There are several ways you can prove to a potential buyer that your iPhone is unlocked, including crude methods such as pulling out your SIM card and putting one from a different carrier inside. But an easier approach is to access carrier lock status information directly from the Settings app in order to quickly verify that an iPhone or cellular iPad is unlocked or not. Let's show you how.
If you spend time customizing the Dock on your Mac, it can be aggravating when something gets changed by someone else. You may let a guest or your child use your computer, and suddenly your Dock is positioned elsewhere, sized differently, or doesn't have the apps you pinned to it.
To prevent your Dock from being messed with by anyone, you can lock it down using Terminal. We’ll show you the commands you need to lock the Dock’s position, size, and contents to prevent unwanted changes. So if you’re ready, here’s how to lock the Dock on your Mac.