How to reinstall mac os 2017 how to#
How to reinstall mac os 2017 install#
How to reinstall mac os 2017 update#
How to reinstall mac os 2017 mac#

How to reinstall mac os 2017 mac#

The next step is to turn the Mac off, then turn it back on again. Simply turning the brightness up or turning the Mac on will resolve those type of issues quickly.

Often the brightness is just turned down low or the computer is actually off and not in sleep mode.

Check to make sure the Mac is plugged in to a power source (even a laptop, the battery could be drained).

If the Mac is using an external display, make sure that display is powered on.

Make sure the Mac is actually powered on.

Turn the screen brightness all the way up.

1: Check the Obvious: Screen Brightness & Powerīefore anything else, check the obvious possibilities: We’ve broken down this troubleshooting guide into sections from the easiest and most obvious solutions to the more complicated, follow along as needed. Resolving a Black Screen on Mac When Waking from Sleep

How to reinstall mac os 2017 how to#

Here’s how to reset your Mac computer to factory settings.Don’t panic! If you experience an unresponsive black screen when waking your Mac from sleep, you’ll likely be able to resolve the problem with the following troubleshooting steps. If all else fails, you can reinstall macOS using Recovery Mode and try downloading the updates again. Select Done once you see the green check box beside the hard disk icon. You will get a popup saying that the process might take several minutes or hours. Choose Run on the dialog box that comes up. This allows your Mac to look for corrupted files and fix them. You’ll see this at the top of the screen menu. You can also press the Command + A keys on your keyboard at the same time. You can do this by opening a Finder window and clicking Applications in the left sidebar. Click Continue on the prompts that follow.

How to reinstall mac os 2017 update#

For example, if you’re on macOS Catalina 10.15.5, the Combo Update allows you to download macOS Catalina 10.15.7 without having to download 10.15.6.

How to reinstall mac os 2017 install#

If you’re trying to install point releases (patch updates in between major software versions), try downloading the Combo Update of the software version you want. Then select the update you want to download.Finally, try downloading the update again.ĭownload the Mac Update from Apple’s Website.Release the Shift key when you see the Apple logo appear on your screen.Immediately press and hold down the Shift key on your keyboard.Then press the power button to turn your Mac back on.Once your Mac turns off, wait for 10 seconds.Click Shut Down on the dialog box that appears.It might take a long time for your computer to restart. You can also click More info to see what changes will be made with the update and if there are any system requirements, such as how much storage space you need to update your Mac. Note: If you want to install future updates automatically, check the box next to Automatically keep my Mac up to date. To find out how fast your WiFi connection is, check out our guide on how to test your WiFi speed. However, this is usually not very accurate, and it could take a long time, depending on your internet speed. You will see a countdown clock with the estimated time it will take to download the update in the window.

It might take a while for the progress wheel to stop spinning as your computer searches for an update.

Wait for your Mac to check for available updates.

If an update is available, you might see a red badge icon in the top-right corner of the gear icon.

Next, select Software Update.This is the menu option with the gear icon.

If an update is available, you might see a notification in the drop-down menu.

Click the Apple logo in the top-left corner of your screen.

Once the update is finished downloading, click Download and Restart. Wait for your computer to find the update and click Update Now. Then go to System Preferences > Software Update. To update your Mac, click the Apple logo in the top-left corner of your screen. You can view the list of devices compatible with Big Sur from Apple’s support page.įinally, remove any external hard drives or peripherals connected to your Mac.

You also need to check that the software version you want to install is compatible with your Mac hardware. To find out how to back up your Mac computer with Time Machine, check out our step-by-step guide here. Here’s how to update your Mac, and what to do if your Mac won’t update.īefore you update your Mac, you should back up your files in case your computer crashes. Your Mac will be less likely to get bugs or suffer from crashes, which will also improve your computer’s overall performance. Updating your Mac is important so you can get Apple’s newest features and security patches.