If your iPhone is one of the ones listed, you need to make sure you’re on the latest iOS software as soon as you can.

Some of these directions apply to all iPhones, but some are only relevant to specific iOS versions. These differences are pointed out below. The most common way to ...

Forbes contributors publish independent expert analyses and insights. Zak Doffman writes about security, surveillance and privacy. Apple told users two iPhone vulnerabilities “may have been exploited ...