This text explains easy methods to use an outdated iMac made between late 2009 and 2013 as a show for an additional Apple gadget. When you’ve got an outdated iMac with Goal Show Mode, your Mac mini or one other Mac could make use of your outdated 27-inch iMac as a show.
What You Must Use Your iMac as a Monitor
Show mode-compatible 27-inch iMacs have both a bi-directional Mini DisplayPort or a Thunderbolt port (relying on the mannequin). You want the right ports and cables to make the connection between the 2 Macs.
The iMac used as a show should be working macOS Excessive Sierra (10.13.6) or earlier. The supply Mac will need to have macOS Catalina (10.15) or earlier put in.
Appropriate iMacs
The 27-inch iMacs launched in late 2009 included the primary model of Goal Show Mode, a characteristic that allowed iMacs for use as shows for different Apple gadgets. Nonetheless, by the point Apple launched the 2014-2015 Retina Show iMacs, they not supported the characteristic.
The iMac not helps Goal Show Mode, however a number of fashions offered in late 2009 by way of 2014 have the characteristic.
iMac Mannequin * |
Port Sort |
Appropriate Mac Supply* |
2009 – 2010 27-inch iMac |
Mini DisplayPort |
Mac with Mini DisplayPort or Thunderbolt |
2011 – 2014 iMac |
Thunderbolt |
Mac with Thunderbolt |
2014 – 2015 Retina iMacs |
Thunderbolt |
No Goal Show Mode assist |
Find out how to Allow and Disable Goal Show Mode
When you’ve got an appropriate iMac mannequin, applicable cables, and the required working system, you’ll be able to arrange Goal Show Mode. Here is how:
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Activate the iMac that will probably be used because the show and the Mac that would be the supply.
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Join the 2 Macs with both a Mini DisplayPort cable or a Thunderbolt cable.
-
The connection usually occurs routinely, but when your iMac would not routinely enter Goal Show Mode, press Command+F2 on the iMac to manually enter Goal Show Mode. The iMac shows the display screen contents of the supply Mac.
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When you’re able to exit Goal Show Mode, manually flip off the characteristic by urgent the Command+F2 keyboard mixture or by disconnecting the iMac from the supply Mac.
What to Do If Goal Show Mode Does not Work
If Goal Show Mode is not functioning as anticipated, strive these steps to assist make the connection.
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Do not die Command+Fn+F2. This may occasionally work for some keyboard sorts.
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Make sure that the Mini DisplayPort or Thunderbolt cable is linked appropriately.
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If the iMac getting used as a show is at the moment booted from a Home windows quantity, restart it from the conventional Mac startup drive.
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When you’re at the moment logged in to the iMac you plan to make use of as a show, sign off and return to the conventional login display screen.
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A couple of third-party keyboards do not ship the Command+F2 appropriately. Use one other keyboard or the unique keyboard that got here together with your Mac.
Issues to Think about
- The iMac will proceed to run its working system and any purposes that had been open when it entered Goal Show Mode.
- Whereas in Goal Show Mode, solely the keyboard’s show brightness, quantity, and Goal Show Mode key combos are lively. Every other keyboard enter is ignored. USB, FireWire, and inputs aside from the keyboard are additionally ignored.
- The supply Mac cannot make use of any of the show iMac’s options, together with the built-in iSight digicam.
- Goal Show Mode will be useful in lots of conditions, nevertheless it’s not a full-time substitute for having a devoted show for an additional Mac.
Ought to You Use Your iMac as a Show?
If a short lived want arises, certain, why not? However in the long term, it simply would not make sense to waste the computing energy of an iMac, nor does it make sense to pay for the vitality the iMac must run while you’re solely utilizing the show. Bear in mind, the remainder of the iMac remains to be working behind the scenes, consuming electrical energy and producing warmth.
When you want a big show in your Mac, seize a good 27-inch or bigger laptop monitor. It would not have to be a Thunderbolt show; virtually any monitor with a DisplayPort or Mini DisplayPort will work nicely.
Utilizing A number of iMacs as Shows
It is doable to make use of multiple iMac as a show offered all of the Macs—each the iMacs used for show and the supply Mac—are utilizing Thunderbolt connectivity.
Every iMac used as a show counts in opposition to the concurrently linked shows supported by the Mac you are utilizing because the supply.
Most Related Thunderbolt Shows
Mac |
Variety of Shows |
MacBook Air (Mid 2011) |
1 |
MacBook Air (Mid 2012 – 2014) |
2 |
MacBook Professional 13-inch (2011) |
1 |
MacBook Professional Retina (Mid 2012 and later) |
2 |
MacBook Professional 15-inch (Early 2011 and later) |
2 |
MacBook Professional 17-inch (Early 2011 and later) |
2 |
Mac mini 2.3 GHz (Mid 2011) |
1 |
Mac mini 2.5 GHz (Mid 2011) |
2 |
Mac mini (Late 2012 – 2014) |
2 |
iMac (Mid 2011 – 2013) |
2 |
iMac 21.5-inch (Mid 2014) |
2 |
Mac Professional (2013) |
6 |
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