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I have several OCLP Macs now updated to 15.7.3, all of them with Defer90.mobileconfig. None of them is showing Tahoe. Not inclined to run the softwareupdate command, since this might trigger it ;)
 
Defer90 still holding for me on Dec. 17th. I installed it Sept. 20th. I'll see if it lapses the 20th/21st, and then try reapplying.
"reapplying" doesn't do anything. It doesn't matter when you installed the profile of how many time are you going to reinstall it, it’s always 90 days since the OS was released.

Release dates https://support.apple.com/en-us/100100
 
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I have several OCLP Macs now updated to 15.7.3, all of them with Defer90.mobileconfig. None of them is showing Tahoe. Not inclined to run the softwareupdate command, since this might trigger it ;)
Depending on what Mac OCLP is faking, you may not need a profile at all.
Example: macOS Sequoia is compatible with iMac (Retina 4K, 21.5-inch, 2019), but macOS macOS Tahoe is not. So, if OCLP is making your Mac appear as an iMac from 2019, Tahoe will not show up as an upgrade.

macOS Tahoe is compatible with these computers https://support.apple.com/en-us/122867
macOS Sequoia is compatible with these computers https://support.apple.com/en-us/120282
 
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Depending on what Mac OCLP is faking, you may not need a profile at all.
Example: macOS Sequoia is compatible with iMac (Retina 4K, 21.5-inch, 2019), but macOS macOS Tahoe is not. So, if OCLP is making your Mac appear as an iMac from 2019, Tahoe will not show up as an upgrade.

macOS Tahoe is compatible with these computers https://support.apple.com/en-us/122867
macOS Sequoia is compatible with these computers https://support.apple.com/en-us/120282
That's an interesting point. Is there a quick way to find out which model is faked by OCLP (without mounting EFI partition and checking config.plist)?
 
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"reapplying" doesn't do anything. It doesn't matter when you installed the profile of how many time are you going to reinstall it, it’s always 90 days since the OS was released.

Release dates https://support.apple.com/en-us/100100

When is the 90 days up?

Mine is still showing this right now

Screenshot 2025-12-18 at 08.26.41.png
 
macOS Tahoe was released on 15 September 2025, 90 days have passed on 15 December 2025, possible reasons for Tahoe 26.0 not showing up discussed on the previous page.
 
Given that going on iOS 18 beta track switches of the nag for iOS 26...

...is it possible that going on macOS 15 beta track will switch off the nag for macOS 26? I'll try soon.

Could be yet another layer for our shield.
 
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