Have you ever gotten an emergency alert on your iPhone, telling you about an abducted child or public safety emergency? That’s the Wireless Emergency Alerts (WEA) system, at least in the United States, although some other countries have similar systems. The WEA system enables authorized national, state, and local government authorities to send alerts about […]

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Macs haven’t had removable storage for years, so when you want to move files between computers, you can use USB flash drives, email, Messages, AirDrop, or local file sharing. Those techniques are fine, but for a more efficient, effective, and elegant solution, try a cloud-based file sharing service. These services use special software to integrate […]

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If you’re running macOS 10.13.4 High Sierra or macOS 10.14 Mojave, you may have seen a dialog that says an app isn’t optimized for your Mac. The message differs slightly between High Sierra and Mojave, with the High Sierra version telling you the developer needs to update the app to improve compatibility whereas Mojave saying […]

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