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Using the distribution-style flag in munkipkg for PreStage Enrollment in Jamf
Even though Jamf has its own package creation tool (Jamf Composer), there are lots of great reasons to use munkipkg instead for creating custom packages, as Elliot Jordan outlines in You might like MunkiPkg. One of the keys munkipkg has is the distribution-style key (more details in the munkipkg README), which is usually fine to […]
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Ensure your VMware Fusion Macs enroll in Jamf as Computers, not Devices
It used to be that you could create a VMware Fusion virtual machine Mac, enroll it in Jamf (either by spoofing the serial number for Automated Device Enrollment or just using an auto-generated VM serial for manual enrollment). Recently (not sure when, exactly), you may have noticed if you try to enroll a VMware Fusion […]
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Signs you may have conflicting MDM profiles in macOS
Jamf doesn’t currently let you easily separate out individual parts of a profile, so if you deploy a Restrictions profile, you have to enforce all the parts of the Restrictions profile. Sure, you can download the profile, un-sign it, modify it, re-sign it, and then re-upload it, but that’s not very easy to then modify […]
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“Invalid Message – The message could not be parsed.” with Jamf Cloud
Invalid Message – The message could not be parsed. is an odd error message for a jamf recon when you’re using Jamf Cloud, because if you Google that error message, there are only two results: FYI – Invalid Message – The message could not be parsed. Devices not updating inventory (Invalid Message – The message […]
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Managing macOS Notification Center settings using a Jamf profile
There’s a feature request called Add support for new Notification Settings payloads for Catalina, originally created 19 August, 2019 and currently marked as partially implemented in Jamf Pro 10.19.0, the details being Starting in Jamf Pro 10.19.0, admins may automatically whitelist notifications in macOS Catalina for the Jamf Management Framework and Self Service application bundle.. […]
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If Jamf recon is launching a du process that causes a CPU spike
If Jamf inventory (jamf recon) causes an extended CPU spike specifically related to the du command, you can fix that by going, in the Jamf settings, to Computer Management > Computer Management – Management Framework > Inventory Collection, and then uncheck the Include home directory sizes checkbox. That is a system-wide setting, but especially if […]
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Script to make Jamf Self Service policy install a Munki optional install
There is a huge project called jamJAR that seeks to integrate Munki and Jamf in a seamless way. I’ve written a script that does something a bit less ambitious, but it may still be helpful to your organization if you are “using” Jamf Self-Service, really want to be using Managed Software Center, and still want […]
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Fixing Jamf device signature error
Even though this Jamf Nation thread is five years old, as of this writing, it’s still got the solution to the Device Signature Error – A valid device signature is required to perform the action error message. In my experience, the actual working solution is to run sudo jamf enroll -prompt and then enter credentials […]