and it almost always looks the same. But you can use a few tricks to spice things up a bit — without jailbreaking your iPhone. The status bar's background on iOS is transparent, so you'll see different colors and gradients as you switch from a ...more

A person holding a smartphone displaying a text-based screen.
HOW TO
05/09/2024 5:30 pm

How to Test Your Samsung Phone with Secret Code *#0*#

Besides obvious features like a touchscreen and biometric sensors, the modern smartphone comes with an array of state-of-the-art hardware in the form of various sensors that help your device sense the environment around it. And if you have a Samsung handset, chances are, you have a handy feature bui ...more

Android mascot with ARMv7 processor type graphic.
HOW TO
05/09/2024 5:12 pm

Android Basics: How to See What Kind of Processor You Have (ARM, ARM64, or x86)

Starting with the release of Android Lollipop, the process of installing the Xposed Framework got a bit more complicated. Not only are there separate installers for each Android version, but now, you also need to know exactly what type of processor is in your device to make sure you're downloading t ...more

App options menu on a smartphone with a messaging app icon.
HOW TO
05/09/2024 3:54 pm

15 Hidden iMessage Features for iPhone You Probably Didn't Know About

There are many things Apple doesn't tell you about its products, and that's definitely the case when it comes to its Messages app. Hidden features lurk in your SMS and iMessage conversations just waiting to be found, and we've unearthed some of the most secret ones. Instead of just sharing all of th ...more