Are you here because your iMac screen stuck on the apple logo while booting up? This is one of the most common issues with iMac. whatever the reason when the operating system of the computer can’t communicate to the hard drive and graphics card, iMac stuck on the apple logo. Besides the apple logo on screen sometimes there is only a white blank screen. We can find this kind of issue only in the iMac but also other Apple devices like MacBook, MacBook Pro, MacBook Air, Mac Mini, Mac Pro and iPhone too.
Why iMac Screen Stuck On Apple Logo?
Recent Software Update
Apple continuously sends you a notification on the iMac screen whenever they have an update for it. Its soo was annoying for receiving the same notification all-day so we respond it by one of these options “Try in an hour“, Try Tonight“, “Remind me tomorrow” or “Turn on automatic software update“. Whenever apple computer starts updating many things matters there, like the health of the hard drive, Storage available, Ram quality, and power. For any of those reasons if software update interrupts in the middle the iMac may boot with forever white screen, or Apple logo. Always have a backup before updating iMac. We can fix this issue by reinstalling the operating system through recovery mode.
Bad Graphic Card
The main job to display any graphics contains after the loading screen on iMac handles by the graphic card. When the graphic card goes bad computer has nothing to display after boot up so it’s stuck there. Some other symptoms of the bad graphics card on iMac can belong booting time, verticles lines on the screen, Random shut down, iMac struggle to load heavy image or videos. If your iMac has a bad graphics card we can either repair or replace. Call or visit us to talk with our technician in Dallas.
Bad Hard Drive
Since hard drive stores all of your data and operating system’s data, there is no surprise when a hard drive goes bad the iMac act unusual. Bad sectors in the hard drive make your iMac slow down, everything in the iMac load slow like slow booting, slow loading, can’t download the things of internet, blasting fan, heating issue and stuck on apple logo also risking all of your data there. We can either replace the hard drive or put new SSD on it. SSD is the new kinds of storage unit faster and reliable than a hard disk drive. We here in Dallas provides the same day hard drive replacement service for all iMac’s models.
How to fix iMac Stuck on Apple Logo
Try Booting on Safe mode
Before restarting your iMac on safe mode make sure you had only connected to necessary items like keyboard and mouse. Safe Mode may be a diagnostic mode designed to repair macOS problems. Thus Safe Mode is often a useful troubleshooting method.
How to boot iMac on Safe Mode
- Shut down your iMac and wait a minimum of 10 seconds.
- Restart your iMac. And immediately, press and hold the Shift key as your computer restarts. you would like to press the Shift key immediately after the startup sound/chime before the Apple logo appears.
- Release the key once you see the grey Apple logo or the login screen. Then log in, please note that you simply may need to log during a few times.
- Be patient because safe mode is slower. if you iMac starts up, restart your iMac normally without pressing any buttons. don’t press the Shift key when restarting.
Reset PRAM or NVRAM
You may want to reset “non-volatile random-access memory” or NVRAM (this is additionally called PRAM). Follow these steps:
- Turn off your iMac.
- Wait a minimum of 10 seconds.
- Turn on your iMac.
- Press and hold the Command-Option-P-R keys together immediately after the startup sound.
- Your computer will restart (keep holding the keys)
- Release the keys once you hear the second startup sound. This process will reset NVRAM.
Resetting the System Management Controller (SMC) may fix your problem. Here is how:
- Disconnect the power adapter.
- Press the power button for more than 10 sec
- Then release the power keys at the same time.
- Connect the power supply
- Reboot your computer
If all of the above’s options didn’t fix your iMac, then you should know the issue is complicated, Reviving the iMac through recovery mode may risk your data. Make sure you have all the backup. If you don’t contact us our technician will help you to fix your computer without losing data.
Repairing the Disk in Recovery mode
You can try repairing your startup disk by opening Disk Utility from macOS Recovery. We do this because it’s possible that the disk could also be corrupted. Please follow these steps:
- Turn off your iMac.
- Restart your iMac and hold option+R keys immediately after the Apple startup chime. Keep holding the buttons until you see the Apple logo.
- When your iMac starts up, you’ll see the “macOS Utilities” window.
- Select Disk Utility and click on Continue.
- Select your startup disk (by default, it’s called Macintosh HD, unless you renamed it).
- Click the primary Aid icon then click the Run button. Disk Utility will now attempt to find and repair any problems.
- When you are done, then reboot your iMac.
Reinstall the Operating System
Reinstalling macOS may fix the issue but this may also delete all the data from your hard drive. You’ll use macOS Recovery to try to to this. Here is how:
Shut down your Mac. you’ll get to restart your Mac from macOS Recovery. There are a couple of options you’ll choose. Here are the startup options:
- Restart your Mac and immediately, press and hold the Command-R keys until you see a spinning globe: this feature will reinstall the newest macOS that was on your Mac. We recommend this feature. this may reinstall the macOS version that’s stored on your Mac.
- Restart your Mac and immediately, press and hold the Option-Command-R keys until a spinning globe appears: this may upgrade to the newest macOS.
- Restart your Mac and immediately, press and hold the Shift-Option-Command-R keys until you see a spinning globe: this may reinstall the macOS that came together with your Mac when it had been bought.
Select Reinstall macOS, then click Continue then follow the onscreen instructions.
If none of these troubleshooting options fixing your iMac, then you know maybe the hard drive, graphics card or the CPU is bad there. This doesn’t mean that the problems are not fixable it means that its Next level Repair and should be done by the experienced Technician.