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Libby is a service that connects users to their local library systems, giving them access to an enormous catalog of digital content, including e-books, audiobooks, and magazines—for free. If you're a reader (or listener), you'll want to take advantage of these Libby tips and tricks for borrowing, organizing, and maximizing your loans. Add multiple library cards to see availability across other systemsYou're not limited to one library system on Libby. The platform allows you to connect to multiple libraries, so you can take advantage of larger catalogs in case one library has more titles or a shorter wait times for books you want to read. You still have to be eligible for a library card at every library you connect to, but you could add your city library, your county library, and a school l...

We may earn a commission from links on this page. Deal pricing and availability subject to change after time of publication. The Linksys RE7000 Range Booster is designed to fill weak-signal gaps without changing your existing router, and it's currently on sale for just $27.99 as an open-box unit on StackSocial. Open box usually means the packaging has been handled or returned, but the unit itself has been checked and works like new. This model plugs straight into a wall outlet and keeps the top socket usable, so it doesn’t block access in tight spaces. In a typical home, Linksys claims coverage up to 2,500 square feet, though real-world results depend on walls and layout.Setup is simple: You press the WPS button to sync it with your router and use a phone ...

Every year, Apple claims its newly launched iPhones have the best cameras ever, and those improvements usually revolve around improved sensors, lenses, and software updates. This year, though, there's an unusual camera upgrade that's going to make a massive difference to your photos and videos: The iPhone 18 Pro and the iPhone 18 Pro Max have a variable-aperture lens, a feature unavailable on the much more expensive iPhone Duo. Variable aperture gives you far greater control over lighting in your iPhone photos.What does "camera aperture" mean?A camera's aperture lets you control how much light reaches the lens. For a brighter photo, you want to let in more light; for a darker one, you'd ideally let in less. This system is similar to the pupils of your eyes, which constrict when the light i...

Daniel Oropeza Daniel Oropeza Shopping Editor Experience Daniel is Lifehacker's Shopping Editor covering tech deals and reviewing TVs, headphones, speakers, and projectors. He earned his master’s in journalism from Columbia University and has reported for the Miami Herald. He lives in Atlanta. Read Full Bio ...