Hot Gadget Hacks How-Tos

Warning: Sensitive Info You Black Out in Images Can Be Revealed with a Few Quick Edits on Your iPhone

These days, most images we post online or share with others come from our smartphones. Whenever personal data is in them, such as debit card numbers, addresses, phone numbers, passwords, and other sensitive information, it's easy to jump into your iPhone's markup tools to black out the text before sharing. But a digital marker may not hide everything.

How To: New Menu Lets You Set Default Apps on Your iPhone or iPad for Calling, Messaging, Emailing, Web Browsing, and More

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 manage all these default app settings.

How To: Prevent Thieves from Turning On Your iPhone's Airplane Mode, So You Have a Better Chance to Track It Down

When an iPhone is lost or stolen, it's imperative to start tracking it via Find My as soon as possible, whether that's from a computer, tablet, or someone else's phone. However, if it's stolen, there's a good chance the thief or robber turns on Airplane Mode, blocking all communication with the iPhone. If this is a scary thought, you can prevent thieves from accessing Airplane Mode altogether.

How To: Apple's Messages App Has Some Cool New Text Editing Features and Effects for iMessage — Here's How It All Works

At first glance, Apple's Messages app has always seemed pretty basic when it comes to text formatting options. However, there were and still are hidden ways to format text in your messages. But Apple's latest software updates give us even more ways to dress up text in messages, including more text effects.

How To: Add Unsupported Cards and Passes to Apple Wallet for Quick, Easy Access on Your iPhone

Apple's Wallet app lets you store boarding passes, concert tickets, gym memberships, vaccination cards, movie stubs, rewards cards, insurance info, student IDs, and more in one place on your iPhone, and you just double-click the Home or Side button to access them. Unfortunately, many cards and passes are not officially supported — but that doesn't mean you can't add them.

How To: Dial These Secret Codes to See if Someone Is Hijacking Calls & Texts on Your iPhone

Malevolent hackers can divert your incoming calls and texts to any number they want, and they don't need to be a criminal mastermind to do it. Even friends and family members can reroute your incoming calls and messages so that they know exactly who's trying to reach you, and all it takes is seconds of access to your iPhone or wireless account. These secret codes can help uncover them.

How To: Generate Text, Images, and Insights with Apple Intelligence's Built-in ChatGPT Integration

Siri has long relied on basic sources like Google and Wikipedia for answers, but with iOS 18.2 and iPadOS 18.2, Apple is taking its virtual assistant to a new level by integrating ChatGPT. Now, you can use Siri to generate text and images with ChatGPT — and that's not all. ChatGPT is deeply integrated into Apple Intelligence and goes beyond just Siri.

How To: See Passwords for Wi-Fi Networks You've Connected Your Android Device To

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 password, your Android device saves it for safekeeping and easy access later.

How To: Make Spoofed Calls Using Any Phone Number You Want Right from Your Smartphone

Spoofed phone calls originate from one source that's disguising its phone number as a different one, and you probably get these calls all the time. Maybe they're numbers from your local area code or for prominent businesses, but the callers are just hijacking those digits to fool you into picking up. Turns out, making a spoofed call is something anybody can do — even you.

How To: Use FaceTime's Secret Hand Gestures and Reaction Buttons to Add Animated On-Screen Effects to Your Video Feed

Apple's Messages app has long had visual effects you could apply manually after long-pressing the send button, and there are even hidden keywords you could use to trigger full-screen effects automatically. FaceTime's latest update also gives you some full-screen effects to play around with during video calls, but the triggers are an entirely different concept — hand gestures.

How To: Download and Install iOS 18.2 Beta or iPadOS 18.2 Beta to Try New iPhone or iPad Features First

Apple's iOS 18 and iPadOS 18 have been out since September, but more features are coming, and you can test them after installing a beta build. Chief among them is Apple Intelligence, which debuted on iOS and iPadOS 18.1. But now you can test even newer Apple Intelligence features such as Image Playground, Genmoji, ChatGPT integration, and Visual Intelligence with iOS and iPadOS 18.2.

How To: Clear Your Frequently Used and Recent Emoji from Your iPhone's Keyboard

Despite its name, the Frequently Used section on your iPhone's emoji keyboard features both frequently and recently used emoji, and it may contain emoji you've never even touched. If you want to remove all of those recommendations, there's an easy way to reset what you in Frequently Used to the defaults.

How To: Make the Most of Apple Intelligence's Writing Tools to Proofread, Rewrite, Summarize, and Create Content

Apple has revolutionized how we write with the introduction of its new Writing Tools, powered by Apple Intelligence. In beta on iPhone, iPad, and Mac, these tools allow you to select text and use intelligent features to summarize, proofread, or rewrite it until the tone and wording are just right. In a future beta, Writing Tools can even write original content for you.

How To: Manually Switch to a Different LTE Band on Any Samsung Galaxy Phone

Your Galaxy uses information from your SIM card to communicate with nearby towers and facilitate a connection. Which LTE bands you are assigned depends on a number of factors, including available bandwidth and your device's supported signals. But if speeds aren't great on your auto-selected tower, you can improve things by manually choosing a band.

How To: Keep Your Night Vision Sharp with the iPhone's Hidden Red Screen

Night Shift, Dark Mode, Reduce White Point, and Zoom's Low Light Filter all help reduce the harmful effects on your body's clock that bright iPhone and iPad screens have at night. But there's another option on iOS and iPadOS that turns your entire display red, and it's useful for so much more than just late-night browsing in bed.

How To: See What Traffic Will Be Like at a Specific Time with Google Maps

As intuitive as Google Maps is for finding the best routes, it never let you choose departure and arrival times in the mobile app. This feature has long been available on the desktop site, allowing you to see what traffic should be like at a certain time and how long your drive would take at a point in the future. Fortunately, Google has finally added this feature to the app for iPhone and Android.

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 the right files. In fact, CPU architecture is becoming a factor in more and more scenarios these days, including certain sideloaded app updates and, of course, custom ROMs.

How To: Make Siri Say Whatever You Want Every Time You Connect Your iPhone to a Charger

Whenever your iPhone's ringer is on, you'll hear Apple's iconic "Connect Power" chime every time you connect it to a wired or wireless power source, which lets you know that charging has started. There's no way to disable the sound without turning on Silent mode, but there is a way to make Siri automatically say whatever you want after a successful connection.

How To: 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 whether you know it or not.

How To: If 'Messages' Consumes Too Much iPhone or iCloud Storage, Don't Delete Your Conversations Just Yet

When iOS starts barking at you that you've run out of iCloud or iPhone storage, a quick trip to your settings to see what the culprit is may show that Messages is one of the worst offenders. But if deleting message after message doesn't free up your storage much, it's likely because "Messages" doesn't really mean messages.

How To: Boot Your Galaxy S10 into Recovery Mode & Download Mode

You don't need to be a hardcore modder to know the importance of booting your S10 into either recovery mode or download mode. In fact, these pre-boot menus are something everyone should be familiar with. The former can help you get out of soft bricks, while the latter lets you use utilities like Odin and Smart Switch to flash firmware files and fix your phone when all other solutions fail.

How To: Turn Your Samsung Galaxy Smartphone or Tablet into a Second Display for Your Computer

An iPad can serve as a second screen for a Mac via Sidecar, available since iPadOS 13, but Apple isn't the only manufacturer to support such a feature. Samsung has had a similar tool since One UI 3.1 that lets you turn certain Samsung Galaxy tablets into second displays for your PC — and there's a hidden feature that expands it to more tablets and even Samsung Galaxy smartphones.

How To: Apple's Massive Control Center Update Gives You 11 New Must-Try Features on iPhone and iPad

Apple has finally given Control Center the love that it needs with an updated interface design and more customizations than ever before. Taking the more customizable overhaul one step further, iOS 18 and iPadOS 18 have elevated controls beyond Control Center, so you can use controls from other places on your iPhone or iPad for even faster access to your most-used shortcuts.

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