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Fix ownership of copied folders for Active Directory Macs
Warning This script does some serious system modifications. If you don’t know what you’re doing, ask questions in the comments. Don’t just run this script if you don’t understand what it does or how it’s doing it. This also assumes short usernames match up with user folder names, which they usually do. What issue this…
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How to find the IP address of a printer on a Mac
If you have a printer already installed on your Mac, but you just want to find the IP address, this is one quick way to do it without printing out a test page and wasting paper / ink. Click on the Apple logo and then select About This Mac. Click on System Report…. In the…
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Authentication failed on changing admin accounts for ARD machine
I encountered an odd thing. I had ARD set to remote into a few workstations. I was doing some account cleanup on them and changed the admin accounts. In System Preferences Sharing, I still had it that all admins could remote in, but after deleting an admin account and adding a new one, I couldn’t…
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Reset Printing System on Mac
If you’re having printing issues with multiple printers (not just one or two), you may want to reset the printing system (Warning: this will remove your installed printers, and you’ll have to install them again). Go to System Preferences. Select Printers & Scanners. Right-click on a printer and then select Reset printing system…. Re-add the…
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/System/Library/Keychains empty… and repercussions
The issue We ran into a weird situation once, in which a user could not update anything. Trying to update Adobe Flash ended in an immediate error (Application Initialization Error), launching the Mac App Store led to the App Store saying it couldn’t be contacted, and Chrome saying it was updated when it was several…
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Adding a fax number to iOS contacts
It’s not super obvious how to add a fax number to a contact in iOS (iPad/iPhone). When you edit a contact and add a new number, the only two immediately apparent options are home and work. If you tap on one of them, you’ll some hidden options appear, including home fax and work fax.
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Getting Started with Munki (not monkey)
5 April, 2018 update: This page used to have a tutorial that walked you through setting up a bunch of GUI tools to manage and keep up-to-date a Munki server. I’ve reconsidered, and I don’t think that’s the best approach for new Munki administrators to take to learning Munki. First Steps Here are a series…
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Create an auto-logoff script for Windows 7
One Use Case I’m not really sure how useful this is to other folks, but we’re in a primarily Mac environment and have a Windows computer joined to Active Directory that’s handy to use for people’s password changes. Once people have changed their passwords… no need to be logged in any more, so this just…
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Enable AirDrop on wired connections
AirDrop for wireless only by default By default, Apple enables AirDrop only for wireless and not for wired connections. So if you’d like to enable AirDrop for wired connections, launch up the Terminal.app (which you can find in Applications > Utilities), and then paste in one of the following two commands. Command for only the…
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Acer Monitor and Mac Computer
We had a bit of trouble at first getting some Acer K272HUL monitors to work with some Macs on campus, and Google searches came up with threads like this, which offered some helpful tips, but not a full solution. So if you happen to have an Acer K272HUL (or perhaps a similar model) and some…
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Deleting Mac Keychains in an Active Directory Environment
Update: The easiest way to do this is actually to install Offset and then put a RemoveLastUserKeychains script into /usr/local/offset/logout-every (make sure it’s owned by root:wheel and has 755 permissions). What’s the problem? If you’re in a primarily or exclusively Mac environment, but you’re managing logins through Active Directory, password changes on the AD level…