On all other iPhone models, you go to "Battery" in the Settings app and toggle on "Battery Percentage" in order to see the exact amount of power left in the status bar. On the iPhone X, XS, XS Max, and XR, however, that option no longer exists since there's not enough room up ...more
If you're in the market for a non-root ad-blocker, developer Julian Klode has an app that you'll definitely want to check out. It uses Android's VPN system in a similar manner to alternative apps like NetGuard and AdGuard, but it's got a new twist that should save lots of batt ...more
There are plenty of jokes out there about the battery indicator on iPhones. Some people complain about their iPhones dying randomly at 11%, while others see hours of use at the 1% mark. Despite its inconsistencies, that battery percentage is a useful tell for how desperate you ...more
When it comes to squeezing as much battery life as possible out of our smartphones, most people aim for software solutions, or ones that can otherwise be easily managed right from the touchscreen. Managing Wi-Fi and data connections, fine-tuning screen brightness, and install ...more
Samsung makes some wonderful phones, but one thing I've noticed is that battery life can start to degrade over time, causing the phone to die a lot faster than it used to. If you've been experiencing this issue, and have asked yourself, "Why does my Galaxy S5 die so fast?" the ...more
There's a lot of conflicting information out there when it comes to the best habits for charging a smartphone's battery, so let's clear some of that up right off the bat. Lithium ion batteries (the type used in most modern electronics) start to lose their ability to hold a cha ...more
The new iOS 11 was just released by Apple, and you can install it right now. Overall, it's got some great features, but how does it fare battery-wise on your iPhone? And how can you increase daily battery life for more juice and less charging every day? No matter the iOS vers ...more
When the 6.1 version of iOS was released back in February, complaints of severe battery drainage for iPhone, iPad, and iPod touch users exploded onto every Apple-related forum on the Internet. Everyone was either losing a percentage every three or so minutes, or their battery ...more
The Jelly Bean update brought a lot of cool features to the Samsung Galaxy S3, but one nasty bug remained. Something was causing "Android System" usage to be consistently high. Of course, the percentage of this process that is used is dependent on what you're doing at any give ...more
The iPhone has a feature that lets you see how much juice is left in your Bluetooth headphones, but most Android phones are lacking this ability. Thankfully, there's a simple app that'll close this gap in functionality. To be clear, some custom ROMs and manufacturer-skinned v ...more
Check out this how-to video to start a fire using an AA battery and a staple. You can do this while listening to the classical guitar piece, "Malaguena" if you feel like it. It could save your life! With your battery: start by cutting the plastic away from the negative termina ...more
Now that iOS 7 has rolled out to the general public, with an overwhelming fit of mass hysteria, it's only custom for people to start bitching about battery drain—and I don't blame them. I was experiencing some rapid battery drain after first updating my iPhone 5, as well. Not ...more
The battery in the Samsung Galaxy S4 may pack 500 more milliamps per hour than the old S3 battery, but that doesn't necessarily mean more battery life. High-powered devices need lots of juice, and the S4 is definitely more powerful than its predecessor. The new battery can han ...more
When it comes to smartphones, the biggest complaint voiced by most users is battery life. Sure, it's unrealistic to expect your Android device to run for weeks without a recharge, but many folks struggle to even make it through the day without having to top off their battery. ...more
Whether you have or are getting an iPhone 12, 12 mini, 12 Pro, or 12 Pro Max, the default way to check the current battery life is via the tiny battery icon in the top right of the status bar. But that does not accurately depict how much juice is left, not as a specific percen ...more
In the past, most mechanics ended up having to replace the speedometer head when a vehicle came in with a broken speedometer. Nowadays, there's a possible reset procedure that can be used, and it can be done by most car owners right at home. A common problem for this malfunct ...more
Want AAA batteries for cheap? Learn how to hack a 9-volt battery with this money-saving video tutorial from Make Magazine's Kip Kay. All you'll need to replicate this hack at home is a pair of needle-nosed pliers and one or more Energizer 9-volt batteries. For instructions on ...more
I don't know about you, but nothing is more annoying than when my phone hits 15% and I'm nowhere near a charger. Not just because I know my phone will die soon, but until I reach a charger, I have to deal with the annoying low battery notification and LED light. Well, with And ...more
There are so many things to love about the Nexus 5, from timely updates to newer versions of Android to a terrific blend of price and specs. But while mobile phone tech keeps churning along, battery technology isn't quite up to snuff yet, and I find myself wishing that my phon ...more
When a big company (Google) concentrates on big things (Auto, TV, Wear), some of the smaller aspects of their design can be overlooked. Just as we saw in Android KitKat, battery percentage information is absent from the status bar. While we were able to enable a hidden setting ...more
When ringtones and vibration alerts miss the mark and fail to grab your attention, causing you to miss an important call or text, LED flash alerts are a great backup plan. While we already showed how to activate this on Samsung devices, the apps shown below make this feature e ...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
The new iPhone 6 and 6 Plus are supposed to last a lot longer in your pocket with improved battery life, but that doesn't mean that iOS 8 will be that friendly on your older iPhone model. All of those awesome new features could be killing your battery, but with some simple twe ...more
Good battery life is one of the most important things any phone or tablet should have, but iOS 7 isn't always that great at handling power consumption. That leads to tunnel vision on the status bar's battery meter. After all, you don't want to be stranded in the middle of nowh ...more
Is your laptop not holding a charge anymore? Don't buy a new one, hack the old one! Laptop batteries can cost upwards of a hundred dollars, but with new lithium batteries and some soldering tools, the new one works just as well. Watch this video computer circuitry tutorial and ...more
Much like the built-in screen recording tool on Android 4.4 KitKat, hidden features like the new battery Status bar icon must be manually unlocked on your Nexus 7 tablet. This is both exciting and annoying. On one side, I love figuring out how do these things, but on the othe ...more
The battery icon in your iPhone's status bar gives you a visual idea of how much power is left, and there's a battery percentage option you can switch to or view in the Control Center, depending on your model. But what you may not know is that there's a way to view the battery ...more
With Sprint already rolling out their Jelly Bean updates to Samsung Galaxy S III owners here in the United States, international users have already had a chance to check out Android's newest OS on their S3, but all is not gravy. It seems that folks have been noticing an incre ...more
After Apple's recent fiasco, it's now common knowledge that smartphone batteries degrade over time. But aside from causing terrible battery life, a degraded battery can also trick your phone's software into thinking the device has more juice left than it actually does. I'll e ...more
With iOS 6 coming out yesterday, there were bound to be plenty of glitches. iPhone users filled Apple's forums with complaints, with battery drainage issues leading the way. Many users complained of rapidly increasing battery drainage after updating to iOS 6, specifically with ...more
Screen mirroring was a long-awaited feature for the Chromecast, now available for select devices (and even more with root). While great news for those who couldn't wait to play games, watch movies, and browse pictures on a big screen, it did mean that you had to keep your devi ...more
I was in college, and my 15-inch Sony Vaio laptop was my prized possession. It was my first PC and probably the most important thing I brought with me to my dorm — it was both how I completed my assignments and my primary source of entertainment. How could it turn its back on ...more
Out of all the myths about the iPhone's battery, one that's very true is that charging your phone overnight is bad news. Keeping the charge level at 100% puts the battery under strain, which can permanently damage it. Apple took steps to address the issue in iOS 13, where your ...more
HTC claims to have improved the One M8's battery life by 40% over its predecessor, but there is always room for improvement. Our phones are pretty much glued to the front of our faces, whether we're drafting important emails or killing time on YouTube, and a rapidly draining ...more
There's a 2800mAh battery powering the Samsung Galaxy S5, but even it's no match for the constant day-to-day torture you put it through. Taking photos, watching videos, and playing games can make your fully charged S5 powerless in no time. While there are some features built- ...more
Performance boosters generally get a bad rap, but that doesn't mean they should all be dismissed—particularly when they're as well thought out as the latest work from developer Danijel Markov. After recognizing a few inefficiencies in the way Android handles memory management ...more
Everyone loves sharing pictures and quick video clips with Snapchat, but while the service itself is tons of fun, the Android app is one of the worst on the market. For one, Snapchat takes terrible photos even on high-end Android phones. And to make matters worse, the app is a ...more
By now, everybody knows that overcharging a battery will reduce its overall life span. This is why many smartphone manufacturers recommend that you charge your device to 100%, then unplug it immediately. Some even go so far as to automatically stop charging when the device is ...more
If your iPad's battery is malfunctioning or not performing properly for any reason, check out this clip. In this tutorial, you will learn how to very carefully disassemble and remove the battery from the back of your device so that you can replace it with a new one. Perform su ...more
Like most Android devices, the Nexus 7 suffers from its fair share of battery gripes. Nobody wants to see that dreaded "connect charger" warning pop up on their screen. NOBODY. Yet it probably happens to you every day nonetheless. What can you do about it besides charge, charg ...more
While the iPhone 4G claims to have vastly improved battery life, some are still not impressed. If you are not convinced of your battery's longevity and wish to replace it, check out this clip. Apple won't do this for you and a repair shop will be pricey, but if you follow thes ...more
Android uses a set of permissions that apps can request to perform certain actions, and you're notified of these permissions each time you install an app. The problem here is the fact that you aren't given any built-in way to deny apps these permissions (although Danny just sh ...more
Paper clips and any kind of power adapter that gives 5 volts will do the job for charging your phone battery. Video: . Make sure you subscribe to my YouTube channel for more awesome videos from the macobt projects!
So, you've gotten (or are getting) a shiny new iPhone 8 or 8 Plus. Congratulations! It's got great new features including the new A11 Bionic chip, wireless and fast charging, and portrait lighting. And let's not forget a much better battery ... right? Wrong. The iPhone 8 mode ...more
With portable devices being a necessity in modern everyday life, they may be subject to overuse, improper charging, or normal wear and tear. For those people who carry around their smartphone or iPod with them all of the time, how many times have you been out and about just to ...more
Using only vinegar and a few simple materials, it is possible to construct a working battery. This science video tutorial explains how to construct and use a battery like this to power a calculator. A good science project as part of an introductory electricity course. This pro ...more
While there are many ways to see the exact battery life left on your iPhone, you can take all the work out of it by making your iPhone verbally tell you the current percentage every time you start or stop charging it. Best of all, this trick works whether you use wired or wire ...more
In this video Mr.G puts a new spin on magnets and bare copper wire with just a simple battery. Motion via magic? Not quite, but pretty darn close! Join Mr. G, and build your own motor with its own unique new spin. This is a fun, easy, do it at home experiment.
Android Lollipop has an awesome feature called "Battery saver" mode that reduces power consumption through various tweaks in order to squeeze in an extra hour or two of standby time when your battery is running low. It does this by disabling background processes as well as loc ...more
The new OnePlus One packs a 3,100 mAh battery that promises to last all day and night. While that will work for most, some of us don't quite know how to put our phone down and save some juice. If you're looking to help your battery out and possibly squeeze an extra hour or tw ...more
Update (March 18, 2014): Skype has issued an update to their Android app, and among other things, has "fixed" the runaway camera process issue by creating a workaround...and that's about all we know. No details were provided, but with the considerable uproar over the bug, let ...more
Samsung's Galaxy S9 is officially on sale, so we ran through its best software features and even took a look at a few hidden things you might not know about. A new phone is always exciting, but there are a few annoying issues with any device. One such issue is the new persiste ...more
Apple has been in hot water ever since the news that the company slows down iPhones with older batteries. The iPhone maker is now in damage control, offering customers a large, $50 discount on battery replacements. The question for you, though, is does your iPhone need a batte ...more
It's no secret that Google is all about AI. In their eyes, machine learning is the future of software development, and you can see evidence of this all over the last couple Android updates. They've used it to power all sorts of features in their Pixel phones, and they've even ...more
Greenify is a terrific app that allows you to put battery-hogging apps into "hibernation." Effectively closing the problematic apps and preventing them from running until you explicitly launch one of them, hibernation is a great way to save battery life while you're not using ...more
Newer smartphones are more power hungry than ever before, and the Samsung Galaxy Note 2 has a mighty appetite for amps that only Jenny Craig could possibly curb. On average, your Note 2 (or other Android device) lasts for what, a day, maybe two days before dying. Mine barely l ...more
Keeping track of your phone's battery life can quickly become a chore. Since no one wants to get stuck without a charge, we constantly find ourselves checking to see exactly what percentage remains. But developer Chris Kröger has an app that will make this task a bit less ted ...more
Several Samsung phones have a feature that turns the screen black and white when the battery is getting low. This takes advantage of the AMOLED display in these devices, because unlike red, green, and blue pixels, no battery power is used to display black pixels on this type o ...more
Following on from Edison's first lightblub moment back in 1879, the OU's Stephen Serjeant experiments with an alternative power source - the humble potato. Create a potato batter with a couple of screws and a light bulb.
Learn how to build your very own motor, but not just one motor, three motors. These motors you will learn to make a very simple, and the materials needed are minimum. Just watch to see how to make simple homemade battery-driven motors. For the first motor, you'll need a batte ...more