Back in the days of the original iPhone, Apple printed each device's serial number right on the back of the iPhone. This is no longer the case, but every once in a while iPhone owners still need their serial number. Checking for warranty coverage or scheduling a repair typically requires entering this information, as each iPhone has its own unique number.

iPhone and iPad owners who download and install iOS 13 will notice that the App Store has received a minor tweak. You can now access your Apple account by tapping your icon photo in the top right hand corner of the App Store. From here, you can manage your account, redeem gift cards, get recommendations and update your apps. You can also now delete apps from the Available Updates section.

Keeping the carrier settings file on your iPhone up to date ensures the best wireless performance on your carrier's cellular network. Typically, the carrier will push updates to subscribers' devices automatically. Then iOS will ask if you'd like to install these new carrier settings with a prompt.

Amazon's annual Prime Day event, which has become a veritable summertime Black Friday, kicked off today with an enormous number of deals on items throughout Amazon's expansive product catalog. Many bloggers and retail analysts have even made the claim that Amazon's Prime Day deals are better than those shoppers can find during the holiday season Black Friday and Cyber Monday events.