How to Turn on iMac: A Step-by-Step Guide

Although turning on an iMac may appear straightforward, some users, particularly those who are unfamiliar with Apple computers, may find it complicated. We will offer a thorough tutorial on how to turn on iMac in this article. The procedure is much the same whether you have the newest iMac model or an earlier model. So let’s get started and set your iMac up!

Checking the Power Source

How to Turn on iMac Before turning on your iMac make sure your iMac is correctly connected to a power source before attempting to turn it on. Make sure the iMac’s power cord is firmly connected to the device’s rear and to an active power outlet. Make sure that any power strips or surge protectors are activated and working properly as well.

Where Is the Power Button on iMacs?

Looking for the iMac’s power button? Continue reading to learn where the power button is located on various iMac models and why it’s best not to use it to shut down your Mac.

The power button on an iMac is required to turn it on, unlike Apple’s contemporary notebooks, which turn on when you open them. However, it’s preferable to utilize software to shut down your Mac, as we’ll explain below.

Where Is the Power Button on iMacs?

  • Put your finger on the left-hand back of your iMac while staring at the front of the device.
  • The power button is about two inches in from the bottom border and two inches up on the far left side.
  • The power button is located in the lower right-hand corner of an iMac when viewed from behind.

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How to Turn on iMac for the First Time

  • Find the power button on the back of the iMac after making sure it is linked to a power source and that all of its peripherals are securely fastened.
  • Firmly depress the power button. A startup chime and the Apple logo should appear on the screen.
  • Be patient and wait for the iMac to finish the setup. Depending on the model and settings, it could take anything from a few seconds to a minute.
  • You will be brought to the macOS setup page where you can start customizing your iMac to your preferences after the starting procedure is finished.

How Do I Reset My Mac If It Won’t Turn On?

  • Shut down the MacBook.
  • Unplug and then reconnect the power cable.
  • Press Shift + Ctrl + Option/Alt keys and the power button at the same time.
  • Now release all those keys and the power button at the same time.
  • You may see the light on the power cable flicker.
  • Restart your MacBook.

How Can a Mac Be Started Without a Keyboard?

After removing the battery connector, set the MacBook Air upright, connect the charger, and switch on the power. The MacBook will start up. When the MacBook Air is powered on, gently connect the battery connector while it is plugged in to put it in sleep mode.

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What Is F4 on Mac?

On a Mac, pressing F4 will often perform system tasks like starting the Launchpad application or changing the screen’s brightness. You can find a setting for using the F4 key to play and pause music in MAXQDA for Mac in “System Preferences > Keyboard”.

How Can I Turn on My Macbook Air 2020 Without the Power Button?

You won’t find a physical Power button on a MacBook Pro (2016 model or later) or a new MacBook Air (2018 model or later). Instead, the power button is located next to the Touch Bar, inside the Touch ID button. The top-right button on your MacBook can be pressed to turn it on.

Why Is My Mac Screen Black?

Sometimes faulty data on the startup drive causes the black screen on a Mac. You may easily fix this by starting your Mac in safe mode and ordering it to do disk diagnostics. Power up or restart your Mac to boot into safe mode.

How Do You Hard Reset a Mac?

  • You must simultaneously press and hold down the power button, the Command () button, and the Control (Ctrl) key in order to force your MacBook to restart.
  • Keep pressing these buttons until the screen on your MacBook turns blank and the computer restarts.


Q1. How do I get my iMac to turn on?

A. To turn on your iMac, press and hold the power button located on the back or side of the device. Ensure it’s connected to a power source, and check the power cable and connections for any issues.

Q2. Is there a power button on an iMac?

A. Yes, iMacs have a power button. It is usually located on the back or rear side of the device. Pressing the power button turns the iMac on or off.

Q3. How do I start my iMac if it won’t turn on?

A. If your iMac won’t turn on, first, check if it’s plugged into a power source. If it is, try resetting the SMC (System Management Controller) by unplugging it for 15 seconds, then plug it back in and press the power button. If the issue persists, seek professional assistance.

Q4.Why doesn’t my iMac have a power button?

A. Newer iMac models do not have a physical power button on the front because the power button is integrated into the keyboard. It allows for a more streamlined design and encourages users to turn on/off the computer using the keyboard.


Congratulations! You’ve mastered the fundamentals of turning on your iMac and carrying out setup and maintenance procedures for it. For a seamless computing experience, bear in mind to frequently update and back up your iMac.