From the “View” menu, you can select which processes you want to see–just your user account’s processes or every running process on the system. You can view information about their CPU, memory, energy, disk, or network usage - click a tab at the top of the window to choose which. This window displays a list of your running applications and other processes. Alternatively, open the Applications folder in the Finder, double-click the “Utilities” folder, and double-click “Activity Monitor.” To access it, press Command+Space to open Spotlight search, type “Activity monitor,” and press Enter. To use those other features, you’ll need the Activity Monitor. RELATED: How to Troubleshoot Your Mac With Activity Monitor However, it doesn’t allow you to see how much CPU or memory different applications are using, get an overview of your system’s overall resource usage, or other statistics like the Task Manager on Windows 10 and Windows 11 does. But you don’t need any special software to sniff packets and save them to a file on your Mac.The Force Quit dialog takes care of closing misbehaving or frozen applications. wcap file with a tool like Wireshark, as there’s no tool built into Mac OS X to analyze its contents easily. Now, when you click Cancel on that pop-up it shouldn't reappear. Select the offending Wi-Fi network from the list, and click the minus button to remove it. Select the Wi-Fi tab and you will see the list of Preferred Networks. It’ll capture the packets for as long as you want to monitor them and save a log of the captured packets to a. Go to System Preferences > Network > Advanced. The Sniffer utility allows you to “sniff” the Wi-Fi signal in the air, capturing nearby packets and logging them. RELATED: How to Use Wireshark to Capture, Filter and Inspect Packets This can help you find wireless dead zones - or just places with poor signal strength. This includes its transmit rate, signal-to-noise ratio over time (“quality”), and signal (“RSSI”) and noise measurements over time.Īssuming you have a Mac laptop, you can walk around with it to see how the signal strength and noise vary between different locations. The Performance window shows you information about the Wi-Fi signal your Mac is receiving. Change the Wi-Fi channel on your router to get a faster, more reliable wireless signal. More usefully, it’ll inform you which Wi-Fi channels would be the best ones for your router. You can see a list of nearby Wi-Fi networks along with their security, protocol, and signal details. The Scan toll will scan for nearby Wi-Fi networks and display a list of. Be sure to disable background-logging after you’re done using it if you actually need to enable this logging-feature. This is useful if you need to monitor something, but you shouldn’t leave logging enabled all the time - it’s unnecessary and a waste of resources. You can then close the Wireless Diagnostics tool and your Mac will continue collecting logs in the background. The Logs utility allows you to enable automatic background-logging of various network-related things, including Wi-Fi, 802.1X, DHCP, DNS, Open Directory, and Sharing. You can also just hold down the Option key and click the Wi-Fi icon on your menu bar to view much of this information without opening the Wireless Diagnostics tool. This is where you can find details like your IP address, MAC address, and other network information. The Info tool shows a variety of details about your network connection, Wi-Fi interface, and even Bluetooth status.
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