Matt Elliott/CNET Welcome to Mac Mondays! Each Monday, the team at CNET How To will go in-depth on ways you can improve your Mac. We’ll talk performance upgrades (for old and new models), hardware hacks, and workflow tips. This is where you’ll go to find out how to release your Mac’s potential and make the …

French telecommunications provider Iliad’s unlikely bid to acquire T-Mobile US came to an end on Monday. Iliad founder Xavier Niel. Stephen Shankland/CNET Iliad confirmed in a statement that it “put an end to its project of acquiring T-Mobile US” after the US carrier and its German parent, Deutsche Telekom, refused to entertain its latest offer. In July, Iliad offered $15 …

Screenshot by Rick Broida/CNET Knowledge is power, especially when it comes to your data plan. If you’re trying to get by on, say, 500MB or 1GB per month, you’ll want to know if you’re getting close to the limit so you don’t incur overage charges. If you have an unlimited plan, it probably throttles from high-speed to dial-up-modem speed after …

Dropbox is trying to appease users who lost files as a result of a glitch with its application. On Saturday, the cloud-based storage site announced it had “received several reports from users” who had problems with a specific feature called Selective Sync. This feature is supposed to let you select only the folders that you want synced to your computer. …

The iPhone 6 (left) and the 6 Plus. Apple Chinese consumers may have preordered as many as 20 million iPhone 6 units in just three short days. A report from Chinese website Tencent claims that Chinese mobile carriers and Chinese e-commerce site Jingdong Mall are responsible for 20 million preorders of the iPhone 6 and iPhone 6 Plus since preorders …

Republic Wireless Republic Wireless now supports short-code text messaging. About a year ago, the low-cost phone carrier scored a big “get” in the form of Motorola’s Moto X, which could be operated for as little as $5 per month. Just one problem: Although you could send and receive text messages to and from other phones, Republic’s Wi-Fi-oriented infrastructure didn’t allow …

AT&T’s intros new one-time Passport bundles for international travelers. Screenshot by Scott Webster/CNET AT&T on Monday announced new options for customers who expect to take their smartphones to with them to select international markets. The program, called Passport, includes three one-time purchase alternatives to the carrier’s recurring Global packages. Related Links AT&T picks up Moto G LTE for October 10 …

Xiaomi hopes to make itself a bigger name outside of China. Xiaomi Chinese smartphone maker Xiaomi hired a former Google executive to help manage its products team in India, as the 4-year-old company continues its ambitious plans to expand in Asia. The Beijing-based company named Jai Mani as a product manager. The hire was announced by Xiaomi’s global vice president, …

Now its T-Mobile’s turn to talk up its Sony flagship smartphone. The Xperia Z3 makes it way to T-Mobile on October 29. Andrew Hoyle/CNET The Bellevue, Wash.-based “Uncarrier” said on Monday that it would begin selling the Xperia Z3 on October 29. That’s six days after the release of the Xperia Z3v, a custom version of Sony’s flagship smartphone built …

jasonahoule When you notice something out of the ordinary with your body, what’s the first thing you do? Do you go to a doctor? Or do you jump on the internet to look up your symptoms on Google? If it’s the latter — and let’s be honest, it probably is — it seems as though the search giant wants to …

Now playing: Watch this: Track fitness and well-being with Health 2:31 I complete workouts in an app called 7 Minute Workout, but I also log activities in Argus. My steps get counted with my FitBit, and my heart rate gets tracked in Instant Heart Rate. My data is everywhere — well it was — until Health came along. Health, an …

Sarah Tew/CNET Launched in Australia last month, the much-anticipated Galaxy Note 4 from Samsung was due to go on sale on October 29, with pre-orders beginning on October 15. The Note Edge on the other hand was due to hit retail shelves on November 5. Samsung Australia has just issued a statement delaying the availability of both of the phones: …

The global rollout of Apple’s iPhone 6 and iPhone 6 Plus continues. The iPhone 6 and 6 Plus are packing their bags for new countries. Apple The Cupertino, Calif., company said Monday that its two newest smartphones will hit 36 more countries by the end of the month, for a total of 69 countries. The iPhones are on track to …

You’ll be able to store up to eight credit or debit cards to use with Apple Pay, according to the alleged training materials. James Martin/CNET Apple is prepping employees on how its Apple Pay payments system will work as it prepares for launch, according to leaked documents uncovered by 9to5Mac. Apple Pay is Apple’s first attempt into the world of …

Oculus’s cinema app could be one of the most compelling parts of virtual reality. Oculus Virtual reality can transport you to distant space to participate in an epic starship battle, or it can drop you in the ocean, with sharks swimming all around. But its biggest act yet may be showing you a plain old movie. For the past two …