Aug 08, 2018 Click the Apple menu icon and then select Restart.As the Mac restarts, hold down the Command and R keys until the Mac OS X Utilities window appears.; Select Disk Utility, and then click Continue.; Select your startup disk on the left side of the screen, and then click Erase.; Click the Format pop-up menu, choose Mac OS Extended, provide a name, and then click Erase. Confirm that you want to remove data from your Mac. Sign out of iMessage. Before you restore Mac to factory settings, be sure to sign out of iMessage. Here’s how to do that: Open up Messages. Click Messages in the Menu bar in the top left corner of your screen. From the drop-down menu, choose Preferences. Select your iMessage account.
- Updated on 2020-05-27 to iPhone Care
To restore settings via Time Machine, just follow the steps below: Shut down your Mac and restart it as you would normally. Immediately after turning on your Mac, hold down the Command and R keys, then release the keys when you see the Apple logo. This will open the Utilities window.
In our digital life, there are a lot of situations that we will need to install IPSW file on iPhone, iPad or iPod touch, like, update iOS system, restore unsigned ipsw without iTunes, downgrade iOS, repair iOS issues, restore device to factory reset and so forth. At the very beginning, we'd better figure out what the IPSW is.
What is IPSW?
IPSW file is the raw iOS software for iPhone, iPad, and iPod touch, which is normally used in iTunes to install iOS firmware. And iTunes utilizes the IPSW file format to store iOS firmware to restore any device to its original state. In the following, we will show you how to install iOS manually with IPSW.
How to Use IPSW File to Restore/Update iPhone with iTunes
Now follow the guide below to learn how to restore iPhone with IPSW:
- Step 1: Download the IPSW file you want from here.
- Step 2: Open iTunes. Select your device by clicking the 'device' icon. In the Summary panel hold the Option key and click Update or Restore if using a Mac, or hold the Shift key and click Update or Restore if using a Windwos PC.
- Step 3: Now select your IPSW file. Browse for the download location, select the file, and click Choose. Your device will update as if the file had been downloaded through iTunes.
Important Notes:
- 1. Unsigned IPSW files are not supported. No tools in the market supports to restore unsigned IPSW files.
- 2. Before updating or restoring iOS with IPSW, we highly recommend you backup your files beforehand because the data will be wiped out after restoring from IPSW files. You can use Apple's backup methods to backup to iPhone or iCloud. Also, there are lots of free iPhone backup software that let you backup your files more flexibly.
How to Perform IPSW Restore without iTunes?
Have you met situations like, iTunes won't let you restore iPhone from IPSW file, or your iPhone/ipad might got stuck when you are trying to restore or update them from IPSW, or see an error when using iTunes? You can try to restore iPhone from IPSW without iTunes by using iPhone restore tool - UltFone iOS System Repair, a profesional IPSW restore tool that empowers you to restore iPhone/iPad with the latest IPSW file and thus fix various iOS system issues like iPhone black screen of death, Apple logo loop, iPhone frozen, iPhone stuck in recovery mode, and more.
Download and install this iOS firmware restore tool free to your PC or Mac computer, and follow the steps to restore IPSW without iTunes.
- Step 1 Launch this IPSW restore tool and connect your iPhone to computer. Then scroll down to 'Repair Operating System' on the main interface.
- Step 2 By default, this program will display the latest signed IPSW file that matches your device. You can click 'Download' button to start downloading the IPSW file online.
- Step 3 After downloading. Hit 'Repair Now' to start installing the IPSW file to your iPhone and fixing the iOS problems.
- Step 3 Once the repair is done, your iPhone/iPad will automatically reboot and everything will get back to normal.
![How How](https://www.topgizmo.com/wp-content/uploads/2016/04/how-to-use-apple-health-app-in-ios-9.jpg)
Just free download this best IPSW restore tool to restore your iPSW files without iTunes. Enjoy!
Install or Reinstall Mavericks, Lion/Mountain Lion from Scratch
Be sure you backup your files to an external drive or second internal drive because the following procedure will remove everything from the hard drive. Nv3500 technical manual. Spss statistics full version.
Boot to the Recovery HD:
Restart the computer and after the chime press and hold down the COMMAND and R keys until the menu screen appears. Alternatively, restart the computer and after the chime press and hold down the OPTION key until the boot manager screen appears. Select the Recovery HD and click on the downward pointing arrow button.
Erase the hard drive:
1. Select Disk Utility from the main menu and click on the Continue button.
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2. After DU loads select your startup volume (usually Macintosh HD) from the
left side list. Click on the Erase tab in the DU main window.
3. Set the format type to Mac OS Extended (Journaled.) Optionally, click on
the Security button and set the ZeroData option to one-pass. Click on
the Erase button and wait until the process has completed.
4. Quit DU and return to the main menu.
Reinstall Lion/Mountain Lion, Mavericks: Select Reinstall Lion/Mountain Lion, Mavericks and click on the Install button.
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Note: You will need an active Internet connection. I suggest using Ethernet if possible
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because it is three times faster than wireless.