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62 votes

How to automatically login to captive portals on OS X?

Just found this Disable Captive Network Support in OS X Which mentions "To disable it, set this preference:" sudo defaults write /Library/Preferences/SystemConfiguration/com.apple.captive.control ...
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  • 1,257
52 votes
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If my Mac is connected to ethernet and WiFi, which will it use?

You can select the preferred connection in System Preferences -> Network. Then use the Gear-Icon and select "Set Service Order...". Your system will then prioritize the connection at the first ...
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49 votes

How to enable faster WiFi Roaming with Mac OS X & Airport base stations

You can change the system preferences for JoinMode and JoinModeFallback to be the following: JoinMode (String) Automatic Preferred Ranked Recent Strongest ...
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47 votes

How do you force a 5 GHz wifi connection?

In short: you can not force a frequency band in OS X 10.9 Mavericks. (On 10.5 you can...) You want to connect to the device using Basic service set identification (BSSID) instead of regular Service ...
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45 votes

How can I prevent an SSH session from hanging in OS X Terminal?

You can: Configure your system, system-wide, for all connections By editing: /etc/ssh/ssh_config And add the line: ServerAliveInterval 10 Or, per-server ~/.ssh/config Host keepsdroppingme.com ...
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42 votes
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MacBook Pro experiencing ping spikes to local router

I'm posting this reply on a few threads to make it easier to find. I chased the same issue and finally found the cause. Locationd. Open the console app and watch while you do a continuous ping. ...
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  • 536
42 votes

MacBook Pro experiencing ping spikes to local router

I've had exactly the same problem, it was troubling me quite a long time. It is especially annoying when working remotely over SSH or playing multiplayer games. Here is my long-term solution: ...
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  • 521
40 votes

How can I stop my MacBook Pro from automatically sleeping when I lock the screen?

Had the same problem in my Macbook(15") pro running 10.9.4. I wanted my Mac to be locked while I was away (so configured hot corners) but at the same time did not want it to sleep (irrespective of ...
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37 votes

How do I pair apple wireless keyboard with windows 10

After trying 15 times in vain, here is the method that worked for me (source) Go to "Add Bluetooth or other device" Find the wireless keyboard and click on it. When prompted for a pin, ...
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36 votes
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AirDrop: Bluetooth or Wi-Fi?

AirDrop uses Bluetooth to create a peer-to-peer Wi-Fi network between the devices. Each device creates a firewall around the connection and files are sent encrypted, which actually makes it safer ...
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  • 45.7k
36 votes

Force Sidecar to use usb connection

I struggled with the same problem and just now finally solved it. The issue was for me that I didn't earlier "Trusted my iPad" on my Mac, and "Trusted my Mac" on my iPad. Here's a ...
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  • 469
34 votes

How do you force a 5 GHz wifi connection?

This is a partial-temporary solution. Basically, if the frequencies are on different channel numbers then it is possible to "set" the particular wifi band (worked on OSX Mavericks). High-...
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  • 441
33 votes

Mac won’t display WiFi login box after upgrade to El Capitan

for me this trick always worked - even on the iphone! Browse directly to the log in screen: http://captive.apple.com/hotspot-detect.html
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33 votes
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Has the WiFi KRACK vulnerability been patched for iOS?

Updates released 31 October 2017 Apple has released updates that include a fix for the KRACK vulnerability for macOS, iOS, tvOS and watchOS. To get the updates: macOS High Sierra 10.13.1 and ...
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32 votes
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Bluetooth and WiFi interfering with one another since Yosemite

Bluetooth and IEEE 802.11/b/g/n (WIFI) use almost the same frequency bands: Bluetooth: 2.402 - 2.480 GHz (79 channels) WIFI 2.4 GHz (IEEE 802.11/b/g/n): 2.4 – 2.4835 GHz (11, 13 or 14 channels ...
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  • 64.1k
32 votes
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Turn Wifi off/on with a single key?

Thanks to budakpisang for this: In Terminal, run networksetup -listnetworkserviceorder | sed -n '/Wi-Fi/s|.*Device: \(.*\)).*|\1|p' to get your WiFi network device (usually it's en0 or en1, depending ...
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32 votes
Accepted

Get rid of "The Wi-Fi network ... could not be joined." message

Go to Spotlight (magnifying glass in top corner) / Finder > Activity Monitor Search for SystemUIServer in CPU tab using the search bar located at top right corner Force quit it
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  • 436
31 votes
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How to get OSX to pick the strongest wifi signal with identical SSIDs?

I know this thread is old, but I'd like to leave here what solved the problem for me. You need to check if you have the same security in both access points. For example, I had one access point secured ...
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  • 428
31 votes

Force Sidecar to use usb connection

For anyone stuck with the same problem, I figured out that I needed to Trust the ipad on my Mac by opening a Finder window, click the ipad on the left bar and finally "Trust" with the appropriate ...
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29 votes

MacOS 10.14 Mojave public beta public Wi-Fi problem

Found a solution! If you get a similar problem like this one: The solution is to visit the following URL directly from Safari: http://captive.apple.com/hotspot-detect.html You should be able to ...
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  • 649
27 votes

Wifi Keeps Dropping Macbook Pro 13in Retina Early 2015

I was having a similiar issue with 10.10.3 which was not corrected when I updated to 10.10.4. Many, many things were tried before I got it to stay connected to WiFi reliably, however deleting the ...
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25 votes

How to get Mac to give Ethernet connection priority?

According to Apple Support: Choose Apple menu > System Preferences, then click Network. Click the Action pop-up menu , then choose Set Service Order. Drag a service, such as Ethernet, to the top of ...
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  • 2,075
25 votes
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How do I get these Internet/Wi-Fi details to give to tech support and is it safe?

Yes, those details are safe to provide. They are measurements of the quality of your wireless signal, and they contain no personal information. You can view these and other details from the Wi-Fi ...
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  • 62.3k
24 votes
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How to disconnect from wifi on Mac OS X

Hold down the option key when you click on the WiFi menu. Then next to the currently active network there will be a "Disconnect from" option. I'm on Yosemite, and so I'm not sure whether this was ...
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24 votes

Mac won’t display WiFi login box after upgrade to El Capitan

I resolved this issue by removing my custom DNS entries. I prefer to use Google Public DNS and this was disrupting the login screen. I discovered the issue by running the Network Diagnostics app ...
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23 votes

How to find the currently connected network service from the command line?

Put it all together, I wrote a script to accomplish this task: #!/bin/bash while read -r line; do sname=$(echo "$line" | awk -F "(, )|(: )|[)]" '{print $2}') sdev=$(echo &...
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  • 341
23 votes
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Mac Wifi Slow, Fine on Other Devices

After speaking to a friend I established that this problem is potentially due to the macOS Sierra update. I followed the first step in this link - removing existing Wi-Fi preferences. Which seems to ...
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  • 561
23 votes
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How does a Mac choose between Wi-Fi and Ethernet to work with?

It's possible to set network access interface priority order. Go to System Preferences → Network, click on the lock icon to unlock the preference pane. Now click on the gear icon shown towards the ...
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  • 46.3k
22 votes

How do you force a 5 GHz wifi connection?

For 10.11.x, because the options for controlling the Broadcom driver are limited, you will want to first disable roaming, sudo defaults write /Library/Preferences/com.apple.airport.opproam disabled -...
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