High speed multifunction port (interface) designed by Intel and first manufactured on a shipping product by Apple. Thunderbolt was developed under the name Light Peak and combines PCI Express with Display Port over one serial connection.

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Adobe Premiere Pro: Audio/Playback Issues using USB Audio Codec

For several weeks I've been having incredibly annoying audio issues when using the "USB Audio CODEC" output in Premiere (latest version). I am on a Retina Macbook Pro, with a Thunderbolt cable going ...
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1answer
4k views

How do I reset/clear my external display settings in 10.9?

I messed up the settings for the clamshell display mode on my MacBook Pro. I can't get my external display to work when I close my laptop. I can get all other modes working (standard mirroring and ...
3
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1answer
2k views

Is there a way to use a Thunderbolt monitor with Bootcamp and not need to restart each time it's connected?

So, I'm using a brand new Mac Book Pro with Bootcamp and Windows 7 and I have at giant 27" thunderbolt display. The problem I'm having is at the office I take my laptop with me to meetings. Upon ...
2
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3answers
191 views

Internal vs. External Storage for a new Macbook

I want to get a new MacBook Pro, and am confused by the storage options. The Apple website offers 2 different options for storage: Preinstalled internal flash storage (256, 512, or 1 TB) Thunderbolt ...
2
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2answers
275 views

Use a Mini Displayport cable to connect a Late 2013 rMBP to a 2009 iMac?

Can I use a male to male Mini Displayport cable to connect a Late 2013 rMBP to a 2009 iMac? I want to use the 2009 iMac as a secondary display for the rMBP.
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1answer
58 views

Will there be a USB-C to thunderbolt 2 adaptor? I only need data transfer to be higher then USB 3.0

Right now USB C ports are just arriving in laptops and I unfortunately dedicated to go with a cheaper laptop (pc) but with thunderbolt-2. The thing I don't like about thunderbolt 2 products is the ...
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3answers
521 views

Monitor resets with OWC Thunderbolt 2 Dock?

I recently got a OWC Thunderbolt 2 Dock and am hooking my monitors into it. I have Display Port to MiniDisplay Port going from the monitor to the dock, one thunderbolt cable going from dock to Macbook ...
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0answers
10 views

Why could MBP be making slow churn after RAM update?

I recently upgraded my MBP Early 2011, 2.7 GHz Intel Core i7, RAM from 4GB to 8GB. I'm running Yosemite, so I figured this was a good decision. I've noticed that my MBP now is louder than it used to ...
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2answers
1k views

Connecting Two Thunderbolt Displays to a Single MacBook Pro

I'm looking to connect two Thunderbolt displays to a single MacBook Pro. I've seen another thread here which mentioned hubs and display ports, but it seems this can be accomplished natively with the ...
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3answers
4k views

CPU usage is too high with Yosemite and an external monitor

I use Yosemite 10.10.4 on my MacBook Pro (2012). I used to work with an external monitor: Apple Thunderbolt 27" monitor. The issue is that, according to Activity Monitor, the kernel_task process ...
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0answers
13 views

How to display non-DV video signal with Firewire input?

Is there any way to get the video signal output from a Displayport (mDP) or Thunderbolt (1 / 2) socket into a Firewire (FW800, IEEE 1394) input? What cables, adapters and drivers or other software ...
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234 views

Reinstall Thunderbolt Firmware on a 27" iMac Late-2012

I have a consistent issue with the "Thunderbolt Firmware Update 1.2" showing up endlessly in the App Store, but more importantly, after installing it earlier today, my Thunderbolt ports no longer ...
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3answers
21k views

using iMac 2008 (display port) as external monitor with MacBook Pro 2013 (thunderbolt)

I am trying to connect a MacBook Pro 2013 to an iMac 2008. The latter is a 24 inch model and has no thunderbolt, just a Mini Display Port. Any idea how to connect the iMac to the MacBook Pro, to use ...
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vote
1answer
260 views

Dislocated metal plate in Thunderbolt port

This morning my external monitor refused to turn on. After examination I found my second thunderbolt port damaged. A small metal plate/contact on the top of the port had been dislocated, bent out of ...
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2answers
56 views

Can one buy an Ethernet and HDMI Thunderbolt adapter?

I need both of them and I am wondering if it is possible to buy them together or if I have to get two separate items? Also I am seeing a lot of third party Thunderbolt>HDMI adapters for cheap and ...
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0answers
12 views

Some Applications Muted on Mac when External Displays Connected

For some reason, whenever I plug in my external displays to my MacBook Pro (Retina, 15-inch, Mid 2014), certain applications seem to mute themselves. My audio output is set on Internal Speakers. One ...
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2answers
4k views

Thunderbolt display firmware update 1.2 keeps reappearing, but is not compatible

I've got a problem with the Thunderbolt display firmware 1.2. My screen is not compatible, because it was purchased in 2012 and the update can not be performed. However, the update keeps reappearing ...
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0answers
24 views

Finder unresponsive and hanging in Yosemite 10.10.5 with Promise Pegasus R4 (RAID 5 12TB)

I have a bizarre issue, I'm trying to rip into a project and I am halted by Finder in Yosemite. Finder frequently freezes, as in beach ball hour, when I open a clip in a Finder, the Get Info window, ...
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1answer
2k views

Difference between Apple's Thunderbolt ethernet adapters?

Apple seems to make (at least) two different Thunderbolt ethernet adapters. One is the "MD463LL/A". Another is the "MD463ZM/A". Is there any functional difference between them? Is one better than ...
2
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1answer
86 views

Why is Target Display Mode via Thunderbolt so unreliable for me?

I frequently want to display my MacBook Pro 15" Retina with my iMac Mid-2011, in Target Display Mode via a Thunderbolt cable. TDM often fails on first attempt and just shows a black screen on the ...
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0answers
29 views

Why is my Thunderbolt Ethernet connection so slow?

I have a Thunderbolt Ethernet connection from my 2015 MacBook Pro Retina (El Capitan) to 1 GBit Switch and from there to a storage device. It is extremely slow in data transfer (something like 2 ...
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2answers
362 views

Create a LAN between Mac Mini and two MacBooks without internet

I have a Mac Mini (with USB 3.0 ports, one Thunderbolt port, and one Ethernet port) and two MacBooks (both with Thunderbolt and USB 3.0 but no Ethernet ports). I want to use the Mac Mini as a central ...
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1answer
189 views

Thunderbolt Ethernet Bridge; Very slow outbound packets to LAN and Internet

My 2012-era MacBook Air is connected to a 2012-era iMac via a Thunderbolt cable. The iMac contains a Thunderbolt-Ethernet bridge which in theory should allow the MBA to (1) participate in extremely ...
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1answer
481 views

“Internet Sharing” via “Ethernet” is not working

I'm using OS X El Capitan (10.11) on my MacBook Pro (Retina, 15-inch, Early 2013) and I'm trying to use System Preferences -> Sharing -> Internet Sharing feature and something isn't working... I made ...
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1answer
29 views

Particular websites blocked when using Internet Sharing

I have the following setup. I have a Macbook Pro with an external monitor plugged into it via HDMI. I then have another external monitor plugged into the Macbook Pro via a Thunderbolt to DVI adapter. ...
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0answers
53 views

Apple Thunderbolt Display randomly goes black throughout the day

My Mac is connected to two Apple Thunderbolt Displays. The first monitor works without flaw. The second however will randomly turn off its screen 3 to 4 times a day. A quick but annoying fix is to ...
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0answers
19 views

Is it possible to connect two external monitors with two thunderbolt to DVI convertors?

I read about the limitation for older models but I have a Macbook Pro Late 2015 and I would like to connect two different monitors in the same laptop. Both of my monitors have DVI ports and my ...
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0answers
76 views

Resolution problem on external display with Thunderbolt->HDMI adapter

Let me explain problem in quick bullets: What I want: I would like to use ultra wide external display with 3440x1440@50hz resolution with my MacBook Pro (Retina, Mid 2012). I would like to use my ...
3
votes
3answers
553 views

Can I switch between multiple Macs connected to an iMac with Target Display Mode?

I have a MacBook Pro that I use with an iMac 27" in Target Display Mode, using Thunderbolt. I'm thinking of also getting a Mac Mini, and I want to run it in TDM on my iMac. Can I connect both the ...
3
votes
1answer
246 views

Ethernet not working on MacBook pro retina 13

My Ethernet connection is not working on my computer (mid 2015). I already rebooted, deleting the files "NetworkInterfaces.plist" and "preferences.plist" into the folder ...
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1answer
43 views

2 External monitors on 21,5 iMac Late 2009?

So I wonder if I can use 2 external monitors on my Late 2009 21,5 iMac? I currently use 1 external monitor and it works great but I now want to sell it and use 2 external monitors but there is only ...
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2answers
232 views

How can I troubleshoot or reset a Thunderbolt Ethernet adapter?

It appears my Thunderbolt Ethernet connector has stopped connecting to my router for good today. Over the last few days I had already seen my ethernet connection "crash" multiple times. My machine ...
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votes
3answers
1k views

Connecting 2015 15" Retina MacBook Pro to Dell U2715H?

What would be the 'best' way to connect the 2015 Retina MacBook Pro to a Dell U2715H monitor? If I wanted to use the monitors USB 3.0 ports and also output sound to a Dell soundbar, how many cables ...
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1answer
2k views

Dire need to make Bootcamp work with Thunderbolt Display

According to this Apple KB article, it's not possible to re-connect a Thunderbolt Display to Windows Bootcamp without restarting the computer. A directly-connected Thunderbolt device that is ...
3
votes
2answers
15k views

Connect a Thunderbolt Display to windows 8 desktop

I've been spinning around with this question but couldn't find the answer. Hope someone here could help. I have been trying to connect my Windows 8 desktop to a Thunderbolt Display 27" without ...
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votes
2answers
19 views

Can MBP 13 mid 2012 send audio and video through thunderbolt to HMDI?

I own this model: https://support.apple.com/kb/sp649?locale=en_US And I have an adapter thunderbolt to HDMI that works wonderfully with video, but no audio. Does someone has any advice on a product ...
0
votes
1answer
48 views

Why are two identical external monitors displaying at different resolutions?

I have a MacBook Pro (Retina, Md 2012) running OS X El Capitan 10.11.3. I purchased 1x DisplayPort to VGA and 1x DisplayPort to DVI. I plugged these two into the 2x DisplayPorts on the MacBook ...
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4answers
9k views

Does Apple support DDC/CI for 3rd party displays via Apple's Thunderbolt to DVI adapter

I had a Dell 21.5" monitor, which was previously connected to a Windows PC via its DVI port, which has no problem with DDC/CI which allowed me to control brightness and Contrast of the attached ...
7
votes
8answers
68k views

How to use 3 external monitors on 15" late 2013 MacBook Pro Retina?

Several people have posted about how they use 3 external monitors with their MacBook Pro Retina. see: http://www.youtube.com/watch?v=qJhvyLB_Tbw Using 3 External monitors on my macbook pro, problem ...
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vote
6answers
12k views

Connect 2 external Monitors with Belkin's Thunderbolt 2 Express Dock HD

I need a little help here, I have attached my MacBook Air Mid 2013, to an Belkin Thunderbolt 2 Express Dock HD. On the product page it says that one can connect two monitors. The only condition is ...
0
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1answer
25 views

Maximum external monitors supported by A1418?

I have an A1418, Late 2012 version and I'm having trouble locking down an answer to how many external monitors it can support. Right now I have the iMac and two external monitors via the two ...
1
vote
1answer
50 views

How to tether a 2014 MacBook Pro 15" Retina to two Dell Ultra HD 4k 27-Inch Screen LED-Lit Monitors (P2715Q)?

I've attempted to connect my 2014 MacBook Pro 15" Retina laptop to two, 27" Dell Ultra HD 4k screens via OWC Thunderbolt 2 Dock, however, I was only able to tether one Dell screen instead of two; I've ...
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0answers
23 views

IOThunderboltSwitch Listener Callback

I have read a previous reply to a question regarding IO ThunderBoltSwitch Listener Callback. Is there a chance this could be a backdoor attempt to access my computer. I opened a URL on an email post ...
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votes
6answers
11k views

Connecting a displayport monitor to my Mac Mini (late 2012) using the Thunderbolt port what is the max resolution?

I have a 27" ASUS PB278Q display equipped with a display port, the monitor has a resolution of 2560x1440. If I connect to my thunderbolt port using a mini displayport to displayport cable will it ...
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0answers
27 views

3xHDMI out of a single Thunderbolt port - 2015 MBP

I'm planning on purchasing 3 HDMI monitors to use as a workstation for my MBP. For the sake of ease and convenience, instead of using the native HDMI + 2 mini DP to HDMI adapters, is there any way to ...
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1answer
171 views

Why are drivers not working in Windows 10 with bootcamp?

My colleague has two MacBook Pro 13 (Retina) laptops and has setup Windows 10 through bootcamp on both. The bootcamp wizard has been installed on both but there is a problem with the Thunderbolt ...
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1answer
76 views

Can I use my 2011 iMac as a Thunderbolt display for my PC?

I have an 2011 27" iMac, it has two Thunderbolt ports. I also have an Asus Z87 Deluxe Quad motherboard which has two Thunderbolt ports. I recently got a Thunderbolt to Thunderbolt cable from Apple. ...
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0answers
17 views

Is there a way to have the (automatically adjust) brightness of two thunderbolt displays connected to each other in sync

I have a MacBook Pro Retina with two Thunderbolt Displays connected to it in Daisy Chain mode. Both displays have the Automatically adjust brightness setting on, and the MacBook is closed. Is there a ...
0
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1answer
65 views

Dell monitor does not run on native resolution of 1600x900 pixel when connected to early macbook pro retina 2015 via thunderbolt

just a few hours ago I got 2 dell E2015HV monitors, they are VGA monitors with a native resolution of 1600x900 pixel and since the macbook pro retina does not have any VGA ports I'm using two VGA to ...
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0answers
290 views

Problem with Thunderbolt on Mac Air A1466

Recently I noticed that Apple TB Ethernet Adapter stopped working on my Mac Air. It is not a problem with lost packets. Or with DHCP not working. The system does not detect Adapter. It does not shown ...