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In response to alleged security holes, Apple reveals details on how its diagnostic services access certain data on iOS devices.
Mountain Lion has an easy way to look up all available Bonjour services, if needed.
The diagnostics utility introduced in Lion gets new features and options in Mountain Lion.
Google's Chrome Connectivity Diagnostics app helps take the guessing game out of network troubleshooting.
While Wi-Fi dropouts in OS X are sometimes from misconfigured Wi-Fi adapters, they may also be from how the system is managing power to the Wi-Fi cards.
OS X contains a number of hidden utilities that are generally accessed via System Preferences, but which can also be launched and used independently.
Keep your location to yourself; block people in Phone, Messages, and FaceTime; give Safari trackers the boot; and see a link's URL before you follow it.
Looking to justify an iPhone purchase? Here's a handful of smart kitchen and laundry units with iOS-compatible apps.
Wi-Fi signal dropouts can be from computer and router configuration problems, but also from physical interference.
Readers ask about printer access resulting in crashes, and more.