Handy Roundups

How To: This Is What Happens to Your iPhone Every Time You Turn On Low Power Mode

When you enable Low Power Mode on your iPhone, it's not always clear what measures it's taking to reduce battery drain and conserve power. Changes to energy-hungry features you use daily may be immediately noticeable, but some things you use frequently may be disabled or reduced without any apparent indicators.

How To: Tell When Someone Opens the Emails You Send Them (Using Hidden Trackers or Read Receipt Requests)

You may not always want to, but there will probably be a time when you'll want to know if an email you send — like a job application or a support request — is opened by the recipient. It's actually easy to implement, and you may be using an email client on your device right now that supports email tracking.

How To: These Auto-Redial Apps Can Call Busy Phone Lines Over and Over Again Until You Get Through

Some phone lines make it nearly impossible to get past the busy tone, whether it's a viral call-in giveaway, your state's unemployment office, your local post office during the holidays, or the repair office for a broken warrantied product you have. Thankfully, there are apps you can use to help break through the noise.

How To: 22 Things Your iPhone's Volume Buttons Can Do Besides Volume Adjustments

The volume buttons on the side of your iPhone are for more than just adjusting volume levels for media, ringers, alerts, Siri, and other sounds and voices. You can use them to perform different actions inside certain apps and even create custom actions using the Shortcuts app. It's not exactly button mapping, but it's as close as you'll get without jailbreaking iOS.

How To: These Hidden Gestures Can Instantly Undelete Emails for You on Your iPhone or iPad

It's easy to start panicking when you delete an important email, but it's even easier to undo the mistake on your iPhone or iPad. You can retrieve an accidentally deleted email instantly on iOS and iPadOS with the help of a hidden gesture, and you'll be much more efficient with the Mail app once you learn how to use it.

How To: Remember These Popular App Store Games? They're Still Alive to Play Today

The App Store has been around for almost 14 years now, and during that time, we must have seen over a million games come and go and stay and expand. But only a tiny fraction of those games have become blockbuster sensations because of the mighty App Store's reach on iPhone and iPad, and many of the first big hits are still alive today for you to relive the good ol' days of mobile gaming.

How To: 15 Important Features and Changes in the iOS 15.5 and iPadOS 15.5 Updates

Apple's latest iPhone and iPad software, iOS 15.5 and iPadOS 15.5, became available on May 16, so you can download and install it right now if you haven't already. While there aren't as many new features as iOS 15.4 and iPadOS 15.4 had, there are a few big ones in the U.S. you'll want to know beyond Apple's minuscule "About this Update" information in the "Software Update" menu.

How To: 11 Ways to Show the Battery Percentage Indicator on Your iPhone

When you look at your status bar on your iPhone, you'll almost always see the battery icon, which gives you an estimate of how much battery life you have left before you need to charge the device. What you won't always see is the exact battery percentage, but there are multiple ways to force it out of hiding.

How To: Find the Version Number for Any App on Your iPhone or iPad — Even Stock Apple Apps

From time to time, you may need to locate the version and build number for a particular app on your iPhone or iPad, but it's not at all obvious where you can find the information. Well, there's more than one place to look on iOS 15 and iPadOS 15, but none are perfect solutions. Knowing each method will ensure you can always find any app's real version number.