How to Stream Music via AirPlay 2 on Your Old-school Airport Express

How to Stream Music via AirPlay 2 on Your Old-school Airport Express

Illustration: Brett Terpstra Apple may have officially discontinued the Airport Express network extender, along with the rest of its wifi hardware, but it released a big firmware update yesterday for the Airport Express. As long as you have a second-generation Airport Express (released in June of 2012), the update allows you to stream directly to…

How to Find All Hosts on Network with nmap

How to Find All Hosts on Network with nmap

Many advanced users often need to find and list all hosts on a network, often for IP discovery, connecting to a remote machine, or some other system administration or network admin purpose. One of the easiest ways to find all hosts and the host IP addresses on a network is by using the nmap command…

iPhone or iPad Says “Incorrect Password” Fails to Join Wi-Fi? Here’s the Fix

iPhone or iPad Says “Incorrect Password” Fails to Join Wi-Fi? Here’s the Fix

Some iPhone or iPad users may occasionally encounter a strange issue where they are attempting to join a familiar wi-fi network, but iOS throws up an “Incorrect password” error message, and the iPhone or iPad refuses to join the wireless network. Often users will see the “Incorrect password” wi-fi error despite they being certain the…

How to Use Cloudflare DNS on Mac OS for Speed & Privacy

How to Use Cloudflare DNS on Mac OS for Speed & Privacy

CloudFlare now has a consumer DNS service that is very fast and also centered around privacy. CloudFlare DNS says they won’t log IP addresses or sell your data, which in the modern era is perhaps more important than ever for users who value the vague concept of internet privacy. This article will show you how…

How Fix File Sharing in macOS High Sierra After Installing the Root Bug Security Update

How Fix File Sharing in macOS High Sierra After Installing the Root Bug Security Update

Some Mac users have discovered that file sharing capabilities, connections, and file sharing authentications are no longer working after installing the root bug Security Update for macOS High Sierra. While the Security Update 2017-001 patch is a critical update to install to prevent unauthorized access to any Mac running macOS High Sierra, breaking file sharing…

How to Tell if Mac is Using 802.11ac, 802.11n or Other Wi-Fi Protocol

How to Tell if Mac is Using 802.11ac, 802.11n or Other Wi-Fi Protocol

Most users connect a Mac to a wi-fi network and don’t think too much about which 802.11 wi-fi band protocol is in use, but many advanced users and network administrators do want to know which 802.11 wireless standard is in use. Typically someone would want to know which wi-fi PHY standard is in use to…