To save your data, you will need a Hard Drive/SSD with:
* The same amount as or more storage than the Hard Drive/SSD currently in your Mac
* The ability to connect via USB (if you have a SATA or IDE hard drive and you want to use it for this, you can buy an [link|https://smile.amazon.com/dp/B00BIE996S/ref=cm_sw_r_apan_glt_i_ZVHWCS3ZG9BQTZWEYMC6|adapter])
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To save your data, do the following:
# Shut down the machine.
# Plug in the hard drive/SSD. If you are using an adapter that requires extermal power, plug in the power supply and flip the switch to on.
# Press the power button, then immediately start holding Command+R.
# Keep holding Command+R until you see a window that says “MacOS Utilities”
# Double-Click on “Disk Utility”
# Click View>Show all volumes
# If the external Hard Drive/SSD isn't formatted as MacOS Extended Journaled (also known as HFS or HFS+), format it now.
# In the partition of your external Hard Drive/SSD, click “Restore”. When it asks you where to restore from, choose the partition “Macintosh HD”, then click “Restore”
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# This process may take several hours. When it is complete, shut down the machine and plug out the Hard Drive/SSD.
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# This process may take several hours. When it is complete, click “Done” or “Finish”, then shut down the machine and plug out the Hard Drive/SSD.
To save your data, you will need a Hard Drive/SSD with:
* The same amount as or more storage than the Hard Drive/SSD currently in your Mac
* The ability to connect via USB (if you have a SATA or IDE hard drive and you want to use it for this, you can buy an [link|https://smile.amazon.com/dp/B00BIE996S/ref=cm_sw_r_apan_glt_i_ZVHWCS3ZG9BQTZWEYMC6|adapter])
To save your data, do the following:
# Shut down the machine.
# Plug in the hard drive/SSD. If you are using an adapter that requires extermal power, plug in the power supply and flip the switch to on.
# Press the power button, then immediately start holding Command+R.
# Keep holding Command+R until you see a window that says “MacOS Utilities”
# Double-Click on “Disk Utility”
# Click View>Show all volumes
# If the external Hard Drive/SSD isn't formatted as MacOS Extended Journaled (also known as HFS or HFS+), format it now.
# In the partition of your external Hard Drive/SSD, click “Restore”. When it asks you where to restore from, choose the partition “Macintosh HD”, then click “Restore”
# This process may take several hours. When it is complete, shut down the machine and plug out the Hard Drive/SSD.