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diff --git a/resources/texts/change_log.txt b/resources/texts/change_log.txt
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+[4.9.1]
+* PETG Profile update.
+Ultimaker PETG profiles have been added. The Generic PETG profile for 2.85mm filaments has been updated as well.
+
+* Bug Fixes
+- The second extruder should now prime properly again when using a prime blob.
+- Reduced the flood of QML errors in the log file. Contributed by fieldOfView.
+- Fixed a crash when entering layer view on MacOS 10.13.6. Contributed by jwrw.
+- Fixed a crash when there was an inaccessible X: drive in Windows. Cura should no longer try to access the X: drive now.
+
 [4.9.0]
 <i>For an overview of the new features in Cura 4.9, please watch <a href="https://www.youtube.com/watch?app=desktop&v=q7IJ0I9Mi1I&feature=youtu.be">our video</a>.</i>
 
@@ -8,7 +18,7 @@ Now you can open files directly from Digital Library projects. Then, after prepa
 When entering the Preview mode, you don't have to switch manually to line type. 
 
 * Z-seam is now clearly shown in preview mode.
-This ensures that you will know whether the seam will be sufficiently hidden in the end product. This will also indicate the starting point of the print.  
+This ensures that you will know whether the seam will be sufficiently hidden in the end product. This will also indicate the starting point of the print.
 <i> Thanks to BasF0 for contributing to this feature </i>
 
 * New 'line width' color-scheme available in preview mode.
diff --git a/resources/texts/whats_new/0.html b/resources/texts/whats_new/0.html
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-<h4>Seamless workflow with the Digital Library in Ultimaker Digital Factory</h4>
-<p>
-    Now you can open files directly from Digital Library projects. Then, after preparation, quickly and easily export them back. This feature is available for all users with an Ultimaker Essentials, Professional, or Excellence subscription. 
-	<a href="https://ultimaker.com/software/enterprise-software"> Learn more</a>
-</p>
+<h4>Ultimaker PETG Profiles</h4>
+<p>Profiles have been added for Ultimaker's own PETG filament. It is easy to print, chemically durable and capable of resisting higher temperatures. <a href="https://ultimaker.com/materials/petg">Learn more</a></p>
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-<h4>Better visual representation</h4>
-<p>The Z-seam is now clearly indicated in Preview mode. This ensures that you will know whether the seam will be sufficiently hidden in the end product. <br>
-<i>Thanks to BasF0 for contributing to this feature.</i> </p>
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-<h4>“Line type” is now the default color scheme.</h4>
-<p>
-    This improves your user experience – as you will no longer have to manually switch to “line type” each time you enter Preview mode.
-</p>
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-<h4>Learn more</h4>
-<p>Want more information for Ultimaker Cura 4.9?</br>
-Read the <a href="https://ultimaker.com/learn/ultimaker-cura-4-9-seamless-and-efficient-with-digital-library-integration"> blog post</a> or watch the <a href="https://www.youtube.com/watch?app=desktop&v=q7IJ0I9Mi1I&feature=youtu.be"> video</a>. And don't forget to give us your <a href="https://github.com/Ultimaker/Cura/issues"> feedback</a>!</p>