Questions tagged [usb]

Use this to tag for questions about the USB interface or devices connected via USB.

Filter by
Sorted by
Tagged with
0 votes
1 answer
24 views

What's the minimum spec USB-C cable for extended desktop to an iPad from a Macbook?

iPads support extended desktop over WiFi and USB. To use over USB which is the cheapest cable data type? Usb-C with USB 2.0, 10Gbps, thunderbolt or other label. There quite a price difference in ...
OrigamiEye's user avatar
0 votes
1 answer
24 views

MacBook Pro 16 M3 2023: What happens if both MagSafe and USB PD (via Thuderbolt Dock) and plugged in? [duplicate]

What happens if, on a MacBook Pro 16" M3 2023, both MagSafe and a Thunderbolt Dock, such as the CalDigit TS4 Thunderbolt 4 Dock, which delivers 98W (might not enough if the MacBook is used ...
lucasart's user avatar
  • 133
0 votes
0 answers
7 views

How Do I Stop Music.app from Opening And Playing Whenever A New Audio Device is Plugged In? [duplicate]

I have a USB hub on my desk which is connected to a set of speakers. Whenever I plug my Macbook into the hub, Music.app opens and starts playing the alphabetically first album in my library. This is ...
patrick's user avatar
  • 201
1 vote
0 answers
32 views

Unable to detect USB flash drive after ejecting in middle of operation; is there any way to make it working again?

I have USB 3.0 flash drive (64 GB) and it was very much detectable in Mac (macOS 14.4.1) but recently while making it bootable USB flash drive using winDiskWriter app, I have ejected in middle of ...
xkeshav's user avatar
  • 245
1 vote
1 answer
89 views

Unable to burn Windows 11 ISO image in macOS 14 (Sonoma)

macOS Sonoma 14.4.1 (23E224) Downloaded Windows 11 ISO image on mac and now I want to create a bootable USB so that it can be used to install Windows 11 on my desktop PC, but found no free software ...
xkeshav's user avatar
  • 245
1 vote
0 answers
31 views

Mounted usb drive gets Operation not permitted on write

My mounted usb drive gets Operation not permitted when I write to it: $ sudo touch /Volumes/NO\ NAME/aaa touch: cannot touch '/Volumes/NO NAME/aaa': Operation not permitted $ mount | grep NO /dev/...
xpt's user avatar
  • 363
1 vote
1 answer
55 views

USB-C device detected only through a hub

I am using a Presonus AudioBox 1818vsl for live performances with my band. This device has a USB-B port and it's powered through a dedicated power adapter: I connect it to my MacBook Pro with a USB-B -...
AndreaAlhena's user avatar
2 votes
0 answers
37 views

Where can I find a list of accessories I've allowed to connect to Mac

There is a feature that asks user to allow new accessory to connect via usb/thunderbolt. Official documentation is here. Is there a way to find what accessories are allowed and how to remove ...
kaznovac's user avatar
  • 179
1 vote
1 answer
49 views

USB device not working properly on Mac Pro 5,1

Mac OS Monterey running on Mac Pro 5,1 patched with Open Core Legacy Patcher I have observe the following odd behaviour. Attach a microsoft mouse to one of the back USB ports. Works. Detach and plug ...
Sherwood Botsford's user avatar
9 votes
2 answers
2k views

What happens if I connect a charger via USB-C to an iMac (M1 2021)?

The iMac has its own power supply but I'm wondering what would happen if I would connect an additional power supply to my iMac (M1 2021). The reason for the question is, the Anker 675 active docking ...
me123's user avatar
  • 93
1 vote
0 answers
22 views

How to diagnose cause of sound stutters on mac pro

I have ancient Mac Pro, a 2009 heavily upgrade: 2012 mother board, 12 core Xeon at 3.33 Ghz 96 GB ram. It has an add on card with 5 USB ports, as several of the original ports no longer work. (A way ...
Sherwood Botsford's user avatar
2 votes
1 answer
56 views

how can I require macOS user password before mounting a USB device to the mac?

How can I require macOS user password before mounting a USB device to the mac? I don't mind that all USB devices need the same password to mount. I had a thought that this would improve security, that ...
Ben Butterworth's user avatar
0 votes
1 answer
35 views

Multi-second audio delay with USB microphone

My M1 Mac mini, running latest macOS, has recently developed a microphone issue with my USB headset. The main symptom is a multi-second audio delay: When I open System Settings and go to "Sound&...
Seg Fault's user avatar
  • 101
0 votes
0 answers
41 views

Your computer is disabled. Try again in 60 minutes | USB Drive Inquiry

re: Your computer is disabled. Try again in 60 minutes Article Hi - Thank you for posting this process as I have been trying to locate the answer to this question for 2 years as I have been locked out ...
JAYÉ's user avatar
  • 1
1 vote
0 answers
66 views

How do I communicate with a host USB device through Mac's Terminal?

I have a Siglent SPD3303X-E power supply that I am attempting to interface with. I am running a Macbook Pro with OS Sonoma 14.3.1. I've read online about what SCPI commands to send to the power supply,...
JenkelandTonic's user avatar
1 vote
0 answers
28 views

Boot a live OS from external usb drive on a Silicon M1 [duplicate]

I need to take a dd image of a MacBook (Model A2179) EMC 3302 hard disk. I have no way to recover the password to access the system, so I was going to live boot something like puppy or ubuntu to dd ...
Kodeeo's user avatar
  • 121
0 votes
1 answer
132 views

Can I tell if a hard drive is usable or fake?

I purchased a hard drive which looks like a fake (doesn’t mount when I plug it in, the label is suspicious). If there a way using terminal to know if it’s usable? Nothing mounts when I plug it in Disk ...
MicroMachine's user avatar
  • 3,884
1 vote
1 answer
55 views

Macbook Pro 2017 15" USB-C display connection issue

I'm having a horrible experience with my personal Mac (MBP 2017 15") and a USB-C display. When the USB-C cable is connected to the Mac it starts charging. But doesn't recognize it as an external ...
eliocapelati's user avatar
1 vote
1 answer
102 views

Macbook Air M1 Not Mirroring Display to Dell Monitor with USB-C, although USB-C charging through the Dell monitor is OK

I am experiencing an issue with my MacBook Air M1 (2020, Sonoma 14.3) and Dell monitor (model P3221D), which supports USB-C. Until recently, I used the Dell monitor as my primary display without any ...
Pedro Delfino's user avatar
0 votes
0 answers
55 views

USB Internet Connection Sharing disconnects after updating to macos 12.7.3

I have been using USB Internet Connection from my Macbook Pro for some years, fairly reliably. We rely upon it since we are a Wifi free house. After updating to macos 12.7.3 Monterey, both iPhones ...
mischa143's user avatar
2 votes
1 answer
72 views

Rapid connection and disconnection of external monitor from M2 Pro Mac

I have an M2 Pro MacBook Pro running Sonoma 14.3 Previously, I could connect my MacBook to my external monitor, an HP Z32 (4k 60Hz) using a USB-C cable and have the display work. However, after ...
shaunakde's user avatar
  • 141
0 votes
0 answers
26 views

Possible to access and backup a corrupted USB HDD via terminal?

TL;DR Is there any way to skip any checks on a corrupted USB disk, "raw mount" the device and create a raw image using macOS terminal tools? Details: An old Windows notebook of a friend ...
Andrei Herford's user avatar
1 vote
1 answer
66 views

I have 2 USB ethernet devices of the same type, one works, the other one does not

I have 2 (almost) identical USB ethernet devices - product id and vendor id are identical - that both work fine on my pc, but only one of them works on my mac. This is the diff of the system_profiler ...
Evgeniy Berezovsky's user avatar
2 votes
1 answer
120 views

I deleted the network service of a usb ethernet adapter. How to get it back?

I have a usb ethernet adapter that used to work just fine. Today I unplugged it, then deleted the corresponding network service via the dialog under "System Settings / Network". Now when I ...
Evgeniy Berezovsky's user avatar
1 vote
1 answer
189 views

Does iPhone use USB tethering to share internet when connected to Macbook?

I am currently confused if the iPhone does support sharing internet via USB cable or not. I was able to share my mobile data from iPhone to Macbook via USB cable, still need to enable Personal Hotspot ...
Bitwise DEVS's user avatar
0 votes
2 answers
40 views

Launching app with lid closed on MacBook

I have created a script in Node.js that listens to USB devices being connected. When a certain USB device is connected, it launches a macOS app. Everything works as expected while having the lid ...
tobiasg's user avatar
  • 101
0 votes
0 answers
92 views

Unable to install macOS Monterey on MacBook Pro 2015

I'm trying to install macOS Monterey on my MacBook Pro 2015. These are the steps/events arranged in chronological order. One day while turning on the Mac, my Mac stopped booting. It stopped at the ...
Ronak Jain's user avatar
2 votes
1 answer
752 views

Curly brackets with german keyboard

Having a usb keyboard in german language connected to the MacBook. Curly brackets are on Alt+Gr+7 / Alt+Gr+0 on German keyboards, but pressing these keys gives me different characters. So how can I ...
Grim's user avatar
  • 123
0 votes
0 answers
24 views

Charger block with USBC on both ends not charging

I have an MacBook Pro (16-inch, 2021) M1. It is supposed to be chargable with USBC. The power block that comes with it has a cable with megsafe on one side for the macbook and USBC on the other side ...
user1721135's user avatar
0 votes
0 answers
252 views

Macbook cannot connect to Dell external display with USB-C

Any mac device I own (Macbook Air 2020, Macbook Air M1, Macbook Air M2) does not connect to the Dell external display I own (u2723qe). Under the display settings, the monitors cannot be detected. The ...
arsene's user avatar
  • 1
2 votes
1 answer
167 views

iMac 12 mid 2011 model - OS installation issue

My kiddo recently got a iMac 12 mid 2011 model as a gift for homeschooling purposes. The device was working perfectly fine until the reset to remove the previous owners information as per the Apple ...
Kerz06's user avatar
  • 23
0 votes
0 answers
140 views

USB hub on Sonoma disconnects mouse after sleep

I have a usb hub with a usb mouse attached to the hub. MacOS 14.2.1 on MacbookPro 2018. Everytime I wake my computer from sleep (1 min or sleep or overnight) the attached mouse doesn't work and I ...
atreeon's user avatar
  • 498
3 votes
1 answer
54 views

Is there a way to charge a USB-C powerbank from a Mac Book Pro?

I have a USB-C powerbank. That is, a battery pack with a USB-C cable that can be used for charging the powerbank, or for charging other USB-C devices from the powerbank. If I plug the powerbank into ...
Laurence Gonsalves's user avatar
1 vote
1 answer
165 views

MacBook Air can not "see" an old-ish (2011) camera which is connected to it via USB

I have a MacBook Air (M1, 2020) running Ventura 13.5.2, and am trying to connect my camera (Canon PowerShot SX220 HS, released 2011) to it via USB. The Mac only has USB-C ports, and the camera only ...
Peter B's user avatar
  • 387
0 votes
1 answer
85 views

USB3.0 to USB C cable doesn't work when plugged directly into USB C port, but does work when connected through hub

I have a 2023 M2 MacBook Pro, with an Anker USB-C hub. I also have a USB 3.0 Switch, that I use to switch my keyboard/mouse between my MacBook and my PC. When I plug a USB-3 to USB-C cable directly ...
alexgbelov's user avatar
0 votes
0 answers
30 views

File picker hangs or is slow with USB drive attached

I have a M1 MacBook Pro, 2021, with Sonoma 14. I attached a Seagate 16TB External USB 3.1 drive, to use as my time machine and an archive of video projects. https://www.seagate.com/support/external-...
Zoey Green's user avatar
0 votes
0 answers
38 views

Is it possible to create a bootable USB flash drive with multiple OS’s to install? [duplicate]

I’m a computer tech and I heard it’s possible to create a multi OS boot drive for Mac OS. How would I go about that? Let’s say I wanted Sierra, High Sierra, and Mojave on a 32GB USB USB flash drive. ...
Mike Millington's user avatar
2 votes
2 answers
287 views

iMac 27" late 2015 Thunderbolt 2 port with external USB-C hard drive

I'm not familiar with Macs, so please bear with me. I want to connect a new external hard drive with a USB-C port to an old Mac. iMac "Core i5" 3.3 27" (5K, Late 2015) 1 x Thunderbolt 2 ...
Frankie's user avatar
  • 133
0 votes
1 answer
545 views

After Sonoma 14.2.1 update, Macbook Pro 2018 doesn't sleep while usb leads attached

My macbook pro isn't sleeping properly when I have usb devices attached. I have a usb c powered monitor, mains powered monitor and a usb hub (currently just a mouse is attached and a printer which is ...
atreeon's user avatar
  • 498
0 votes
1 answer
175 views

USB C powered monitor drawing power while Mac is sleeping, how do I eject it / disable it?

My USB powered monitor draws power during sleep mode and depletes my battery overnight. The system is running macOS Sonoma 14.2. I can use sleepwatcher to disable and enable my bluetooth on sleep / ...
atreeon's user avatar
  • 498
0 votes
0 answers
50 views

USB Display Device icon on menubar when I login

I have a MacBook Pro M1 running Sonoma. Every time I login, an icon associated with an application called "USB Display Device" shows up in my menubar. When I click on Show Diagnostics, it ...
Barmar's user avatar
  • 1,527
1 vote
1 answer
47 views

Is it possible to share a dual monitor USB C Hub with two M2 Macbooks Pros?

I have 2 Macbooks Pro with M2 processor and want to improve my setup. I have a dual monitor USB C Hub similar to this: and wondering if it is possible to connect it with a female-female USB C thingy: ...
NTHINGs's user avatar
  • 111
1 vote
2 answers
112 views

How do I connect my USB-C iPad/iPhone to a headset and Mac at the same time?

I own an iPad Air 5, which, like recent Apple devices, lacks a headphone jack. In the past, I successfully used a Belkin adapter with a lightning connector that allowed for simultaneous data, charging,...
Roman Zakharov's user avatar
1 vote
0 answers
72 views

Do I still need to map my USB Ports after installing MacOS Monterey with OpenCore Legacy Patcher on an unsupported Macbook Pro?

I am using a Macbook Pro 11,3 2014. I have installed opencore with MacOS Montery using the OpenCore Legacy Patcher 1.2.1 on my unsupported Mac. I did this by flashing Monterey to a USB stick with ...
DanRan's user avatar
  • 720
1 vote
1 answer
99 views

How to deal with 61W power adapter not working issue

I have apple MacBook Pro (13-inch, 2020, Two Thunderbolt 3 ports). The power adapter is not working , there is no issue with Charging pin Charging cable Can I use 140W USB-C Power adapter with this ...
King's user avatar
  • 123
1 vote
0 answers
22 views

Modern USB dock: is PD on 2012 Macbook Pro with USB-A going to damage the computer?

I bought a UGREEN 6-in-1 USB dock to expand my 2012 Macbook Pro's capabilities (can't currently afford anything new). The dock has a USB-C connector to the computer, which has only USB-A 2.0 ports, ...
dennismayr's user avatar
0 votes
0 answers
47 views

Mac OS system restore using Time Machine from bootable USB- Big Sur and later

I have a close friend in a rural area whose typical download speed is 6 Mbps. They're running macOS Monterey. System restoration using Time Machine from the internal recovery partition would be ...
GordonH's user avatar
  • 21
1 vote
0 answers
287 views

Virtual terminal for USB-C serial port adapter on iPhone 15?

I have a USB-C to RS232 adapter cable that obviously physically fits into the USB-C port on an iPhone 15 Pro. Is there any virtual terminal app to communicate with a device on the other end of the ...
Jacob Krall's user avatar
0 votes
1 answer
168 views

Trying to install OSX El Capitan via USB, getting stuck on booting the installer

iMac 2009 El Capitan How can I use Windows to create an OS X El Capitan or macOS Sierra USB flash drive installer from the disk image (.dmg) file downloaded from Apple? Used this tutorial to create a ...
bla's user avatar
  • 1
1 vote
1 answer
102 views

USB ports barely working and `system_profiler` failed on MacBook Pro

From the 4 ports exposed on my laptop only one keeps working( the right one near audio socket), although refusing charging through a USBc hub, which leaves me with a choice of either charging or a ...
Huge's user avatar
  • 111

1
2 3 4 5
46