Questions tagged [wifi]

Wireless local area networking, also known as "Wireless Internet"; stands for "WIreless FIdelity"

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101 views

Strong inteference from mini DisplayPort

I have a 2015 Macbook Pro 15", and when I connect the mini DisplayPort to my external monitor, the WiFi speed drops significantly (from > 100 Mbps to < 10 Mbps). I noticed that the WiFi noise level ...
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0answers
212 views

AirPlay 2 from guest network

I have two networks at home - my regular one and a guest network. My router is a Synology RT2600ac. I also have a Sonos One at home, connected to my main network. Everything is working peachy from ...
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How to get Mediatek MT7601u working on 10.13.6?

My 2011 MacBook pro has a broken WiFi card so I have been using USB dongles instead. My previous one stopped working so I have been trying to get a Mediatek MT 7601u working. This MacBook Pro is ...
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1answer
2k views

Bootcamp Bluetooth mouse lagging when WiFi is enabled

The problem is very simple but the solution seems not so. I'm trying to work with my Bluetooth mouse in Bootcamp, but when WiFi is enabled, the Bluetooth mouse is lagging. I have read these and I ...
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1answer
906 views

MacBook keeps losing internet, while Wi-Fi is connected (Bluetooth, 5Ghz)

I have a problem which I've faced for about 3 years and it's driving me crazy! My Wi-Fi is connected and has very good signal but after a few minutes (sometimes few hours, hard to say) I have no ...
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1answer
38 views

How can I add a WiFi network ahead of time?

I have an SSID and WPA2 credentials. How can I tell them to iOS? I've tried: In Settings → Wi-Fi → Other, enter the SSID and WPA2 credentials. Expected: some kind of Save button Actual: I only ...
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126 views

Use Time Capsule as shared disk over ethernet

I have been trying to set up my Time Capsule as a disk over ethernet for two days now, following various instructions on the internet, most of which seem to be too old. I get lost in the WAN/LAN ...
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218 views

MacBook Pro unable to turn WiFi on

Macbook Pro Mid 2012. The problem was there before upgrade, but recently upgraded to Mojave ( thought it might fix it ) I suspect a bad WiFi card, but the symptoms are very strange, and does not ...
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2answers
167 views

When did this option in the WiFi network selection appear?

I don't recall seeing this option before in the WiFi network selection. Is it configurable? OS X version 10.13.4
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18 views

Devices in WiFi [duplicate]

In WiFi, I noticed that besides the heading ‘choose a network:’ I have also encountered a heading that says ‘devices’. What does this mean? In the other question, it says this is achieved by creating ...
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179 views

Connect Bluetooth keyboard to Mac from log in

Somehow, my wireless keyboard disconnected from my computer. Now, when I try to log in, I can’t because my keyboard isn’t connected. I replaced batteries, held down button and restarted my computer ...
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236 views

Mojave Wi-Fi app using 2GB of memory [duplicate]

What is the application Wi-Fi, and why is it gobbling 2GB of memory? Running latest version of macOS Mojave 10.14.1 on a 2018 MacBook 15" with 16GB of memory total.
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1answer
76 views

iPhone seems to be caching passwords or credentials, how to remove them?

My IT department is suspecting that my iPhone is caching some passwords or some other credentials to our work network that causes account lock downs for my work PC (the IT system receives invalid ...
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1answer
684 views

Keep WiFi alive when on battery and lid closed?

We're using a VPN to access certain parts of internal infrastructure from the office; the VPN uses 2FA, so saving credentials and bringing it up with the network when the machine wakes up is not an ...
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1answer
44 views

Wireless sync of iPhone to wired mac

Home network set up: Incoming line from the world goes to an Internet switch with local Wi-Fi. One of the switch lines runs to a second switch at the other end of the house. Most of our devices have ...
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217 views

Mojave Install Problem - no WiFi hdware installed

Twice I have tried to upgrade to Mojave. After the install the MacBook Pro is very slow and I get the message that no WiFi hardware installed. Anyone have this problem?
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WiFi connectivity problem on iPhone6s

I don't really know that is this forum is best for asking this question but if there is any other place to ask this question Please let me know. We have an issue at home where the iPhone not connect ...
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1answer
115 views

Does a normal iTunes backup instead of the iCloud one save the wifi passwords?

In case I restore my phone or change for a brand new.
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3answers
588 views

Can AppleScript or any other script measure a Macbook's wifi signal strength?

At my home I have two separate routers due to poor signals when being in one location opposed to another. When I work on my Macbook from different locations I find it annoying when I have to switch ...
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3answers
495 views

Wi-Fi slow on iPhone, fast on computer or tablet

At our home, we pay for 20 Mbps Internet connection to operator. On computers and tablets we get full speed via Wi-Fi, while on iPhone 7 and iPhone XR we gat max 2.7 Mbps. We live in apartment with ...
3
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1answer
421 views

How is my 2nd Airport Extreme Connecting To My 1st Airport Extreme?

I have 2 5th Gen Airport Extreme's and a 4th Gen Time Capsule. The 1st is connected directly to the modem. It is set to emit 2.4GHz, and a 5GHz connection. I have an ethernet cable running from the ...
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1answer
54 views

airport -s -x returns truncated output

I am the author of wifi-wand, a Ruby command line utility that can be used as a simple way to manage the Mac's WiFi (https://github.com/keithrbennett/wifiwand) without having to learn all the ...
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62 views

Attaching a HDMI screen to my Macbook interferes with Network access

I have a Macbook Pro and an USB-C Adapter where I can attach a HDMI screen. Without a screen attached: on the iPad remote I press the Play button turns green Once I press the Stop button the Play ...
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4answers
4k views

MacOS Mojave 10.14.1 Captive Wi-Fi Problem

This is the same/similar to this one, but I'm running the final version of 10.14.1. I can make the problem go away if I remove the following files from /Library/Preferences/SystemConfiguration/: com....
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1answer
5k views

If my Mac is connected to ethernet and WiFi, which will it use?

As per title. I have ethernet issues at home and if I just turn WiFi on my MacMini, will this take over or will it default to ethernet unless I pull the cable out?
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2k views

why is wifi using a lot of RAM? [closed]

I recently updated to macOS Mojave, after update sometimes my wifi is using more than GB of RAM (seen in a process named "Wi-Fi" in "Activity Monitor.app"). Now I want to know why it is consuming so ...
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0answers
19 views

LTE iPad needs to be connected to WiFi to choose data plan

I have an iPad with Apples eSIM. However, every time I want to choose a data plan, it: constantly tries to connect to the previous plan and fails. Every 5 seconds I am getting a message with "no ...
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2answers
2k views

Wi-Fi taking up lot of memory

Since the last major upgrade to macOS Mojave, I have the Wi-Fi process taking up a lot of memory and in an exponentially way. Time to time I need to force quit it in Activity Monitor because it takes ...
2
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0answers
632 views

iPhone shows Personal Hotspot icon as off but it still has users connected

The iphone 7 on our account turns hotspot off when out of range of wifi but still showing users connected. In fact the users are connected but hot spot icon is off. Huge amounts of Data used. My Wife ...
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1answer
251 views

Brother MFC-J6720DW “not connected” to MacBook Pro

Yesterday I suddenly found that I could not print to my Brother MFC-J6720DW from my MacBook Pro (running Mac OS 10.12.6), nor could I use the scanning function. The other Mac on the Wi-Fi network ...
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1answer
344 views

Mojave - Some Apps Lose Internet Connectivity

Scenario I recently installed Mojave and I've noticed that after an undetermined amount of time that many apps complain of not having a connection to the internet eg Mac Mail and Spotify. Meanwhile ...
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1answer
38 views

Monitor your Wi-Fi connection not found on High Sierra

Your Mac can monitor your Wi-Fi connection for intermittent issues, such as dropped connections. Well I know that and used it before, but can not find it on High Sierra. The output looked like this ...
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24 views

MacBookPro A1278 WiFi refuses to turn back on after working for 10 min after restart

I recently repaired this laptop from dead state (water damage) and it works fine now, except for the WiFi, which has intermittent problems. When I restart the Mac the WiFi works fine -- it connects ...
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21 views

How to force a client-side roam from one AP to another AP (same SSID) on Mac OS X High Sierra (10.13)?

Is there a way I can force a client-side roam from one AP to another AP on a Mac OS X High Sierra (10.13) workstation provided that both APs are within acceptable range? I just want to see if there's ...
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0answers
39 views

What is password recoverable in RADIUS server (related to upgrade to macOS 10.14)

I am thinking about migrating from maOS Server to a dedicated opensource RADIUS server. In their Service Migration Guide Apple states the following: "Converting to the open source version allows ...
2
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1answer
433 views

Macbook Pro Can't Open Site Beside Google, Youtube, Facebook

I have macbook pro, with MacOS High Sierra. The thing is, i can't connect to any websites beside those on the title, but only when i connected to a specific Wi-Fi in my office, and happened on all ...
2
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1answer
122 views

2011 Macbook Air connects to WiFi but can't get Internet

This 2011 MBA is updated to High Sierra. I have tried to connect to 5 different WiFi networks but in all cases, the MBA can connect to local network but no Internet. All 5 of these networks are ...
3
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1answer
391 views

Wi-Fi says connected, but my internet does not work until I turn it on and off

I just got my first macbook, an used early 2014 14-inch macbook air, with Mac OS Mojave. And everything works fine but when im connected to the wifi, after like about 20-30 minutes it just stops ...
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1answer
59 views

Do iOS 11/12 have special features making it easy to share Wi-Fi passwords between devices?

I’m having 2 issues with Wifi: Does iCloud Keychain sync Wifi network passwords, or just network names? Does iOS 11 or 12 have a new Wi-Fi sharing feature where a iOS device logged into a Wifi-...
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1answer
252 views

MacBook on takes long to establish WiFi connection

After upgrading my MacBook Pro 13" Early 2015 to Mojave, it takes about 20-30 seconds to establish a working connection to my home wifi. It connects quickly, gets its IP address via DHCP, and I can ...
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1answer
237 views

Wireless mouse stopped working with monitor USB port

Setup: * MacBook Pro 2017 * Mojave * DELL U2717D Display * Logitech unifying receiver and mouse m705 Mouse & receiver work have worked for a year. I upgraded to Mojave 2 weeks ago, and it has ...
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0answers
217 views

Can't AirPlay from Mac to Apple TV (ethernet)

The other questions on this subjects are 4-6 years old and have not helped to solve my problem playing my media from a Mac to an Apple TV. MBP Retina Early 2013 running OS 10.12.6 (Sierra, current) ...
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3answers
5k views

no wifi hardware installed on Mojave update

After Mojave install I get a "No WiFi hardware installed" when trying to connect the wife. Computer response is so slow it's almost useless. Same results on iMac 27" Retina Display Mid 2015 and Mac ...
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0answers
25 views

How can I turn off the internet for all the apps, except the one in use on my iPhone?

When turning on the Low Battery Mode, some apps stop working in background. But, somehow they are still using the internet and I receive notifications from specific apps (which I am sure they need ...
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0answers
57 views

Unstable ping to router on MacBook Pro 2018

I recently bought a MacBook Pro 2018, and I am experiencing an unstable connection. I mainly notice it when I am trying to play games, as spikes in latency is less notable within a browser, for ...
2
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1answer
591 views

Move Wifi passwords from one mac to another

A little bit of background here. I previously had High Sierra installed on my Macbook Air, but for some reason, at one point when I tried to boot up my mac, it showed a folder with a question mark ...
2
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1answer
44 views

“Client Authentication” certificate for iPhone for school Wi-Fi

My school Wi-Fi, which requires that I log in using my username and password, requires that I accept this certificate (which I think might be a trusted root certificate?) in order to connect: What ...
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1answer
419 views

How to get Tx-Power of wifi adapter in MacOS?

In linux there is a command called iwconfig which shows Tx-Power in its output. How to measure antenna power in MacOS? The airport utility in mac just shows the datarate and not the power in db. I ...
3
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1answer
2k views

WI-Fi Calling Notification keeps coming back

This notification keeps appearing on my Mac running Mac OS X 10.13.6 (17G65): I have: Clicked "Not Now" Clicked "Turn On" On my Mac: Turned off all notifications for FaceTime On my Mac: Logged out ...
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2answers
7k views

macOS Mojave - Get “Segmentation fault: 11” when trying to run airport

As the title suggests, when I run the command /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport en0 sniff 6 in Terminal where en0 is my Wi-Fi interface and 6 is ...