Uploaded September 2025 | Updated September 2026, 2 weeks ago
Apple just released macOS Tahoe 26.0.1 Update! In this video, I'll go over all the details that you will need to know about this update, including all the new features & fixes. I also discuss macOS Sequoia 15.7.1 and macOS Sonoma 14.8.1 updates. Plus I'll also preview the OpenCore Legacy Patcher 2.4.1 Update! CHAPTERS BELOW!
0:00 macOS Tahoe 26.0.1 Welcome and intro
0:34 Full Apple Software Update release list iOS, iPadOS & visionOS
1:16 System Settings to download & install the Tahoe & Sequoia Update
2:09 If you used the Beat track, make sure you turn beta updates OFF
2:30 Strange Tahoe Update sizes?
2:51 Automatic Update & download settings on?
4:00 Software Update Restart Now button vs Update Now
5:41 macOS Tahoe is a little work in progress right now, let’s talk about it.
6:30 Did you upgrade to macOS Tahoe on your supported Mac?
6:45 Recommending Tahoe on Intel Macs? No.
7:08 Good news from the 26.1 beta front!
7:33 Have I upgraded my main Mac to Tahoe?
7:49 Let’s talk about macOS Sequoia 15.7.1 for a second
8:15 Don’t get tricked into upgrading to Tahoe in the Other Updates window!
9:28 Kicking off the Sequoia 15.7.1 Update
10:00 macOS Tahoe 26.0.1 Update Complete!
10:28 macOS Tahoe 26.0.1 BuildVersion check
10:35 What users are saying about Tahoe. Problems? Slowness? Design?
11:25 Slowness but understanding background tasks running after an update.
14:01 How is your Tahoe system running now?
14:27 What’s new in macOS Tahoe 26.0.1
15:38 Safari update for macOS Tahoe
17:16 GeekBench 6 Benchmark Scores
17:59 Checking back in with macOS Sequoia 15.7.1 complete (security update mode)
18:43 OpenCore Legacy Patcher 2.4.1 discussion with 15.7.1 & 14.8.1
18:50 Talking about MacBook Pro Kepler software update problems using terminal to fix
21:42 Where is the OCLP 15.7.1 KDK and MetalLibSupport.pkg?
24:49 Mr. Macintosh 5 years on YouTube!!!! THANK YOU!!!!
The macOS Tahoe 26.0.1 Update was released on 9/29/25 @ 12:05 PM CDT
My macOS Tahoe 26.0.1 Update Article
mrmacintosh.com/macos-tahoe-26-0-1-update-everything-you-need-to-know
What's new in macOS Tahoe Updates Page
support.apple.com/en-us/122868
Apple Security Updates Page
support.apple.com/en-us/100100
What's new for enterprise in macOS Tahoe
support.apple.com/en-us/124963
Support Mr. Macintosh
patreon.com/mrmacintosh
paypal.me/mrmacintoshblog
Download Full macOS Tahoe Installers InstallAssistant.pkg
mrmacintosh.com/macos-tahoe-full-installer-database-download-directly-from-apple
My Install macOS Sequoia on Unsupported Macs Video - youtu.be/rfa2aSm7OxQ
Download Full macOS Tahoe, Sequoia, Sonoma, Ventura, Monterey & Big Sur M1, M2, M3 & M4 Apple Silicon IPSW Files
mrmacintosh.com/apple-silicon-m1-full-macos-restore-ipsw-firmware-files-database
Links
MrMacintosh.com - Apple Mac Enterprise IT Blog & macOS News for MacAdmins
Twitter
twitter.com/ClassicII_MrMac
Subscribe to "The Apple Ninja's" YouTube! If it wasn't for him, I would not even be on YouTube today. Thank you!!!
youtube.com/channel/UCRddzq1GBchvbZqnVkioKnQ
Apple just released macOS Tahoe 26.0.1 Update! In this video, I'll go over all the details that you will need to know about this update, including all the new features & fixes. I also discuss macOS Sequoia 15.7.1 and macOS Sonoma 14.8.1 updates. Plus I'll also preview the OpenCore Legacy Patcher 2.4.1 Update! CHAPTERS BELOW!
0:00 macOS Tahoe 26.0.1 Welcome and intro
0:34 Full Apple Software Update release list iOS, iPadOS & visionOS
1:16 System Settings to download & install the Tahoe & Sequoia Update
2:09 If you used the Beat track, make sure you turn beta updates OFF
2:30 Strange Tahoe Update sizes?
2:51 Automatic Update & download settings on?
4:00 Software Update Restart Now button vs Update Now
5:41 macOS Tahoe is a little work in progress right now, let’s talk about it.
6:30 Did you upgrade to macOS Tahoe on your supported Mac?
6:45 Recommending Tahoe on Intel Macs? No.
7:08 Good news from the 26.1 beta front!
7:33 Have I upgraded my main Mac to Tahoe?
7:49 Let’s talk about macOS Sequoia 15.7.1 for a second
8:15 Don’t get tricked into upgrading to Tahoe in the Other Updates window!
9:28 Kicking off the Sequoia 15.7.1 Update
10:00 macOS Tahoe 26.0.1 Update Complete!
10:28 macOS Tahoe 26.0.1 BuildVersion check
10:35 What users are saying about Tahoe. Problems? Slowness? Design?
11:25 Slowness but understanding background tasks running after an update.
14:01 How is your Tahoe system running now?
14:27 What’s new in macOS Tahoe 26.0.1
15:38 Safari update for macOS Tahoe
17:16 GeekBench 6 Benchmark Scores
17:59 Checking back in with macOS Sequoia 15.7.1 complete (security update mode)
18:43 OpenCore Legacy Patcher 2.4.1 discussion with 15.7.1 & 14.8.1
18:50 Talking about MacBook Pro Kepler software update problems using terminal to fix
21:42 Where is the OCLP 15.7.1 KDK and MetalLibSupport.pkg?
24:49 Mr. Macintosh 5 years on YouTube!!!! THANK YOU!!!!
The macOS Tahoe 26.0.1 Update was released on 9/29/25 @ 12:05 PM CDT
My macOS Tahoe 26.0.1 Update Article
mrmacintosh.com/macos-tahoe-26-0-1-update-everything-you-need-to-know
What's new in macOS Tahoe Updates Page
support.apple.com/en-us/122868
Apple Security Updates Page
support.apple.com/en-us/100100
What's new for enterprise in macOS Tahoe
support.apple.com/en-us/124963
Support Mr. Macintosh
patreon.com/mrmacintosh
paypal.me/mrmacintoshblog
Download Full macOS Tahoe Installers InstallAssistant.pkg
mrmacintosh.com/macos-tahoe-full-installer-database-download-directly-from-apple
My Install macOS Sequoia on Unsupported Macs Video - youtu.be/rfa2aSm7OxQ
Download Full macOS Tahoe, Sequoia, Sonoma, Ventura, Monterey & Big Sur M1, M2, M3 & M4 Apple Silicon IPSW Files
mrmacintosh.com/apple-silicon-m1-full-macos-restore-ipsw-firmware-files-database
Links
MrMacintosh.com - Apple Mac Enterprise IT Blog & macOS News for MacAdmins
twitter.com/ClassicII_MrMac
Subscribe to "The Apple Ninja's" YouTube! If it wasn't for him, I would not even be on YouTube today. Thank you!!!
youtube.com/channel/UCRddzq1GBchvbZqnVkioKnQ
![macOS Big Sur on Unsupported Macs [2008-2013] OpenCore Legacy Patcher!!!](https://i.ytimg.com/vi/flQRKWBKC60/mqdefault.jpg "macOS Big Sur on Unsupported Macs [2008-2013] OpenCore Legacy Patcher!!!
UPDATED!!! You can Install macOS Big Sur on Unsupported Macs from 2008-2013! Ill show you step-by-step how to use OpenCore Legacy Patcher to install macOS Big Sur on your old Mac! CHAPTERS & UPDATES BELOW.
NOTE: The FINAL version of macOS Big Sur is 11.7.10
0:00 Welcome & Intro
0:40 Updates & Chapters in comments section!
0:58 Important Notes before we start the install process.
5:51 Start of the walkthrough - Mid 2010 Mac mini
6:06 Download OCLP GUI Application from GitHub
7:13 Opening OCLP App for the first time
7:32 Download macOS Big Sur full installer from OCLP.app
8:52 Use Disk Utility to format and prepare USB Flash Drive
10:40 Download complete! Creating Big Sur USB installer
11:56 USB Installer complete! Now Install OCLP to USB.
12:57 USB Done! Let’s click reboot + Hold Down OPTION key
13:19 Option key booting with EFI Boot to USB Big Sur Installer
13:59 Pick an option - Option #1 Upgrade or Option #2 Erase & Install
14:33 Option #1 Big Sur Upgrade Install (Retain files & apps)
15:02 Option #2 Erase HD & Fresh Install of Big Sur (Start fresh)
15:51 The install of macOS Big Sur has started!
16:24 First of multiple reboots before the install finishes
16:34 Install Complete! Now at the Setup Assistant Window.
16:42 We are now on the macOS Big Sur Desktop.
17:14 New auto popup to install OCLP to internal Hard Drive!
17:49 Installing OCLP Bootloader to Internal Hard Drive
19:15 Reboot - Hold down Option key & select EFI Boot
20:19 Opening OpenCore Legacy Patcher app
20:46 Turning off Show Boot Picker for seamless boot (optional)
21:59 How to install Big Sur Software updates & Security Updates
23:18 Does my Mac need Post Install Root Patches? How to Check
23.33 After installing an OS update - Automatic root patch system
24:38 Troubleshooting OpenCore Legacy Patcher Issues
25:11 A big thank you to Mykola & all OCLP Developers!
25:48 Thank you! Let me know if you have any questions.
I want to thank both Mykola Grymalyuk (khronokernel) & Dhinak G (dhinakg) for your work on OpenCore Legacy Patcher + all of the contributing developers that help maintain the patcher! OCLP will bring new life to thousands of Macs saving them from the recycler!
OpenCore Legacy Patcher app download
https://github.com/dortania/OpenCore-Legacy-Patcher/releases
Direct Download Link macOS Big Sur Full installer InstallAssistant.pkg . - https://mrmacintosh.com/macos-big-sur-full-installer-database-download-directly-from-apple/
SUPPORTED MAC MODELS LIST
https://dortania.github.io/OpenCore-Legacy-Patcher/MODELS.html
Troubleshooting OpenCore Legacy Patcher
https://dortania.github.io/OpenCore-Legacy-Patcher/TROUBLESHOOTING.html
Troubleshooting Acceleration Issues
https://dortania.github.io/OpenCore-Legacy-Patcher/ACCEL.html
Having a issue? - OpenCore Legacy Support Discord Server
https://discord.gg/rqdPgH8xSN
OpenCore Legacy patcher submit an issue
https://github.com/dortania/OpenCore-Legacy-Patcher/issues
MacRumors Thread
https://forums.macrumors.com/threads/macos-11-big-sur-on-unsupported-macs-thread.2242172/
Support OpenCore Legacy Patcher
https://dortania.github.io/OpenCore-Legacy-Patcher/DONATE.html
Support Mr. Macintosh
https://www.patreon.com/mrmacintosh
http://paypal.me/mrmacintoshblog
DISCLAIMER: Please understand that installing macOS Big Sur on your unsupported Mac with OCLP is not supported by Apple you are doing it at your own risk. But, a ton of work went into getting the patcher to work by the OCLP Developers. Some things might not work exactly right, but the patcher is a work in progress. ALWAYS BACKUP YOUR FILES FIRST BEFORE YOU UPGRADE!
macos Big Sur old mac
Install UEFI Windows 10 Bootcamp
https://youtu.be/7E5uFvNlQ0k
Subscribe to The Apple Ninja
https://www.youtube.com/channel/UCRddzq1GBchvbZqnVkioKnQ")
![Monterey on Unsupported Mac [2008-2015] OpenCore Legacy Patcher!!!](https://i.ytimg.com/vi/go6RTCHv4GA/mqdefault.jpg "Monterey on Unsupported Mac [2008-2015] OpenCore Legacy Patcher!!!
CLICK ON MY UPDATED 2022 OLCP MONTEREY VIDEO! You can Install macOS Monterey on Unsupported Mac from 2008-2015! READ UPDATES BELOW! Ill show you how to use OpenCore Legacy Patcher to install macOS Monterey on your old Mac! I will walk you through the entire process! CHAPTERS & UPDATES BELOW.
OCLP UPDATES 06/22/22:
PLEASE WATCH MY UPDATED OCLP Monterey how to video - https://www.youtube.com/watch?v huRykhjs6g
#1 - You can use the 0.4.6 TUI app to follow along with this video or use the GUI app. https://github.com/dortania/OpenCore-Legacy-Patcher/releases/download/0.4.6/OpenCore-Patcher-TUI.app.zip
#2 - If you have a 2012, 2013 or 2014 Mac with an Intel HD4000 or Kepler based Nvidia GT600 - GT700 graphics, You will need to install the post volume patches!!! Big Sur was fine but Apple removed them from the Monterey Installer.
#3 - If you have a MacBookPro11,3 15 Late 2013 or 2014 and you are stuck at the progress bar after install = boot it with safe mode (hold down shift on boot) then apply the post volume patches. Reboot and you can then install OCLP to your internal hard drive. - https://github.com/dortania/OpenCore-Legacy-Patcher/issues/522
Chapters
0:00 Monterey OpenCore Legacy Patcher Intro
0:30 Updates (Check Update section in the description first)
1:04 Requirements for OCLP and Monterey
2:39 How to download Monterey Full Installer
3:44 How to Erase & Properly Format USB Drive
4:50 Create Monterey USB Installer
8:00 Downloading & Setting Up OCLP App and installing to USB
11:42 Rebooting the Mac to the USB Drive by holding down Option
12:10 In Monterey Recovery Option #1 Upgrade
12:35 In Monterey Recovery Option #2 Erase & Install
14:25 Install Finished - Go through setup assistant.
15:00 Installing OCLP to internal hard drive
18:11 Post Volume GPU Patches - Problem with 2011 MBPro
19:22 Install Post Volume Patches (2008-2013 - HD4000 & Kepler)
20:12 Complete! Software update explained
20:42 Inverted or colors flashing use ResXtreme
21:34 How to enable keyboard backlight
22:30 Conclusion
23:00 Thank you + Patreon
I want to thank both Mykola Grymalyuk (khronokernel) & Dhinak G (dhinakg) for your work on OpenCore Legacy Patcher + all of the contributing developers that help maintain the patcher! OCLP will bring new life to thousands of Macs saving them from the recycler!
Support Mr. Macintosh
https://www.patreon.com/mrmacintosh
http://paypal.me/mrmacintoshblog
OpenCore Legacy Patcher 0.4.6 TUI app
https://github.com/dortania/OpenCore-Legacy-Patcher/releases/download/0.4.6/OpenCore-Patcher-TUI.app.zip
Direct Download Link macOS Monterey Full installer InstallAssistant.pkg . - https://mrmacintosh.com/macos-12-monterey-full-installer-database-download-directly-from-apple
SUPPORTED MAC MODELS LIST
https://dortania.github.io/OpenCore-Legacy-Patcher/MODELS.html
Having a issue? - OpenCore Legacy Support + Discord Server
https://discord.gg/rqdPgH8xSN
OpenCore Legacy Issues - https://github.com/dortania/OpenCore-Legacy-Patcher/issues
MacRumors Thread
https://forums.macrumors.com/threads/macos-12-monterey-on-unsupported-macs-thread.2299557
Install UEFI Windows 10 Install Video
https://youtu.be/7E5uFvNlQ0k
macos monterey old mac
DISCLAIMER: Please understand that installing macOS Monterey on your unsupported Mac is not supported by Apple and you are doing it at your own risk. But, a ton of work went into getting the patcher to work by the OCLP Developers. Some things might not work exactly right, but the patcher is a work in progress. ALWAYS BACKUP YOUR FILES FIRST BEFORE YOU UPGRADE!
Support Mr. Macintosh!
https://www.patreon.com/mrmacintosh
http://paypal.me/mrmacintoshblog
Subscribe to The Apple Ninja")
