Colin M Tomele

This plugin creates a large button on the Dashboard that lets any logged in users (with read persmission) to change a large button.
Each state of the button reflects if you currently have free COVID testing kits.
For Administrators (manage_options permissions) there is a page where they can modify two content boxes.
On any page, the content from the selected box will display using the [dwhtk] shortcode.
The button uses AJAX and immediately updates the site content.
The shortcode [dwhtktime] can be used on pages, posts, and even in the content boxes of the plugin itself.
** Time formatting ** 
Use the following option in the shortcode to change the display format of the time.
<pre><code>[dwhtktime format=1]
Updated: 2022-01-19 01:02 pm

[dwhtktime format=2]
Updated: Wednesday, 19th of January 2022, 01:02 PM

[dwhtktime format=3]
Updated: 01-19-2022, 01:02 pm
</code></pre>

Do We Have Test Kits

This plugin allows content editors to create two different sections of content that are controlled by a large button on the Dashboard.

Nick Tomkin

This is a very simple plugin with a sole purpose of allowing you to inform your visitors of an upcoming event, updated store hours, or other important message you want to display.

Simple Website Banner

As the description says this isn't a plugin to compete with full-featured banner plugins. For quickly displaying a message related to what you're doing with the COVID-19 response though, it does the job!

Simple to use, does the job

Simple, elegant, WordPress-y... Get your urgent message across about COVID-19 (or anything else, for that matter).

Perfect little tool to get the job done!

This is a very simple plugin with a sole purpose of allowing you to inform your visitors of an upcoming event, updated store hours, or other important …

Do We Have Test Kits vs Simple Website Banner