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 Format MacOS Problem, HELP !!

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TSiamkent
post May 15 2018, 12:53 PM, updated 8y ago

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Been following some step from google how to restore/format

After Restart and Press Command + R

Then choose Reinstall macOS

But this message appear .

user posted image
TSiamkent
post May 15 2018, 12:54 PM

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So is there any other way i could format or reset my MaC?
ttan777
post May 15 2018, 12:58 PM

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disk utility
TSiamkent
post May 15 2018, 01:19 PM

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QUOTE(ttan777 @ May 15 2018, 12:58 PM)
disk utility
*
THank for reply . But how ?
ttan777
post May 15 2018, 01:44 PM

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https://fieldguide.gizmodo.com/make-your-ma...tall-1697926482
TSiamkent
post May 15 2018, 02:08 PM

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QUOTE(ttan777 @ May 15 2018, 01:44 PM)
oh thank . looking like i miss the first step at utility part .

THank !! will try again
firdausbhari
post May 15 2018, 05:13 PM

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u need to erase your existing drive using disk utility before reinstall OS
TSiamkent
post May 15 2018, 09:39 PM

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QUOTE(firdausbhari @ May 15 2018, 05:13 PM)
u need to erase your existing drive using disk utility before reinstall OS
*
i cant erase

user posted image
firdausbhari
post May 15 2018, 09:56 PM

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QUOTE(iamkent @ May 15 2018, 09:39 PM)
i cant erase

user posted image
*
Erase in recovery. Open disk utility in recovery
wei
post May 16 2018, 05:51 PM

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You need to destroy the CoreStorage/ FileVault volume before you can re-partition it. There are codes you need to punch-in in Terminal. Google how to perform. And stay away from using FileVault if possible if you are not switching to solid state.

This post has been edited by wei: May 16 2018, 05:52 PM
TSiamkent
post May 17 2018, 08:26 AM

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Disk is locked. I can't erase at all.

https://m.imgur.com/a/JuZ5Kh1

 

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