![]() ![]() RELATED: How to Boot Your Computer From a Disc or USB Drive Be sure you’ve backed up any important files on the drive first. ![]() Warning: Writing the MemTest86 image to a USB drive will erase its contents. Just run the EXE file included with the download and provide a spare USB drive to create a bootable USB drive. MemTest86 provides a USB image you can copy to a USB drive. However, we’ve used MemTest86 for a long time.īoth of these are bootable, self-contained tools. If you’re looking for another option, you could also try the free and open-source MemTest86+. RELATED: How to Enable or Disable Memory Compression in Windows 11 You don’t need to pay for anything. MemTest86 is signed by Microsoft, so it will work even on systems with Secure Boot enabled. It performs a wider variety of tests and may find issues that the included Windows test won’t. The latest releases of this tool offer a paid version with more features, although the free version should do everything you need. But you don’t need any special software to sniff packets and save them to a file on your Mac.If you’re looking for a more powerful testing tool, you can download and use MemTest86. wcap file with a tool like Wireshark, as there’s no tool built into Mac OS X to analyze its contents easily. It’ll capture the packets for as long as you want to monitor them and save a log of the captured packets to a. 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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