Why is my iMac stuck on the startup screen?
Shut the Mac down, usually by pressing the power button; Now press the Command, Option, R, P keys for at least 20 seconds (sometimes 30 might produce better results); Your Mac should restart automatically and if it gets past the loading screen then the problem is solved.
How do I boot my iMac into recovery mode?
How to start Mac in Recovery Mode
- Click on Apple logo at the top left of the screen.
- Select Restart.
- Immediately hold down the Command and R keys until you see an Apple logo or spinning globe.
- Eventually your Mac will show the Recovery Mode Utilities window with the following options:
How do you turn on a Mac that won’t turn on?
Press the Shift+Control+Option keys at the left side of the keyboard and the Power button, and hold them all down. Release all four buttons at the same time, and then press the Power button to turn the Mac on.
How do I unfreeze my iMac?
How to quickly unfreeze your Mac
- Press Command- Esc-Option on your keyboard at the same time, then release them.
- Select the name of the frozen application from the menu’s list and click Force Quit.
- If the Force Quit menu doesn’t appear or the frozen program doesn’t close, you’ll need to restart your computer.
How do you do a hard reset on an iMac?
Shut down your Mac, then turn it on and immediately press and hold these four keys together: Option, Command, P, and R. Release the keys after about 20 seconds. This clears user settings from memory and restores certain security features that might have been altered.
How do I fix an unresponsive Mac?
Restart. If Force Quit doesn’t bail you out, try rebooting the computer. If a frozen Mac prevents you from clicking the Restart command on the Apple menu, hold down the power button for several seconds or press the Control+Command keys and then press the power button.