You most certainly want to customize the following values:

• cutoffdate
• updatetext
• moreinfourl

Also, you will at the very least want to change the company_logo.png

You will need to use munki-pkg to build this package.

This tool would not be possible without nibbler, written by Michael Lynn.

Because of the way git works, nudge will not contain the Logs folder required for the postinstall to complete.

In order to create a properly working package, you will need to run the following command: munkipkg --sync /path/to/cloned_repo/nudge.

The following operating system and versions have been tested.

• 10.10.0, 10.10.5
• 10.11.0, 10.11.6
• 10.12.0, 10.12.6
• 10.13.0 10.13.3, 10.13.6
• 10.14.0

Essentially every component of the UI is customizable, all through the LaunchAgent.

Cut off date in UTC.

<string>--cutoffdate</string>
<string>2018-12-31-00:00</string>

This is the number, in days, of when to start the initial UI warning. When this set of days passes, the user will be required to hit the I Understand button, followed by the Close button to exit out of the UI.

<string>--cutoffdatewarning</string>
<string>14</string>

A custom logo path. Alternatively, just replace the included company_logo.png.

<string>--logopath</string>
<string>/Some/Custom/Path/company_logo.png</string>

This is the first set of text above the Update Machine button.

<string>--h1text</string>
<string>Ready to start the update?</string>

This is the second set of text above the Update Machine button.

<string>--h2text</string>
<string>Click on the button below.</string>

This is the minimum OS version a machine must be on to not receive this UI.

<string>--minimumosversion</string>
<string>10.13.6</string>

This is the URL to open when the Manual Enrollment button is clicked.

<string>--moreinfourl</string>
<string>https://google.com</string>

Do not attempt to restore the nudge GUI to the front of a user's window.

<string>--notimer</string>

This is the text for the first paragraph.

<string>--paragraph1</string>
<string>A fully up-to-date device is required to ensure that IT can your accurately protect your computer.</string>

This is the text for the second paragraph.

<string>--paragraph2</string>
<string>If you do not update your computer, you may lose access to some items necessary for your day-to-day tasks.</string>

This is the text for the third paragraph.

<string>--paragraph3</string>
<string>To begin the update, simply click on the button below and follow the provided steps.</string>

This is the path to the macOS installer application.

<string>--pathtoapp</string>
<string>/Applications/Install macOS High Sierra.app</string>

This is the text right under the main title.

<string>--subtitletext</string>
<string>A friendly reminder from your local IT team</string>

The time, in seconds, to restore the nudge GUI to the front of a user's window. This will occur indefinitely until the UI is closed or MDM is enrolled.

This is when the MDM cutoff is one day or less.

<string>--timerday1</string>
<string>600</string>

The time, in seconds, to restore the nudge GUI to the front of a user's window. This will occur indefinitely until the UI is closed or MDM is enrolled.

This is when the MDM cutoff is three days or less.

<string>--timerday3</string>
<string>7200</string>

The time, in seconds, to restore the nudge GUI to the front of a user's window. This will occur indefinitely until the UI is closed or MDM is enrolled.

This is when the MDM cutoff has elapsed.

<string>--timerelapsed</string>
<string>10</string>

The time, in seconds, to restore the nudge GUI to the front of a user's window. This will occur indefinitely until the UI is closed or MDM is enrolled.

This is when the MDM cutoff is one hour or less.

<string>--timerfinal</string>
<string>60</string>

The time, in seconds, to restore the nudge GUI to the front of a user's window. This will occur indefinitely until the UI is closed or MDM is enrolled.

This is when the MDM cutoff is over three days.

<string>--timerinital</string>
<string>14400</string>

This is the main, bolded text at the very top.

<string>--titletext</string>
<string>MDM Enrollment</string>

A custom update screenshot path. Alternatively, just replace the included update_ss.png.

<string>--updatesspath</string>
<string>/Some/Custom/Path/update_ss.png</string>

This is the bolded portion of the UI towards the top.

<string>--updatetext</string>
<string>A security update is required on your machine.</string>