[auto] adding content to release-x.57.x->release-x.57.x (#762)

Co-authored-by: Metabase Docs bot <[email protected]>

Author: github-automation-metabase

_docs/v0.57/dashboards/images/dark-mode.png

@@ -290,9 +290,7 @@ If you don't see the palette icon, you'll need to:
 
 After you've made your ideal dashboard, you may want to put the dashboard on a TV to help keep your team up to date throughout the day.
 
-To enter fullscreen mode, click the **fullscreen** icon in the top right of the dashboard (the icon with the arrows pointing in opposite directions). Once you've entered fullscreen mode, you can also switch the dashboard into "Night mode" for higher contrast.
-
-![Night mode](images/dark-mode.png)
+To enter fullscreen mode, click the **fullscreen** icon in the top right of the dashboard (the icon with the arrows pointing in opposite directions).
 
 ## Auto refresh
 

_docs/v0.57/dashboards/introduction.md

@@ -5181,9 +5181,7 @@ <h2 id="fullscreen-dashboards">Fullscreen dashboards</h2>
 
 <p>After you’ve made your ideal dashboard, you may want to put the dashboard on a TV to help keep your team up to date throughout the day.</p>
 
-<p>To enter fullscreen mode, click the <strong>fullscreen</strong> icon in the top right of the dashboard (the icon with the arrows pointing in opposite directions). Once you’ve entered fullscreen mode, you can also switch the dashboard into “Night mode” for higher contrast.</p>
-
-<p><img src="images/dark-mode.png" alt="Night mode"></p>
+<p>To enter fullscreen mode, click the <strong>fullscreen</strong> icon in the top right of the dashboard (the icon with the arrows pointing in opposite directions).</p>
 
 <h2 id="auto-refresh">Auto refresh</h2>