Are you trying to install macOS Sierra from recovery or internet recovery and getting the error “An error occurred while preparing the installation. Try running this application again” ? I will show you 3 ways to fix the issue. NOTE: THIS IS A NEW ISSUE & NOT THE DATE & TIME OR CERT ISSUE! CHAPTERS BELOW
Instructions download URL
curl -L
Main article link on now to fix the macOS Sierra Recovery & Internet Recovery
https://mrmacintosh.com/fixed-an-error-occurred-while-preparing-the-installation-macos-sierra-recovery-error/
0:00 Welcome and intro
0:30 MrMacintosh.com Article link
0:40 That is the root problem of this issue?
1:53 Quick review of the 3 different ways to fix this issue
2:07 Fix Option #1 Boot to a newer version of macOS Internet Recovery
2:28 Fix Option #2 Create and boot to macOS Sierra USB Drive
3:27 Fix Option #3 Download Sierra from Apple to recovery & use it to install Sierra!
3:35 Make Sure you are connected to WIFI or Ethernet Internet
4:10 Make sure your date and time are correct in macOS terminal with the date command
5:17 Using curl to download a custom instructions txt file to follow along!
6:30 Backup your hard drive data (if needed) & Erase Macintosh HD in disk utility
8:06 Downloading Sierra InstallOS.dmg from Apple.com via curl command
9:51 Mounting the InstallOS.dmg file
10:17 Installing the InstallOS.pkg file to get access to the Install macOS Sierra app
10:47 Kicking off the macOS Sierra installer with installassistant_springboard
11:12 DONE! Walking through the fresh installer.
12:07 Thank you!
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Links
https://MrMacintosh.com – Apple Mac Enterprise IT Blog & macOS News for MacAdmins
Twitter
https://twitter.com/ClassicII_MrMac
Note: Mr. Macintosh is the original author of this video, we just embed it, if you have any questions please contact him via Youtube.
You are a Mac Pro!
After Complet Dmg Not install this Version ….What shall i do ..?.Ur Video Also Downloaded Thanks By the way
Very close to being perfect.
It kept checksum failing while mounting the DMG, so i disabled checksum check (google it if necessary) but literally at the last 5 seconds of the installer, it failed. Gonna just try it again 😅 thanks for the tutorial
Thank you for taking care better then Apple ! ❤
Installer error trying to locate volume at /volume/Macintosh HD
Solve my problem please 😢😢
Great video! Saved me alot of time! Thank you 🙂
If you cant find your file name macintosh hd in the diskutility list then go back to disk utility and format the drive as macos extended journaled. Thanks for the tutorial!
You could not have made this any easier. 10000% professional video and was very easy to watch and follow along. Thank you so much.
I got a error when trying to install the the volumes at installer -pkg /Volumes/Install macOS/InstallOS.pkg -target /Volumes/Macintosh HD, error says Error trying to locate volume at /Volumes/Macintosh HD. Tried the full process three times.
Scott
Thank you man
Love you
OMG, I spend days trying to fix my mac. So many rabbit holes on reddit. This worked like magic. Thank you so much!!!!
This saved me a headache after dealing with this issue for hours. Big thank you!
Had to pick a day when the wifi wasn't being bogged down by the rest of the household. Tried multiple times to do the installer but it kept failing. Only a few attempts today and everything worked out as it should! Thank you greatly for a beautifully explained video/tutorial on how to fix this. Saves me a trip to the genius bar that's 15 miles away! Very grateful for your help🙏🏻
When I try to download the MacOS, I instantly get “failed to create the file install” and “failed writing body” 9:11
When I try to download the MacOS, I instantly get “failed to create the file install” and “failed writing body”
Dear @mr.macintosh I’m not used to leave a comment but I want to thank you for this precious video: it solved my problem!
Thank you so much man, you saved my time, i spent 2 days already but finally done, a big thank you.
Gracias, me sirvió mucho
I’ve been trying to get a Mac Pro 5,1 to work since 2023. This video got it working for me. I sincerely thank you and appreciate the well detailed work instruction. Thank you!!
I get to the step of volume installer and says error trying to locate volume at /Volume/Macintosh HD
worked perfectly! you are a saviour bro! thanks a lot!
Thank you, worked great. This video should be the first google result.
Thx 🙏 so much it works 😊
Legend Mate🙏🏻
For some reason on terminal it won’t let me change the time it says ntpdate: command not found ,am I doing something wrong boys
damn broooooooo, you'r freaking awesome, I've been stuck with this for a week. You're the one!
It’s unbelieveable!!! WORKS!!! Just follow his instrucrions and your mac would start normaly… Greetings for Indonesia!!! 🇮🇩🇮🇩🇮🇩
Thank you so much man!! It works!
You saved me thank you so much
Lifesaver! This worked perfectly!
Bro you are the SHIT !!!! And I mean it !!!!!! I got off work tryna make my old Mac work and it took me 6 hours of disconnecting batteries, deleting, video video after video. That’s why I love YouTube , real people doing real things
Thank you. Works great. Very easy. You are amazing.
Things were going great until I got to the installer -pkg /Volumes/Install macOS/InstallOS.pkg -target /Volumes/Macintosh HD command. I get "The install failed" Any idea how to fix this or what the problem is. Thanks
Alll hail this guy for saving my macbook air 2017
Perfect 👍
Thanks so much, you have saved mac mini and my time.
this might be the single best video on youtube. you sir are a hero.
This almost worked (method #3), but when I moved the windows out of the way I did not see the full installer but a message 'This copy of the "Install macOS" application is too old to be opened on this version of macOS.' Any suggestions?
When running the installer cmd I get the following Erorr:
"error trying to locate volume at /volumes/macintosh hd"
Can you help me pls?
Man, you are an absolute life saviour!!! Can’t express how grateful I am! After several hours of struggle, that video made my day!!! Thanks a million times!!!
2024 this man is the truth 🏆
Great… fixed
Wow! I had come across someone in a forum getting told "just because someone is called mr macintosh on youtube doesnt mean yada yada yada…" I hadnt heard of mr macintosh. By chance I ended up on the video and I'm so glad! I've been messing around all day😂 thanks very much 👍🏼👍🏼👍🏼
This is the ONLY thing that worked
I did this to get back my mac after deleting everything. I got as far as "kicking off the macOS Sierra installer". I clicked to install and all seemed fine until the "no" symbol with a circle and a line through it came up with a black screen. What do I do now?
THANK YOUUUU IT WORKED. My god why is resetting mac so difficult