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macOS High Sierra won't shut down

EtreCheck version: 4.3.6 (4D041)

Report generated: 2018-08-03 17:33:44

Download EtreCheck from https://etrecheck.com

Runtime: 3:03

Performance: Good


Problem: Other problem

Description:

iMac won’t shut down. Stops at dark gray screen and mouse pointer in top left.

Have already tried:

Resetting SMC

Resetting NVRAM

Running macOS Disk First Aid which found no errors

Restoring a fresh copy of macOS from recovery mode.


**No luck.


Major Issues:

Anything that appears on this list needs immediate attention.


Unsigned files- There are unsigned software installed that could be adware and should be reviewed.


Minor Issues:

These issues do not need immediate attention but they may indicate future problems.


System modifications- There are a large number of system modifications running in the background.

Abnormal shutdown- Your machine shut down abnormally.


Hardware Information:

iMac (Retina 5K, 27-inch, Late 2014)

iMac Model: iMac15,1

1 4 GHz Intel Core i7 (i7-4790K) CPU: 4-core

32 GB RAM - At maximum

BANK 0/DIMM0 - 8 GB DDR3 1600 ok

BANK 1/DIMM0 - 8 GB DDR3 1600 ok

BANK 0/DIMM1 - 8 GB DDR3 1600 ok

BANK 1/DIMM1 - 8 GB DDR3 1600 ok


Video Information:

AMD Radeon R9 M295X - VRAM: 4096 MB

iMac

C24F390 1920 x 1080 @ 60 Hz


Drives:

disk0 - APPLE SSD SM1024F 1.00 TB (Solid State - TRIM: Yes)

Internal PCI 5.0 GT/s x2 Serial ATA

disk0s1 - EFI (MS-DOS FAT32) [EFI] 210 MB

disk0s2 1.00 TB

disk1s1 - Macintosh HD (APFS) 1.00 TB (387.95 GB used)

disk1s2 - Preboot (APFS) [APFS Preboot] 1.00 TB (53 MB used)

disk1s3 - Recovery (APFS) [Recovery] 1.00 TB (1.04 GB used)

disk1s4 - VM (APFS) [APFS VM] 1.00 TB (2.15 GB used)


disk2 - Samsung SSD 840 EVO 1TB 1.00 TB (Solid State - TRIM: No)

External Thunderbolt 6 Gigabit Serial ATA

disk2s1 - EFI (MS-DOS FAT32) [EFI] 210 MB

disk2s2 - S**************D (Journaled HFS+) 999.86 GB


disk3 - WDC WD1001FALS-41K1B0 1.00 TB (Mechanical)

External Thunderbolt 3 Gigabit Serial ATA

disk3s1 - EFI (MS-DOS FAT32) [EFI] 210 MB

disk3s2 - P**x (Journaled HFS+) 999.86 GB


disk4 - WDC WD2001FASS-00U0B0 2.00 TB (Mechanical)

External Thunderbolt 3 Gigabit Serial ATA

disk4s1 - EFI (MS-DOS FAT32) [EFI] 210 MB

disk4s2 - V***********h (Journaled HFS+) 2.00 TB


disk5 - Samsung Portable SSD T5 1.00 TB

External USB 5 Gbit/s

disk5s1 - EFI (MS-DOS FAT32) [EFI] 210 MB

disk5s2 1000.00 GB

disk6s1 - S************5 (APFS) 1000.00 GB (381.63 GB used)

disk6s2 - Preboot (APFS) [APFS Preboot] 1000.00 GB (25 MB used)

disk6s3 - Recovery (APFS) [Recovery] 1000.00 GB (529 MB used)


disk7 - ASMT106x_ V0Safe 6.00 TB (Mechanical)

External Thunderbolt 6 Gigabit Serial ATA

disk7s1 - EFI (MS-DOS FAT32) [EFI] 210 MB

disk7s2 - B*****s (Journaled HFS+) 6.00 TB


disk8 - 5D - TB 17.59 TB

External SCSI

disk8s1 - EFI (MS-DOS FAT32) [EFI] 210 MB

disk8s2 - D**************e (Journaled HFS+) 17.59 TB


disk9 - 5D - TB 17.59 TB

External SCSI

disk9s1 - EFI (MS-DOS FAT32) [EFI] 210 MB

disk9s2 - D*********o (Journaled HFS+) 17.59 TB


Mounted Volumes:

disk1s1 - Macintosh HD 1.00 TB (608.95 GB free)

APFS

Mount point: /


disk1s4 - VM [APFS VM] 1.00 TB (608.95 GB free)

APFS

Mount point: /private/var/vm


disk2s2 - S**************D 999.86 GB (644.64 GB free)

Journaled HFS+

Mount point: /Volumes/S**************D


disk3s2 - P**x 999.86 GB (246.18 GB free)

Journaled HFS+

Mount point: /Volumes/P**x


disk4s2 - V***********h 2.00 TB (1.78 TB free)

Journaled HFS+

Mount point: /Volumes/V***********h


disk6s1 - S************5 1000.00 GB (617.61 GB free)

APFS

Mount point: /Volumes/S************5


disk7s2 - B*****s 6.00 TB (519.47 GB free)

Journaled HFS+

Mount point: /Volumes/B*****s


disk8s2 - D**************e 17.59 TB (10.64 TB free)

Journaled HFS+

Mount point: /Volumes/D**************e


disk9s2 - D*********o 17.59 TB (13.99 TB free)

Journaled HFS+

Mount point: /Volumes/D*********o


Network:

Interface USA19H11P1.1: Keyspan USA-19H

Interface USA19H13P1.1: Keyspan USA-19H 2

Interface KeySerial1: Keyspan USA-19H 3

Interface usbserial-14110: RigExpert AA-30

Interface USA19H1P1.1: Keyspan USA-19H 4

Interface USA19H3P1.1: Keyspan USA-19H 5

Interface en0: Ethernet

One IPv4 address

Interface en6: iPhone

One IPv4 address

Interface fw0: Thunderbolt FireWire

Interface en1: Wi-Fi

802.11 a/b/g/n/ac

One IPv4 address

Interface en4: Bluetooth PAN

Interface bridge0: Thunderbolt Bridge

Interface en5: Thunderbolt Ethernet Slot 1


System Software:

macOS High Sierra 10.13.6 (17G65)

Time since boot: Less than an hour

System Load: 4.04 (1 min ago) 18.20 (5 min ago) 12.14 (15 min ago)


Configuration Files:

File /etc/sysctl.conf exists but not expected


Security:

SystemStatus
GatekeeperMac App Store and identified developers
System Integrity ProtectionEnabled


Unsigned Files:

Launchd: /Library/LaunchDaemons/com.rogueamoeba.aceagent.plist

Executable: aceagent

Launchd: ~/Library/LaunchAgents/tv.plex.player-helper.plist

Executable: /Applications/Plex Media Player.app/Contents/MacOS/../Resources/PMP Helper

Details: Exact match found in the whitelist - probably OK

Launchd: /Library/LaunchDaemons/com.adobe.SwitchBoard.plist

Executable: /Library/Application Support/Adobe/SwitchBoard/SwitchBoard.app/Contents/MacOS/launch.switchboard

Details: Exact match found in the whitelist - probably OK

Launchd: /Library/LaunchDaemons/com.oracle.java.Helper-Tool.plist

Executable: /Library/Internet Plug-Ins/JavaAppletPlugin.plugin/Contents/Resources/Helper-Tool

Details: Exact match found in the whitelist - probably OK

Launchd: /Library/LaunchDaemons/com.crushftp.CrushFTP.plist

Executable: /Applications/CrushFTP8_OSX/CrushFTP8.app/Contents/MacOS/CrushFTP.command -d

Details: Exact match found in the whitelist - probably OK

Launchd: /Library/LaunchAgents/org.chromium.chromoting.plist

Executable: /Library/PrivilegedHelperTools/org.chromium.chromoting.me2me.sh --run-from-launchd

Details: Exact match found in the whitelist - probably OK

Launchd: /Library/LaunchAgents/com.oracle.java.Java-Updater.plist

Executable: /Library/Internet Plug-Ins/JavaAppletPlugin.plugin/Contents/Resources/Java Updater.app/Contents/MacOS/Java Updater -bgcheck

Details: Exact match found in the whitelist - probably OK

Launchd: /Library/LaunchDaemons/com.crushftp.CrushFTPUpdate.plist

Executable: /Applications/CrushFTP8_OSX/CrushFTP8.app/Contents/Resources/Java/daemonUpdate. sh

Details: Exact match found in the whitelist - probably OK

Launchd: /Library/LaunchAgents/com.adobe.CS5ServiceManager.plist

Executable: /Library/Application Support/Adobe/CS5ServiceManager/CS5ServiceManager.app/Contents/MacOS/CS5Service Manager -launchedbylogin

Details: Exact match found in the whitelist - probably OK


32-bit Applications:

None


Kernel Extensions:

/Library/Extensions

[Loaded] LittleSnitch.kext (Objective Development Software GmbH, 4.1.2 - SDK 10.11)

[Loaded] OWCThunderboltDockChargingSupport.kext (SoftRAID LLC, 1.0.1 - SDK 10.11)

[Loaded] TrustedDataSCSIDriver.kext (Drobo, Inc., 1.8.0 - SDK 10.10)

[Loaded] DroboTBT.kext (Drobo, Inc., 1.4 - SDK 10.10)

[Loaded] Boom2Device.kext (Global Delight Technologies Pvt. Ltd, 1.2 - SDK 10.12)

[Loaded] KeyspanUSAdriver.kext (TRIPPE MANUFACTURING COMPANY, 4.0 - SDK 10.12)

[Loaded] SophosFileProtection.kext (Sophos, 9.6.53 - SDK 10.11)

[Loaded] SophosWebProtection.kext (Sophos, 9.6.52 - SDK 10.11)


/System/Library/Extensions

[Not Loaded] EyeTVAfaTechHidBlock.kext (1.1)

[Not Loaded] EyeTVCinergy450AudioBlock.kext (1.1)

[Not Loaded] EyeTVCinergyXSAudioBlock.kext (1.1)

[Not Loaded] EyeTVEmpiaAudioBlock.kext (1.1)

[Not Loaded] EyeTVVoyagerAudioBlock.kext (1.1)


System Launch Agents:

[Not Loaded]7 Apple tasks
[Loaded]170 Apple tasks
[Running]115 Apple tasks
[Other]One Apple task


System Launch Daemons:

[Not Loaded]36 Apple tasks
[Loaded]175 Apple tasks
[Running]124 Apple tasks


Launch Agents:

[Loaded]com.oracle.java.Java-Updater.plist (? 6afd056a - installed 2018-04-08)
[Loaded]com.microsoft.update.agent.plist (Microsoft Corporation - installed 2018-07-10)
[Running]com.sophos.uiserver.plist (Sophos - installed 2018-04-08)
[Loaded]com.google.keystone.agent.plist (Google, Inc. - installed 2018-07-17)
[Running]com.teamviewer.teamviewer_desktop.plist (TeamViewer GmbH - installed 2018-08-03)
[Not Loaded]com.adobe.AAM.Updater-1.0.plist (? ffb65062 - installed 2018-04-26)
[Running]org.chromium.chromoting.plist (? 81572da9 - installed 2018-05-31)
[Running]at.obdev.LittleSnitchHelper.plist (Objective Development Software GmbH - installed 2018-07-09)
[Loaded]com.adobe.CS5ServiceManager.plist (? 40cdc1ff - installed 2018-04-13)
[Running]com.sophos.agent.plist (Sophos - installed 2018-04-08)
[Running]at.obdev.LittleSnitchUIAgent.plist (Objective Development Software GmbH - installed 2018-07-09)
[Running]com.teamviewer.teamviewer.plist (TeamViewer GmbH - installed 2018-08-03)
[Not Loaded]com.adobe.GC.Invoker-1.0.plist (Adobe Systems, Inc. - installed 2018-05-30)


Launch Daemons:

[Loaded]com.adobe.fpsaud.plist (Adobe Systems, Inc. - installed 2018-03-26)
[Running]com.crushftp.CrushFTP.plist (? 0 - installed 2018-08-03)
[Running]com.sonos.SonosLibraryServer.plist (Sonos, Inc. - installed 2018-07-23)
[Running]com.sophos.common.servicemanager.plist (Sophos - installed 2018-04-08)
[Running]com.apple.ppp.l2tp.plist (Apple - installed 2018-07-04)
[Running]com.bombich.ccchelper.plist (Bombich Software, Inc. - installed 2018-07-29)
[Running]at.obdev.littlesnitchd.plist (Objective Development Software GmbH - installed 2018-07-09)
[Running]com.datarobotics.ddservice64d.plist (Drobo, Inc. - installed 2018-05-29)
[Loaded]com.google.keystone.daemon.plist (Google, Inc. - installed 2018-07-17)
[Running]com.adobe.agsservice.plist (Adobe Systems, Inc. - installed 2018-05-30)
[Loaded]com.crushftp.CrushFTPUpdate.plist (? 0 - installed 2018-08-03)
[Loaded]com.adobe.SwitchBoard.plist (? 68cad67 - installed 2018-04-13)
[Loaded]com.microsoft.autoupdate.helper.plist (Microsoft Corporation - installed 2018-07-10)
[Running]com.teamviewer.teamviewer_service.plist (TeamViewer GmbH - installed 2018-08-03)
[Loaded]com.teamviewer.Helper.plist (TeamViewer GmbH - installed 2018-07-24)
[Running]com.elgato.EyeConnect.plist (SHENZHEN GENIATECH INC.,LTD - installed 2017-07-30)
[Loaded]com.oracle.java.Helper-Tool.plist (? e3fefdd2 - installed 2018-04-08)
[Loaded]com.apple.installer.osmessagetracing.plist (Apple - installed 2018-07-04)
[Loaded]com.microsoft.office.licensingV2.helper.plist (Microsoft Corporation - installed 2018-03-12)
[Loaded]com.rogueamoeba.aceagent.plist (? 88630f9d - installed 2018-03-05)
[Running]com.adobe.agmservice.plist (Adobe Systems, Inc. - installed 2018-05-30)


User Launch Agents:

[Loaded]com.adobe.AAM.Updater-1.0.plist (? 0 - installed 2018-04-23)
[Loaded]com.dropbox.DropboxMacUpdate.agent.plist (Dropbox, Inc. - installed 2018-04-12)
[Loaded]com.logmein.GoToMeeting.G2MUpdate.plist (LogMeIn, Inc. - installed 2018-04-17)
[Loaded]com.sheepsystems.Synkmark.48B0CB55-0EF4-4382-8373-84B73F047603.001.001.plist (Jerry Krinock - installed 2018-06-28)
[Loaded]com.sheepsystems.Synkmark.48B0CB55-0EF4-4382-8373-84B73F047603.001.000.plist (Jerry Krinock - installed 2018-06-28)
[Not Loaded]com.adobe.GC.Invoker-1.0.plist (Adobe Systems, Inc. - installed 2018-05-30)
[Loaded]com.adobe.ARM.***.plist (Adobe Systems, Inc. - installed 2018-04-13)
[Loaded]com.citrixonline.GoToMeeting.G2MUpdate.plist (LogMeIn, Inc. - installed 2018-04-17)
[Loaded]com.sheepsystems.Synkmark.48B0CB55-0EF4-4382-8373-84B73F047603.000.002.plist (Jerry Krinock - installed 2018-06-28)
[Loaded]com.sheepsystems.Synkmark.48B0CB55-0EF4-4382-8373-84B73F047603.000.001.plist (Jerry Krinock - installed 2018-06-28)
[Loaded]com.sheepsystems.Synkmark.48B0CB55-0EF4-4382-8373-84B73F047603.000.000.plist (Jerry Krinock - installed 2018-08-01)
[Running]com.c-command.SpamSieve.LaunchAgent.plist (C-Command Software, LLC - installed 2018-05-01)
[Running]com.sheepsystems.Synkmark.QuatchRunner.plist (Jerry Krinock - installed 2018-07-27)
[Running]tv.plex.player-helper.plist (? 0 - installed 2018-07-28)


User Login Items:

Audio Hijack 3 Schedule Helper Application (Rogue Amoeba Software, LLC - installed 2018-04-23)

(/Library/Application Support/Audio Hijack/Audio Hijack 3 Schedule Helper.app)

DDAssist Application (Drobo, Inc. - installed 2018-06-24)

(/Applications/Drobo Dashboard.app/Contents/Resources/DDAssist.app)

Dropbox Application (Dropbox, Inc. - installed 2018-07-31)

(/Applications/Dropbox.app)

OpenDNS Updater Application (? - installed 2010-06-16)

(/Applications/OpenDNS Updater.app)

Backup and Sync from Google Application (Google, Inc. - installed 2018-05-30)

(/Applications/Backup and Sync.app)

iTunesHelper Application (Apple - installed 2018-07-12)

(/Applications/iTunes.app/Contents/MacOS/iTunesHelper.app)

Keenai Application (Eye-Fi, Inc - installed 2018-04-14)

(/Applications/Keenai.app)

Spectacle Application (Eric Czarny - installed 2018-04-14)

(/Applications/Spectacle.app)

Plex Media Server Application (Plex Inc. - installed 2018-07-21)

(/Applications/Plex Media Server.app)

Load Icecast Application (? - installed 2018-07-16)

(~/Documents/Workflows/Load Icecast.app)

WeatherSnoop 4 Application (Tee-Boy - installed 2018-04-06)

(/Applications/WeatherSnoop 4.app)

Microsoft Outlook Application (Microsoft Corporation - installed 2018-07-10)

(/Applications/Microsoft Outlook.app)

CCC User Agent Application (Bombich Software, Inc. - installed 2018-07-29)

(/Applications/Carbon Copy Cloner.app/Contents/Library/LoginItems/CCC User Agent.app)

Stop-Start2 VPN Application (? - installed 2018-07-28)

(~/Documents/Workflows/Stop-Start2 VPN.app)

Parallels Toolbox Application (Parallels International GmbH - installed 2018-08-01)

(/Applications/Parallels Toolbox.app)

Messages Application (Apple - installed 2018-07-04)

(/Applications/Messages.app)

SMARTReporter Application (Mac App Store - installed 2018-06-20)

(/Applications/SMARTReporter.app)

Scroll Reverser Application (? - installed 2011-09-29)

(/Applications/Scroll Reverser.app)

Mail Application (Apple - installed 2018-07-04)

(/Applications/Mail.app)

SoundSource Application (Rogue Amoeba Software, LLC - installed 2018-04-23)

(/Applications/SoundSource.app)

iTunes Application (Apple - installed 2018-07-12)

(/Applications/iTunes.app)

StartLadiocast Application (? - installed 2018-07-21)

(~/Documents/Workflows/StartLadiocast.app)

com.adobe.SwitchBoard.monitor.plist MachInit (?)

(/etc/mach_init_per_user.d/com.adobe.SwitchBoard.monitor.plist)


Internet Plug-ins:

AdobeAAMDetect: (installed 2018-04-13)

FlashPlayer-10.6: (installed 2018-04-15)

QuickTime Plugin: (installed 2018-07-04)

AdobePDFViewerNPAPI: (installed 2018-04-13)

AdobePDFViewer: (installed 2018-04-13)

Flash Player: (installed 2018-04-15)

JavaAppletPlugin: (installed 2018-06-27)


Safari Extensions:

1Password.safariextz - AgileBits - https://agilebits.com/onepassword(installed 2018-07-19)
OpenIE.safariextz - Parallels - http://www.parallels.com (installed 2018-05-26)


3rd Party Preference Panes:

Flash Player (installed 2018-03-26)

Java (installed 2018-06-27)


Time Machine:

Skip System Files: No

Mobile backups:

Auto backup: Yes

Volumes being backed up:

S**************D: Disk size: 999.86 GB - Disk used: 355.22 GB

Macintosh HD: Disk size: 1.00 TB - Disk used: 391.39 GB

Destinations:

D**************e [Local] (Last used)

Total size: 17.59 TB

Total number of backups: 200

Oldest backup: 2015-05-21 21:41:28

Last backup: 2018-08-03 15:19:19


Top Processes by CPU:

Process (count)Source% of CPULocation
kernel_taskApple22
WindowServerApple12
mdsApple12
DockApple10
mdworker (10)Apple8


Top Processes by Memory:

Process (count)SourceRAM usageLocation
kernel_taskApple2.07 GB
mdworker (10)Apple716 MB
mds_storesApple535 MB
com.apple.WebKit.WebContent (7)Apple511 MB
DockApple380 MB


Top Processes by Network Use:

ProcessSourceInputOutputLocation
kernel_taskApple97 MB698 KB
mDNSResponderApple523 KB207 KB
DropboxDropbox, Inc.203 KB322 KB
MailApple232 KB94 KB
SophosWebIntelligence?232 KB11 KB


Top Processes by Energy Use:

Process (count)SourceEnergy (0-100)Location
mdsApple13
lsd (3)Apple12
LadioCastMac App Store4
WindowServerApple4
mdworker (2)?2


Virtual Memory Information:

Available RAM21.81 GB
Free RAM12.78 GB
Used RAM10.19 GB
Cached files9.04 GB
Swap Used0 B


Software Installs (past 30 days):

NameVersionInstall Date
StreamToMe3.9.72018-07-07
Garmin Express02018-07-09
Microsoft AutoUpdate4.1.180705032018-07-10
Microsoft PowerPoint for Mac16.15.180709022018-07-10
Microsoft Excel for Mac16.15.180709022018-07-10
Microsoft Word for Mac16.15.180709022018-07-10
Microsoft Outlook for Mac16.15.180709022018-07-10
Deliveries3.0.92018-07-11
MRTConfigData1.352018-07-12
iTunes12.82018-07-12
Mactracker7.7.42018-07-17
Lame Library v3.99.5 for Audacity02018-07-23
FFmpeg Libraries for Audacity12018-07-23
Memory Clean 21.82018-07-28
TeamViewer13.2.53212018-07-29
OWC Thunderbolt Dock Installer1.0.12018-07-30
Gatekeeper Configuration Data1492018-07-31
AdBlock1.3.12018-08-03


Diagnostics Information (past 7 days):

2018-08-03 17:24:52 Last Shutdown Cause: 3 - Hard shutdown


2018-07-28 08:24:51 AppleMobileDeviceHelper.app Crash

/System/Library/PrivateFrameworks/MobileDevice.framework/Versions/A/AppleMobileD eviceHelper.app



End of report

iMac with Retina 5K display, macOS High Sierra (10.13.6), (Late 2014)

Posted on Aug 3, 2018 2:40 PM

Reply

Similar questions

1 reply

Aug 3, 2018 3:48 PM in response to wa1oui

Press and hold down the Power button until the computer shuts down. Hard to tell what may be causing the problem since you have a pile of stuff loading. Anyone of the processes could prevent a shutdown.


A Troubleshooting Procedure that may Fix Problems with macOS El Capitan or Later

You should try each, one at a time, then test to see if the problem is fixed before going on to the next.


Be sure to backup your files before proceeding if possible.


  1. Shutdown the computer, wait 30 seconds, restart the computer.
  2. Disconnect all third-party peripherals.
  3. Resetting your Mac’s PRAM and NVRAM
  4. Reset the System Management Controller (SMC)
  5. Reset your Startup Disk and Sound preferences.
  6. Start the computer in Safe Mode. Test in safe mode to see if the problem persists, then restart normally. Also, see Use safe mode to isolate issues with your Mac - Apple Support and Playing Safe- what does Safe mode do?.
  7. Use Apple Hardware Test to see if there is any hardware malfunction. How to invoke and interpret the Apple hardware tests - CNET.
  8. Repair the disk by booting from the Recovery HD. Immediately after the chime hold down the Command and R keys until the Utility Menu appears. Choose Disk Utility and click on the Continue button. Select the indented (usually, Macintosh HD) volume entry from the side list. Click on the First Aid button in the toolbar. Wait for the Done button to appear. Quit Disk Utility and return to the Utility Menu. Restart the computer from the Apple Menu.
  9. Repair permissions on the Home folder: Resolve issues caused by changing the permissions of items in your home folder.
  10. Create a New User Account Open Users & Groups preferences. Click on the lock icon and enter your Admin password when prompted. On the left under Current User click on the Add [+] button under Login Options. Setup a new Admin user account. Upon completion log out of your current account then log into the new account. If your problems cease, then consider switching to the new account and transferring your files to it - Transferring files from one User Account to another.
  11. Download and install the OS X El Capitan 10.11.6 Combo Update or 10.12.6 Combo Update or Download macOS High Sierra 10.13.6 Combo Update as needed.
  12. Reinstall OS X by booting from the Recovery HD using the Command and R keys. When the Utility Menu appears select Reinstall OS X then click on the Continue button.
  13. Erase and Install OS X Restart the computer. Immediately after the chime hold down the Command and R keys until the Apple logo appears. When the Utility Menu appears:
  1. Select Disk Utility from the Utility Menu and click on Continue button.
  2. When Disk Utility loads select the drive (out-dented entry) from the Device list.
  3. Click on the Erase icon in Disk Utility's toolbar. A panel will drop down.
  4. Set the Format type to APFS (for SSDs only) or Mac OS Extended (Journaled.)
  5. Click on the Apply button, then wait for the Done button to activate and click on it.
  6. Quit Disk Utility and return to the Utility Menu.
  7. Select Reinstall OS X and click on the Continue button.

14. If none of the above helps then see How to Downgrade macOS High Sierra and macOS Reversion- How to Downgrade from High Sierra.

15. If you get here without success then make an appointment at the Apple Genius Bar for service. If you need to find an Apple Store - Find a Store - Apple.

macOS High Sierra won't shut down

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