diff --git a/cura/CrashHandler.py b/cura/CrashHandler.py
index 4d8cb6f54d..24df54b74e 100644
--- a/cura/CrashHandler.py
+++ b/cura/CrashHandler.py
@@ -13,9 +13,8 @@ import ssl
 import urllib.request
 import urllib.error
 import shutil
-import sys
 
-from PyQt5.QtCore import QT_VERSION_STR, PYQT_VERSION_STR
+from PyQt5.QtCore import QT_VERSION_STR, PYQT_VERSION_STR, QFile
 from PyQt5.QtWidgets import QDialog, QDialogButtonBox, QVBoxLayout, QLabel, QTextEdit, QGroupBox, QCheckBox, QPushButton
 
 from UM.Application import Application
@@ -23,6 +22,7 @@ from UM.Logger import Logger
 from UM.View.GL.OpenGL import OpenGL
 from UM.i18n import i18nCatalog
 from UM.Platform import Platform
+from UM.Resources import Resources
 
 catalog = i18nCatalog("cura")
 
@@ -91,6 +91,7 @@ class CrashHandler:
         label = QLabel()
         label.setText(catalog.i18nc("@label crash message", """<p><b>A fatal error has occurred.</p></b>
                     <p>Unfortunately, Cura encountered an unrecoverable error during start up. It was possibly caused by some incorrect configuration files. We suggest to backup and reset your configuration.</p>
+                    <p>Your backup can be found in your Configuration folder.</p>
                     <p>Please send us this Crash Report to fix the problem.</p>
                 """))
         label.setWordWrap(True)
diff --git a/cura/PreviewPass.py b/cura/PreviewPass.py
index b5b46f447c..de21a5dc86 100644
--- a/cura/PreviewPass.py
+++ b/cura/PreviewPass.py
@@ -19,13 +19,14 @@ if MYPY:
 
 
 # Make color brighter by normalizing it (maximum factor 2.5 brighter)
-def prettier_color(l):
-    maximum = max(l[:3])
+# color_list is a list of 4 elements: [r, g, b, a], each element is a float 0..1
+def prettier_color(color_list):
+    maximum = max(color_list[:3])
     if maximum > 0:
         factor = min(1 / maximum, 2.5)
     else:
         factor = 1.0
-    return [min(i * factor, 1.0) for i in l]
+    return [min(i * factor, 1.0) for i in color_list]
 
 
 ##  A render pass subclass that renders slicable objects with default parameters.
diff --git a/plugins/3MFReader/ThreeMFWorkspaceReader.py b/plugins/3MFReader/ThreeMFWorkspaceReader.py
index a2e02fa9d4..8291ca3b52 100755
--- a/plugins/3MFReader/ThreeMFWorkspaceReader.py
+++ b/plugins/3MFReader/ThreeMFWorkspaceReader.py
@@ -775,6 +775,9 @@ class ThreeMFWorkspaceReader(WorkspaceReader):
                     # Ensure a unique ID and name
                     stack.setMetaDataEntry("id", new_id)
 
+                    # Keep same quality between extruders and global stack
+                    stack.quality = global_stack.quality
+
                     self._container_registry.addContainer(stack)
                     extruder_stacks_added.append(stack)
                     containers_added.append(stack)