Summary of AirDrop, network file sharing, target disk mode, and sneakernet, explaining how to use each and what they’re best at.
networking
AirDrop is quick, convenient and as slow as you’ll get. Ethernet all too often runs at only 1 Gb/s. Here are the fastest solutions involving M1 models.
If you want to check out your Mac’s Wi-Fi connection, Wireless Diagnostics is ideal. It’ll show you signal dropouts and give its opinion.
Backing up using Time Machine over Gigabit Ethernet to another Mac providing shared backup storage in Monterey 12.1 delivered good performance of 35-43 MB/s.
Tackles decisions and problems, including whether to use APFS in the backup sparsebundle, AFP or SMB, and configuration.
How can it take over 5 hours to back up 79 GB of files to a network share? That’s an average transfer rate of 4 MB/s, probably slower than your Internet connection.
There’s no shortage of entries, but are they the ones you need, and do they contain the information that’s important? How to change that.
The list of apps in my Files and Folders list grows steadily as they need to access my external SSD. And there’s nothing I can do about that.
Extensive listing of places to find key information such as your User UUID/GUID, Ethernet MAC, model identifier, and much more.
Using Lookup, Ping, and Traceroute to work out why you can’t connect to a website. Is your ISP blocking it, perhaps?
The Eclectic Light Company 