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Questions tagged [usb]

Devices that use the Universal Serial Bus data interface

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25 views

Which 15 inch macbook with USB has the highest repair score?

I'm doing research into MacBooks and would like to pick the one which is easiest/cheapest to repair. Can someone point me to a list which has some metrics like "repair score" or reliability? I know ...
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9 views

Connect a wired keyboard to iPad mini 2

I recently found out that you can connect a wired keyboard to your iPad mini 2 using the Lightning to USB adapter. But unfortunately here in Vietnam, that adapters price is very high. So I was hoping ...
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14 views

Work computer, windows 10, no iTunes, stop iphone pop up “allow this device…” [duplicate]

Windows 10 Professional (10.0.17134.228) and iPhone 6 (iOS 11.4.1). iTunes is not installed, can't have it, and don't want it. (Work computer) Under: C:\Program Files\Common Files\Apple , there is ...
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1answer
43 views

External Windows bootable drive freezes boot screen

I installed Windows on a 128 GB USB drive to run on my 2017 MacBook Air. I boot into it by plugging in the drive, holding Option key and select the Windows drive. It worked really well. Yesterday, I ...
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1answer
15 views

12V - 0,67 A USB Wall Charger for iPod Classic

I have a vintage iPod Classic 2004: I want charge it with my 10W iPad Pro charger and an USB A -> 30-pin old Apple cable. However, it not charged and started to showing Apple logo in a loop. It ran ...
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1answer
17 views

PlantronicsHub and a major memory leak

I’ve noticed that process SpokesUpdateService is promoted to the top of my Memory list. Here an example which I captured today (just 24hrs after my last reboot) but on the other day I’ve seen 2.4 GB ...
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2answers
312 views

Reinitialize third party keyboard

Is there any way to reinitialize an external third party USB keyboard? I hit a wrong key after MACOS detected the new keyboard hardware. Now, my keymapping is not correct. I need to remove or ...
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0answers
15 views

Wifi Adapter driver issue

Recently i've encountered wifi issue on my Macbook pro mid 2009 currently OS X 10.11.6 El Capitan so I bought external Wifi USB adapter but it is not working because of driver trouble(I installed ...
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8 views

(seemingly) identical cp2102 modules. 1 batch works, other 2 don't [closed]

I bought a couple of cp2102 usb to ttl modules and they worked fine. i then bought some more and they are not recognised by my computer. i bought another couple from a different seller. same problem. ...
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1answer
23 views

What is normal for startup chime till Apple logo shows?

My late 2015 iMac recently started taking a very long time to go from the startup chime till the Apple logo appears - about 2.5 minutes. Between the chime and the logo, the screen was black. After ...
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1answer
30 views

Using Apple Remote Desktop to view External HD files

Can I have my Macbook Pro offsite access my other Macbook Pro at home using the Apple Remote Desktop? (Or if you know of another better way to access, let me know.) If so, can the Macbook Pro at ...
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0answers
7 views

Installing High Sierra on an Early 2013 Macbook Pro - Keyboard Doesn't Work

After downloading High Sierra on a Macbook Pro 15" Mid 2015 model and using Install Disk Creator to create a High Sierra install USB I've run into a problem I can't figure out how to solve. I start ...
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68 views

MacBook Pro 2018, 15" no external devices when booting

My MBP 2018 15" is not showing any external devices when booting with Alt/Option key. I went to Recovery Mode -> Startup Security Utility -> External Boot -> Allow booting from external media, but no ...
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1answer
22 views

Connecting 2 HDMI monitors with 2 adapters on both side of USB-C port on 2018 MacBook Pro

I am thinking of buying 2 of this adapter for my Macbook Pro 2018? By plugging the adapter from both side of the USB-C ports, can i connect it to 2 external HDMI monitors?
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1answer
33 views

Connect 23” Apple Cinema HD Display to MacBook Pro USB-C

I’ve gotten my hands on an older 23” Apple Cinema HD Display and would like to use it with my late 2016 MacBook Pro with only USB-C ports. I’ve researched this issue, and I can only find answers from ...
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0answers
25 views

USB-C to DisplayPort Cable Problem

I bought this USB-C to DisplayPort cable in order to connect my iMac Pro to this monitor. However, the cable does not work, the iMac does not even recognize the monitor. I tried with a non-Apple ...
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0answers
18 views

Can't connect my iMac G3 on Wi-Fi using Ralink RT2870 Wi-Fi USB stick

I'm trying to get my old iMac G3 with Mac OS X 10.4.11 to the Internet. I have a Wi-Fi USB stick, its model number is Sitecom WL-344. Its chipset must be Ralink RT2870 according to some Google search. ...
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1answer
24 views

USB ports not working, no paired magic keyboard, “no bootable device, press any key” on an iMac 2009

Sad story. I thought it was the HDD, so I ended up asking someone to reinstall macOS on it using their Recovery, and that worked. The hard drive booted up using their 2012?ish Mac mini. However, ...
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0answers
23 views

Is there a dongle (or set of dongles) that allows a USB-C MacBook Pro to be connected to an Apple Cinema Display? [duplicate]

I am looking for a USB-C or Thunderbolt 3 dongle that has mini DisplayPort, at least 1 USB 2/3 port, and a USB-C power delivery port. The idea is to have a single cable between my laptop and my mini ...
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0answers
30 views

Mount a drive as to avoid “Disk not ejected properly”

I am developing with a device that interacts with my mac as a USB drive. When uploading a program, the device will automatically disconnect itself and reset. Because of this, my mac thinks a drive has ...
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1answer
32 views

How to Disable USB 3.0 and USB 2.0 while keeping USB 1.0/1.1 on Mac Mini?

Is it possible to disable both USB 3.0 and USB 2.0 support, while keeping USB 1.0/1.1 support, on my 2012 Mac Mini, under OS X 10.13 High Sierra? Perhaps by removing certain kernel drivers while ...
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1answer
44 views

Maximum number of Full HD 1920x1080 displays supported on Macbook Pro 15" 2016 and later?

Is there a limit to how many Full HD 1920x1080 displays are supported on the 15" Macbook Pro 2016 and later? If a single USB-C port can currently give you up to 2 video outputs either through a TB3 ...
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1answer
412 views

Connect external display to Macbook Pro 2018: HDMI or DisplayPort?

What is the best way to connect external display (3840 x 2160, 27") to MBPro 13" 2018? It only has 4 USB-C ports, so we have to use adapters. Which is better, USB-C - HDMI or USB-C - DisplayPort? I ...
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1answer
79 views

USB-C Dongles killing Wifi on 2016/2017 MacBooks – Who’s to blame?

I recently switched from my beloved MacBook Pro Retina (Late 2013) i5 2.6/16/512 to MacBook Pro (2017) Non-TB i5 2.3/16/512. I purchased what from the build-quality looked like a good USB-C-to-...
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0answers
27 views

How to tell the keyboard layout from the box?

I have a brand new Apple wired keyboard (someone gave it to me for free). I want to sell it on eBay. How can I tell the layout just by looking at the box? I tried to Google every number on the ...
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0answers
15 views

Default sound input level

I work on two different machines, so I have to switch my Logitech headset from one USB hub to the other pretty regularly. When I plug the headset into my macbook pro, it automatically sets the input ...
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0answers
28 views

External drive will not mount

I have an OWC 1TB Mercury Elite-AL Pro that I've been using for a couple of years for backups with no problems. I've accidentally disconnected it a few times before without Ejecting it but it would ...
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0answers
35 views

Create bootable macOS USB without using macOS

I need to install macOS to a new SSD because the old one might be broken (MacBook freezes after couple of mins and will seldom start again - usually error screen showing a file with question mark). ...
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1answer
71 views

Linux on My MacBook Pro - Want to erase Linux and reinstall macOS

I currently am running Kali Linux on my laptop. Currently I need to sell my laptop for some extra cash. I am looking to reinstall Mac OS, so it can be ready for sale. Keeping my current files is not ...
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0answers
17 views

Bootcamp can't recognize bootable USB

I tried to install windows 7 on MacBook pro late 2011 and everything goes wonderful till bootcamp restart my mac to install windows and it shows a black screen that I should insert a bootable disk and ...
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0answers
34 views

How to set up an Asus N-14 N-300 USB WiFi adapter on macOS?

I have an Asus N-14 N-300 USB WiFi adapter and am trying to get it to work on macOS. It works well on my Linux machine. I have installed drivers from the product's link. If I go to Apple > About ...
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1answer
55 views

USB-C Power Injector

I was wondering if a device exists for this yet: I have a normal screen that currently as an AUKEY HDMI to USB-C running from it to my 2017 MacBook Pro. It works well. I charge the laptop with the ...
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1answer
341 views

Mac OS 10.13.5 - Dual monitor set up for MacBook with single USB-C

I see that a lot of people are having issues with connecting dual monitors. I currently have the USB-C Digital AV Multiport Adapter - with one HDMI cord and it works with 1 of 2 monitors. I also have ...
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0answers
31 views

Why is a non-cellular iPad model announced as new network interface when connecting to a Mac through USB?

Whenever I connect my iPad (non-cellular / wifi-only version, so no sim card and no mobile data connection) to my Mac over USB, I get a dialogue box stating that a new network connection iPad-USB has ...
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1answer
23 views

Non-apple USB mouse tracking slowly

This morning my (non-apple) USB mouse, a HyperX PulseFire, has suddenly started tracking slowly. I've checked the mouse preferences and nothing has changed since Friday. I've also increased the ...
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0answers
23 views

Monitor Speakers Disappear overnight

I've connected to a monitor (34UC88-B) to my MacBook Pro (Late 2016, no Touch Bar) through a DisplayPort to USB-C connector. The monitor has speakers that I use when I'm connected to it. Everything ...
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0answers
124 views

MacBook Pro does not recognize audio from usb c external monitor

I have a 15" MacBook Pro 2017 running High Sierra 10.13.5. I use 2 external monitors, one at home and one at work. MacBook won't recognize output audio device from monitor when I plug it in. It ...
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0answers
31 views

stuck in the mud — trying to install new MacOS from USB

I have an iMac with a blank hard drive. The HD has been erased and formatted using the Disk Utility. Now I want to install MacOS -- any MacOS. When I try to install High Sierra from a 16 GB USB ...
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0answers
9 views

Looking for USB 3 hub with Thunderbolt 2 interface

I'm looking for a simple device with no extra power required. Most of the Thunderbolt 2 docks require additional power source. I just want to buy a Thunderbolt 2 device that would allow me to ...
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1answer
29 views

USB-C to Displayport cable or adapter

I'm using MacBook pro 2017 15 inch and i just got 3x DELL U2518D UltraSharp monitors to connect to my macbook pro. What I actually need is best possible solution to connect this external monitors to ...
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0answers
21 views

Let connected device know about the maximum 2.1A output of a USB port via software

I am fairly technical and I was wondering if there are any software based hacks or modifications that I can apply to force the maximum of 2.1A to be supplied through a USB port without the attached ...
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0answers
25 views

How to boot some Windows LiveCD iso on Macbook?

I have a mid-2012 Macbook and got curious how do I boot a Windows-based rescue LiveCD from a USB stick? There are some projects like "Mac Linux USB Loader" - it loads a UEFI bootstrap on your USB, ...
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1answer
69 views

TP-Link USB Wi-Fi dongle won't detect any wireless networks

This is the second Wi-Fi card I am trying, so I am confident that it is not the card in question that is not working correctly. I have macOS High Sierra running 10.13.5 with a TP-Link Archer T4UH ...
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0answers
13 views

How do I figure out which driver the kernel has assigned to a specific USB?

I have a logitech microphone that I need to un-assign the default kernel driver for it so that libusb can properly work on one application. Unfortunately, I can't find which kext file I need to unload ...
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0answers
151 views

Wired Apple keyboard does not work on only one Thunderbolt port - Macbook Pro 2017

I have a 2017 Macbook Pro 13 inch without the Touch Bar. I am using this dongle: https://www.apple.com/shop/product/MJ1K2AM/A/usb-c-digital-av-multiport-adapter When plugged into the port closest to ...
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1answer
50 views

Possible to mount a RAID1 pair over USB?

I have a pair of disks which I configured as RAID1 (mirrored) via Disk Utility on my Hackintosh. I am now traveling, and took the disks with me, and want to mount them with my MacBook Pro using a USB ...
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1answer
34 views

Is there a known issue where USB audio sounds for a few seconds then stops?

Update: the problem occurs using two different USB audio devices on two different ports with two different cables. I plug an audio device into a USB port on my 2014 MacBook Pro running High Sierra 10....
2
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1answer
43 views

How can I tell the exact time when a drive disconnected?

I have a USB drive (a Drobo) that appears disconnecting randomly after 10-20 hours. I'm trying to gather data to help understand the root cause of the problem so I'd like to understand the timing of ...
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1answer
33 views

iPhone does not get detected on older MacBook Pro

I had to switch temporarily to a MacBook Pro 13 early 2011 model and when I'm connecting my iPhone 7+ or iPad, it's not getting detected nor charged. Other USB devices like thumb drives or USB-...
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0answers
25 views

I would like to use my Macbook Pro as a powerbank but

when it's closed the Usb port doesn't provide energy. How i can do this? If i plug the phone while using the mac it works but after some minutes that i close it, it stops providing and it's like all ...