diff --git a/i18n/avogadroapp.pot b/i18n/avogadroapp.pot
index 65bccf20..e259cdbb 100644
--- a/i18n/avogadroapp.pot
+++ b/i18n/avogadroapp.pot
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.99.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2024-10-13 02:35+0000\n"
+"POT-Creation-Date: 2024-11-17 02:40+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -106,11 +106,11 @@ msgstr ""
 msgid "Please restart Avogadro to use the new language."
 msgstr ""
 
-#: mainwindow.cpp:773 mainwindow.cpp:1496
+#: mainwindow.cpp:773 mainwindow.cpp:1514
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:774 mainwindow.cpp:1495
+#: mainwindow.cpp:774 mainwindow.cpp:1513
 msgid "Chemical JSON"
 msgstr ""
 
@@ -118,12 +118,12 @@ msgstr ""
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:798 mainwindow.cpp:822 mainwindow.cpp:1383
-#: mainwindow.cpp:2532
+#: mainwindow.cpp:798 mainwindow.cpp:822 mainwindow.cpp:1401
+#: mainwindow.cpp:2554
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:799 mainwindow.cpp:823 mainwindow.cpp:1384
+#: mainwindow.cpp:799 mainwindow.cpp:823 mainwindow.cpp:1402
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
@@ -162,48 +162,48 @@ msgstr ""
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:896 mainwindow.cpp:1379
+#: mainwindow.cpp:914 mainwindow.cpp:1397
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:925
+#: mainwindow.cpp:943
 msgid "Reading File"
 msgstr ""
 
-#: mainwindow.cpp:927
+#: mainwindow.cpp:945
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:987
+#: mainwindow.cpp:1005
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:992
+#: mainwindow.cpp:1010
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:993
+#: mainwindow.cpp:1011
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:1020
+#: mainwindow.cpp:1038
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:1027
+#: mainwindow.cpp:1045
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:1028
+#: mainwindow.cpp:1046
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -211,11 +211,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:1067
+#: mainwindow.cpp:1085
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:1068
+#: mainwindow.cpp:1086
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -223,46 +223,46 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:1069
+#: mainwindow.cpp:1087
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1324
+#: mainwindow.cpp:1342
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1326
+#: mainwindow.cpp:1344
 msgid "All files"
 msgstr ""
 
-#: mainwindow.cpp:1326
+#: mainwindow.cpp:1344
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1327
+#: mainwindow.cpp:1345
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1327
+#: mainwindow.cpp:1345
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1336
+#: mainwindow.cpp:1354
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1352 mainwindow.cpp:1469 mainwindow.cpp:2308 :39
+#: mainwindow.cpp:1370 mainwindow.cpp:1487 mainwindow.cpp:2326 :39
 msgid "Avogadro"
 msgstr ""
 
-#: mainwindow.cpp:1353
+#: mainwindow.cpp:1371
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1470
+#: mainwindow.cpp:1488
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -270,23 +270,23 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1477
+#: mainwindow.cpp:1495
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1501
+#: mainwindow.cpp:1519
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1545
+#: mainwindow.cpp:1563
 msgid "Export Molecule"
 msgstr ""
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1662
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1646
+#: mainwindow.cpp:1664
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -294,43 +294,43 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1789
+#: mainwindow.cpp:1807
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1792 mainwindow.cpp:2048 :123
+#: mainwindow.cpp:1810 mainwindow.cpp:2066 :123
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1797
+#: mainwindow.cpp:1815
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1800 mainwindow.cpp:2053 :129
+#: mainwindow.cpp:1818 mainwindow.cpp:2071 :129
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1922
+#: mainwindow.cpp:1940
 msgid "&Testing"
 msgstr ""
 
-#: mainwindow.cpp:1924
+#: mainwindow.cpp:1942
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1927
+#: mainwindow.cpp:1945
 msgid "Play test…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:32
 #. i18n: ectx: property (title), widget (QMenu, menuFile)
-#: mainwindow.cpp:1941 menubuilder.cpp:79 :42
+#: mainwindow.cpp:1959 menubuilder.cpp:79 :42
 msgid "&File"
 msgstr ""
 
@@ -338,13 +338,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1943 :81 rc.cpp:87
+#: mainwindow.cpp:1961 :81 rc.cpp:87
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1952 :57
+#: mainwindow.cpp:1970 :57
 msgid "&Open…"
 msgstr ""
 
@@ -352,7 +352,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1961 :90 rc.cpp:96
+#: mainwindow.cpp:1979 :90 rc.cpp:96
 msgid "&Close"
 msgstr ""
 
@@ -360,31 +360,31 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1975 :99 rc.cpp:105
+#: mainwindow.cpp:1993 :99 rc.cpp:105
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1984 :108
+#: mainwindow.cpp:2002 :108
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1995 :201
+#: mainwindow.cpp:2013 :201
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1996
+#: mainwindow.cpp:2014
 msgid "&Molecule…"
 msgstr ""
 
-#: mainwindow.cpp:2003
+#: mainwindow.cpp:2021
 msgid "Export Molecule…"
 msgstr ""
 
-#: mainwindow.cpp:2010
+#: mainwindow.cpp:2028
 msgid "&Graphics…"
 msgstr ""
 
@@ -392,174 +392,174 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:2019 :66 rc.cpp:72
+#: mainwindow.cpp:2037 :66 rc.cpp:72
 msgid "&Quit"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:318
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:2029 :195
+#: mainwindow.cpp:2047 :195
 msgid "Open Recent"
 msgstr ""
 
-#: mainwindow.cpp:2041
+#: mainwindow.cpp:2059
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:2047 menubuilder.cpp:79 :51
+#: mainwindow.cpp:2065 menubuilder.cpp:79 :51
 msgid "&Edit"
 msgstr ""
 
-#: mainwindow.cpp:2059
+#: mainwindow.cpp:2077
 msgid "&Copy Graphics"
 msgstr ""
 
-#: mainwindow.cpp:2063
+#: mainwindow.cpp:2081
 msgid "Ctrl+Alt+C"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:2076 menubuilder.cpp:79 :48
+#: mainwindow.cpp:2094 menubuilder.cpp:79 :48
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:2077
+#: mainwindow.cpp:2095
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:2081
+#: mainwindow.cpp:2099
 msgid "Rendering…"
 msgstr ""
 
-#: mainwindow.cpp:2089
+#: mainwindow.cpp:2107
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:2090
+#: mainwindow.cpp:2108
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:2097
+#: mainwindow.cpp:2115
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:2116
+#: mainwindow.cpp:2134
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:2118
+#: mainwindow.cpp:2136
 msgid "User Interface Language…"
 msgstr ""
 
-#: mainwindow.cpp:2122
+#: mainwindow.cpp:2140
 msgid "&Periodic Table…"
 msgstr ""
 
-#: mainwindow.cpp:2128 menubuilder.cpp:83
+#: mainwindow.cpp:2146 menubuilder.cpp:83
 msgid "&Help"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:182
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:2129 :120
+#: mainwindow.cpp:2147 :120
 msgid "&About"
 msgstr ""
 
-#: mainwindow.cpp:2136
+#: mainwindow.cpp:2154
 msgid "&Discussion Forum"
 msgstr ""
 
-#: mainwindow.cpp:2140
+#: mainwindow.cpp:2158
 msgid "&Avogadro Website"
 msgstr ""
 
-#: mainwindow.cpp:2144
+#: mainwindow.cpp:2162
 msgid "&Report a Bug"
 msgstr ""
 
-#: mainwindow.cpp:2148
+#: mainwindow.cpp:2166
 msgid "&Suggest a Feature"
 msgstr ""
 
-#: mainwindow.cpp:2172
+#: mainwindow.cpp:2190
 msgid "System Language"
 msgstr ""
 
-#: mainwindow.cpp:2180
+#: mainwindow.cpp:2198
 msgid "Language"
 msgstr ""
 
-#: mainwindow.cpp:2180
+#: mainwindow.cpp:2198
 msgid "User Interface Language:"
 msgstr ""
 
-#: mainwindow.cpp:2293
+#: mainwindow.cpp:2311
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:2309
+#: mainwindow.cpp:2327
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:2317
+#: mainwindow.cpp:2335
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:2325
+#: mainwindow.cpp:2343
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr ""
 
-#: mainwindow.cpp:2327
+#: mainwindow.cpp:2345
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr ""
 
-#: mainwindow.cpp:2409
+#: mainwindow.cpp:2431
 msgid "Network Download Failed"
 msgstr ""
 
-#: mainwindow.cpp:2410
+#: mainwindow.cpp:2432
 msgid "Network timeout or other error."
 msgstr ""
 
-#: mainwindow.cpp:2449
+#: mainwindow.cpp:2471
 #, qt-format
 msgid "Your version: %1"
 msgstr ""
 
-#: mainwindow.cpp:2450
+#: mainwindow.cpp:2472
 #, qt-format
 msgid "New version: %1"
 msgstr ""
 
-#: mainwindow.cpp:2452
+#: mainwindow.cpp:2474
 msgid "An update is available, do you want to download it now?\n"
 msgstr ""
 
-#: mainwindow.cpp:2454
+#: mainwindow.cpp:2476
 msgid "Version Update"
 msgstr ""
 
-#: mainwindow.cpp:2512
+#: mainwindow.cpp:2534
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2528
+#: mainwindow.cpp:2550
 msgid "Select file format"
 msgstr ""
 
-#: mainwindow.cpp:2533 mainwindow.cpp:2544
+#: mainwindow.cpp:2555 mainwindow.cpp:2566
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2543
+#: mainwindow.cpp:2565
 msgid "Cannot open files"
 msgstr ""