How to Limit Windows 10’s Data Usage While Tethering

Tethering allows you to get online with your smartphone’s data connection, but you likely have a limited amount of data, and Windows 10 PCs can be very data hungry. You probably won’t want Windows 10 automatically downloading big updates and syncing large amounts of data until you get back to a normal Internet connection. Here’s how to limit that activity when you’re tethering.

How to Show Emergency Medical Information on Your iPhone

There’s a good chance you’ll have your phone with you in a medical emergency. That’s why Apple allows you to set a Medical ID that shows your medical conditions, drug allergies, emergency contacts, and organ donor status that anyone can see without unlocking your phone.

Why You Shouldn’t Turn Off Virtual Memory on Your Mac

Your Mac comes with a set amount of physical memory applications can use. Your running programs, open files, and other data your Mac is actively working with are stored in this physical memory. But that’s a simplification—applications can also use “virtual memory”, which your Mac can compress and temporarily store on disk.

How to Find Someone’s Phone Number Online

Finding someone’s phone number online is tricky. Cell phone numbers are private—there’s no public directory of cell phone numbers to replace those old paper phone books. However, there are a few ways you can find someone’s phone number (and business phone numbers are still easy to find).