diff --git a/locales/de_DE/LC_MESSAGES/messages.mo b/locales/de_DE/LC_MESSAGES/messages.mo
index e45edb1..7ceebde 100644
Binary files a/locales/de_DE/LC_MESSAGES/messages.mo and b/locales/de_DE/LC_MESSAGES/messages.mo differ
diff --git a/locales/de_DE/LC_MESSAGES/messages.po b/locales/de_DE/LC_MESSAGES/messages.po
index 2beea34..1f676e1 100644
--- a/locales/de_DE/LC_MESSAGES/messages.po
+++ b/locales/de_DE/LC_MESSAGES/messages.po
@@ -5,8 +5,8 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: RavenLog\n"
-"POT-Creation-Date: 2023-01-28 18:49+0100\n"
-"PO-Revision-Date: 2023-01-28 18:50+0100\n"
+"POT-Creation-Date: 2024-03-21 19:17+0100\n"
+"PO-Revision-Date: 2024-03-21 19:17+0100\n"
 "Last-Translator: \n"
 "Language-Team: \n"
 "Language: de\n"
@@ -17,12 +17,12 @@ msgstr ""
 "Generated-By: pygettext.py 1.5\n"
 "X-Generator: Poedit 3.0.1\n"
 
-#: src/mainwindow.py:32 src/plugins/krowlog/aboutdialog.py:28
+#: src/mainwindow.py:32 src/plugins/krowlog/aboutdialog.py:30
 #: src/plugins/krowlogplugin.py:85
 msgid "KrowLog"
 msgstr "KrowLog"
 
-#: src/mainwindow.py:40 src/plugins/openfileplugin.py:30
+#: src/mainwindow.py:40 src/plugins/openfileplugin.py:31
 msgid "Open &Recent"
 msgstr "Zu&letzt geöffnete Dateien"
 
@@ -78,27 +78,31 @@ msgstr "Dateibrowser"
 msgid "About KrowLog"
 msgstr "Über KrowLog"
 
-#: src/plugins/krowlog/aboutdialog.py:33
+#: src/plugins/krowlog/aboutdialog.py:35
 msgid "Version: {0}"
 msgstr "Version: {0}"
 
-#: src/plugins/krowlog/aboutdialog.py:48
+#: src/plugins/krowlog/aboutdialog.py:50
 msgid "About"
 msgstr "Über KrowLog"
 
-#: src/plugins/krowlog/aboutdialog.py:49
+#: src/plugins/krowlog/aboutdialog.py:51
+msgid "Libraries"
+msgstr "Bibliotheken"
+
+#: src/plugins/krowlog/aboutdialog.py:52
 msgid "License"
 msgstr "Lizenz"
 
-#: src/plugins/krowlog/aboutdialog.py:62
-msgid "Log file viewer"
-msgstr "Betrachter für Logdateien"
+#: src/plugins/krowlog/aboutdialog.py:65
+msgid "KrowLog is a viewer for log files of arbitrary size."
+msgstr "KrowLog ist ein Betrachter für Logdateien beliebiger Größe."
 
-#: src/plugins/krowlog/aboutdialog.py:63
-msgid "(c) 2022-2023 Andreas Huber"
-msgstr "(c) 2022-2023 Andreas Huber"
+#: src/plugins/krowlog/aboutdialog.py:66
+msgid "(c) 2022-2024 Andreas Huber"
+msgstr "(c) 2022-2024 Andreas Huber"
 
-#: src/plugins/krowlog/aboutdialog.py:64
+#: src/plugins/krowlog/aboutdialog.py:67
 msgid "License: LGPL v3"
 msgstr "Lizenz: LGPL v3"
 
@@ -142,27 +146,31 @@ msgstr "&Über KrowLog"
 msgid "E&xit"
 msgstr "&Beenden"
 
-#: src/plugins/logfile/filterwidget.py:156
+#: src/plugins/logfile/filterwidget.py:181
 msgid "Cancel"
 msgstr "Abbrechen"
 
-#: src/plugins/logfile/filterwidget.py:162
+#: src/plugins/logfile/filterwidget.py:187
 msgid "save query"
 msgstr "suche speichern"
 
-#: src/plugins/logfile/filterwidget.py:167
+#: src/plugins/logfile/filterwidget.py:192
 msgid "ignore case"
 msgstr "Groß-/Kleinschreibung ignorieren"
 
-#: src/plugins/logfile/filterwidget.py:171
+#: src/plugins/logfile/filterwidget.py:196
 msgid "regex"
 msgstr "RegExp"
 
-#: src/plugins/logfile/filterwidget.py:259
+#: src/plugins/logfile/filterwidget.py:206
+msgid "only matches"
+msgstr "nur Treffer"
+
+#: src/plugins/logfile/filterwidget.py:298
 msgid "({hits} lines)"
 msgstr "({hits} Zeilen)"
 
-#: src/plugins/logfileplugin.py:35 src/ui/bigtext/bigtext.py:240
+#: src/plugins/logfileplugin.py:35 src/ui/bigtext/bigtext.py:254
 msgid "&Highlighter"
 msgstr "&Hervorhebungen"
 
@@ -186,43 +194,59 @@ msgstr "Notizen {0}"
 msgid "&Open..."
 msgstr "&Öffnen..."
 
-#: src/plugins/openfileplugin.py:46
+#: src/plugins/openfileplugin.py:47
 msgid "Open File"
 msgstr "Öffne Datei"
 
-#: src/ui/bigtext/bigtext.py:223
+#: src/plugins/timediff/time_diff_menu_widget.py:32
+msgid "ms"
+msgstr ""
+
+#: src/plugins/timediff/time_diff_menu_widget.py:33
+msgid "s"
+msgstr ""
+
+#: src/plugins/timediff/time_diff_menu_widget.py:34
+msgid "m"
+msgstr ""
+
+#: src/plugins/timediff/time_diff_menu_widget.py:35
+msgid "h"
+msgstr ""
+
+#: src/ui/bigtext/bigtext.py:235
 msgid "&Copy to Clipboard"
 msgstr "In Zwischenablage &Kopieren"
 
-#: src/ui/bigtext/bigtext.py:229
+#: src/ui/bigtext/bigtext.py:243
 msgid "Copy to &File"
 msgstr "In &Datei Kopieren"
 
-#: src/ui/bigtext/bigtext.py:234
+#: src/ui/bigtext/bigtext.py:248
 msgid "Select &All"
 msgstr "&Alles Selektieren"
 
-#: src/ui/bigtext/bigtext.py:396
+#: src/ui/bigtext/bigtext.py:410
 msgid "data selection"
 msgstr "selektion"
 
-#: src/ui/bigtext/bigtext.py:397
+#: src/ui/bigtext/bigtext.py:411
 msgid "You have selected <b>{0}</b> of data."
 msgstr "Du hast <b>{0}</b> selektiert."
 
-#: src/ui/bigtext/bigtext.py:401
+#: src/ui/bigtext/bigtext.py:416
 msgid "Copy {0} to Clipboard"
 msgstr "Kopiere {0} in die Zwischenablage"
 
-#: src/ui/bigtext/bigtext.py:403
+#: src/ui/bigtext/bigtext.py:420
 msgid "Write to File"
 msgstr "Schreibe in Datei"
 
-#: src/ui/bigtext/bigtext.py:425
+#: src/ui/bigtext/bigtext.py:444
 msgid "Save File"
 msgstr "Speichere Datei"
 
-#: src/ui/bigtext/bigtext.py:459
+#: src/ui/bigtext/bigtext.py:481
 msgid "selected {0} - {1:,.0f}:{2:,.0f}"
 msgstr "selektiert {0} - {1:,.0f}:{2:,.0f}"
 
@@ -270,70 +294,73 @@ msgstr "Zeilenhintergrund"
 msgid "Regular Expression"
 msgstr "Regulärer Ausdruck"
 
-#: src/ui/colorbutton.py:19
+#: src/ui/colorbutton.py:20
 msgid "Strawberry Cream"
 msgstr "Strawberry Cream"
 
-#: src/ui/colorbutton.py:20
+#: src/ui/colorbutton.py:21
 msgid "Pale Crimson"
 msgstr "Pale Crimson"
 
-#: src/ui/colorbutton.py:22
+#: src/ui/colorbutton.py:23
 msgid "Broken Buttercup"
 msgstr "Broken Buttercup"
 
-#: src/ui/colorbutton.py:23
+#: src/ui/colorbutton.py:24
 msgid "Passion Fruit Sugar"
 msgstr "Passion Fruit Sugar"
 
-#: src/ui/colorbutton.py:25
+#: src/ui/colorbutton.py:26
 msgid "Sunrise Yellow"
 msgstr "Sonnenaufganggelb"
 
-#: src/ui/colorbutton.py:26
+#: src/ui/colorbutton.py:27
 msgid "Magical Mustard"
 msgstr "Magischer Senf"
 
-#: src/ui/colorbutton.py:28
+#: src/ui/colorbutton.py:29
 msgid "Trendy Green"
 msgstr "Trendiges Grün"
 
-#: src/ui/colorbutton.py:29
+#: src/ui/colorbutton.py:30
 msgid "Garden Of Sweden"
 msgstr "Garten von Schweden"
 
-#: src/ui/colorbutton.py:31
+#: src/ui/colorbutton.py:32
 msgid "Light Sky Blue"
 msgstr "Helles Himmelsblau"
 
-#: src/ui/colorbutton.py:32
+#: src/ui/colorbutton.py:33
 msgid "True Blue"
 msgstr "Echtes Blau"
 
-#: src/ui/colorbutton.py:34
+#: src/ui/colorbutton.py:35
 msgid "Fairy Topia"
 msgstr "Fairy Topia"
 
-#: src/ui/colorbutton.py:35
+#: src/ui/colorbutton.py:36
 msgid "Magenta Bachiego"
 msgstr "Magenta Bachiego"
 
-#: src/ui/colorbutton.py:37
+#: src/ui/colorbutton.py:38
 msgid "Breeze of Mist"
 msgstr "Nebelbriese"
 
-#: src/ui/colorbutton.py:38
+#: src/ui/colorbutton.py:39
 msgid "Light Grey"
 msgstr "Helles Grau"
 
-#: src/ui/colorbutton.py:39
+#: src/ui/colorbutton.py:40
 msgid "Grey"
 msgstr "Grau"
 
-#: src/ui/colorbutton.py:45
+#: src/ui/colorbutton.py:46
 msgid "transparent"
 msgstr "Transparent"
 
+#~ msgid "Log file viewer"
+#~ msgstr "Betrachter für Logdateien"
+
 #~ msgid "Add"
 #~ msgstr "Hinzufügen"
 
diff --git a/locales/messages.pot b/locales/messages.pot
index 98f5727..66dff08 100644
--- a/locales/messages.pot
+++ b/locales/messages.pot
@@ -5,7 +5,7 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
-"POT-Creation-Date: 2023-01-28 18:49+0100\n"
+"POT-Creation-Date: 2024-03-21 19:17+0100\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"
@@ -15,12 +15,12 @@ msgstr ""
 "Generated-By: pygettext.py 1.5\n"
 
 
-#: src/mainwindow.py:32 src/plugins/krowlog/aboutdialog.py:28
+#: src/mainwindow.py:32 src/plugins/krowlog/aboutdialog.py:30
 #: src/plugins/krowlogplugin.py:85
 msgid "KrowLog"
 msgstr ""
 
-#: src/mainwindow.py:40 src/plugins/openfileplugin.py:30
+#: src/mainwindow.py:40 src/plugins/openfileplugin.py:31
 msgid "Open &Recent"
 msgstr ""
 
@@ -76,27 +76,31 @@ msgstr ""
 msgid "About KrowLog"
 msgstr ""
 
-#: src/plugins/krowlog/aboutdialog.py:33
+#: src/plugins/krowlog/aboutdialog.py:35
 msgid "Version: {0}"
 msgstr ""
 
-#: src/plugins/krowlog/aboutdialog.py:48
+#: src/plugins/krowlog/aboutdialog.py:50
 msgid "About"
 msgstr ""
 
-#: src/plugins/krowlog/aboutdialog.py:49
+#: src/plugins/krowlog/aboutdialog.py:51
+msgid "Libraries"
+msgstr ""
+
+#: src/plugins/krowlog/aboutdialog.py:52
 msgid "License"
 msgstr ""
 
-#: src/plugins/krowlog/aboutdialog.py:62
-msgid "Log file viewer"
+#: src/plugins/krowlog/aboutdialog.py:65
+msgid "KrowLog is a viewer for log files of arbitrary size."
 msgstr ""
 
-#: src/plugins/krowlog/aboutdialog.py:63
-msgid "(c) 2022-2023 Andreas Huber"
+#: src/plugins/krowlog/aboutdialog.py:66
+msgid "(c) 2022-2024 Andreas Huber"
 msgstr ""
 
-#: src/plugins/krowlog/aboutdialog.py:64
+#: src/plugins/krowlog/aboutdialog.py:67
 msgid "License: LGPL v3"
 msgstr ""
 
@@ -136,27 +140,31 @@ msgstr ""
 msgid "E&xit"
 msgstr ""
 
-#: src/plugins/logfile/filterwidget.py:156
+#: src/plugins/logfile/filterwidget.py:181
 msgid "Cancel"
 msgstr ""
 
-#: src/plugins/logfile/filterwidget.py:162
+#: src/plugins/logfile/filterwidget.py:187
 msgid "save query"
 msgstr ""
 
-#: src/plugins/logfile/filterwidget.py:167
+#: src/plugins/logfile/filterwidget.py:192
 msgid "ignore case"
 msgstr ""
 
-#: src/plugins/logfile/filterwidget.py:171
+#: src/plugins/logfile/filterwidget.py:196
 msgid "regex"
 msgstr ""
 
-#: src/plugins/logfile/filterwidget.py:259
+#: src/plugins/logfile/filterwidget.py:206
+msgid "only matches"
+msgstr ""
+
+#: src/plugins/logfile/filterwidget.py:298
 msgid "({hits} lines)"
 msgstr ""
 
-#: src/plugins/logfileplugin.py:35 src/ui/bigtext/bigtext.py:240
+#: src/plugins/logfileplugin.py:35 src/ui/bigtext/bigtext.py:254
 msgid "&Highlighter"
 msgstr ""
 
@@ -180,46 +188,66 @@ msgstr ""
 msgid "&Open..."
 msgstr ""
 
-#: src/plugins/openfileplugin.py:46
+#: src/plugins/openfileplugin.py:47
 msgid "Open File"
 msgstr ""
 
-#: src/ui/bigtext/bigtext.py:223
+#: src/plugins/timediff/time_diff_menu_widget.py:32
+msgid "ms"
+msgstr ""
+
+#: src/plugins/timediff/time_diff_menu_widget.py:33
+msgid "s"
+msgstr ""
+
+#: src/plugins/timediff/time_diff_menu_widget.py:34
+msgid "m"
+msgstr ""
+
+#: src/plugins/timediff/time_diff_menu_widget.py:35
+msgid "h"
+msgstr ""
+
+#: src/ui/bigtext/bigtext.py:235
 msgid "&Copy to Clipboard"
 msgstr ""
 
-#: src/ui/bigtext/bigtext.py:229
+#: src/ui/bigtext/bigtext.py:243
 msgid "Copy to &File"
 msgstr ""
 
-#: src/ui/bigtext/bigtext.py:234
+#: src/ui/bigtext/bigtext.py:248
 msgid "Select &All"
 msgstr ""
 
-#: src/ui/bigtext/bigtext.py:396
+#: src/ui/bigtext/bigtext.py:410
 msgid "data selection"
 msgstr ""
 
-#: src/ui/bigtext/bigtext.py:397
+#: src/ui/bigtext/bigtext.py:411
 msgid "You have selected <b>{0}</b> of data."
 msgstr ""
 
-#: src/ui/bigtext/bigtext.py:401
+#: src/ui/bigtext/bigtext.py:416
 msgid "Copy {0} to Clipboard"
 msgstr ""
 
-#: src/ui/bigtext/bigtext.py:403
+#: src/ui/bigtext/bigtext.py:420
 msgid "Write to File"
 msgstr ""
 
-#: src/ui/bigtext/bigtext.py:425
+#: src/ui/bigtext/bigtext.py:444
 msgid "Save File"
 msgstr ""
 
-#: src/ui/bigtext/bigtext.py:459
+#: src/ui/bigtext/bigtext.py:481
 msgid "selected {0} - {1:,.0f}:{2:,.0f}"
 msgstr ""
 
+#: src/ui/bigtext/bigtext.py:484
+msgid ""
+msgstr ""
+
 #: src/ui/bigtext/newhighlightingdialog.py:20
 msgid "Manage Highlighting"
 msgstr ""
@@ -264,67 +292,67 @@ msgstr ""
 msgid "Regular Expression"
 msgstr ""
 
-#: src/ui/colorbutton.py:19
+#: src/ui/colorbutton.py:20
 msgid "Strawberry Cream"
 msgstr ""
 
-#: src/ui/colorbutton.py:20
+#: src/ui/colorbutton.py:21
 msgid "Pale Crimson"
 msgstr ""
 
-#: src/ui/colorbutton.py:22
+#: src/ui/colorbutton.py:23
 msgid "Broken Buttercup"
 msgstr ""
 
-#: src/ui/colorbutton.py:23
+#: src/ui/colorbutton.py:24
 msgid "Passion Fruit Sugar"
 msgstr ""
 
-#: src/ui/colorbutton.py:25
+#: src/ui/colorbutton.py:26
 msgid "Sunrise Yellow"
 msgstr ""
 
-#: src/ui/colorbutton.py:26
+#: src/ui/colorbutton.py:27
 msgid "Magical Mustard"
 msgstr ""
 
-#: src/ui/colorbutton.py:28
+#: src/ui/colorbutton.py:29
 msgid "Trendy Green"
 msgstr ""
 
-#: src/ui/colorbutton.py:29
+#: src/ui/colorbutton.py:30
 msgid "Garden Of Sweden"
 msgstr ""
 
-#: src/ui/colorbutton.py:31
+#: src/ui/colorbutton.py:32
 msgid "Light Sky Blue"
 msgstr ""
 
-#: src/ui/colorbutton.py:32
+#: src/ui/colorbutton.py:33
 msgid "True Blue"
 msgstr ""
 
-#: src/ui/colorbutton.py:34
+#: src/ui/colorbutton.py:35
 msgid "Fairy Topia"
 msgstr ""
 
-#: src/ui/colorbutton.py:35
+#: src/ui/colorbutton.py:36
 msgid "Magenta Bachiego"
 msgstr ""
 
-#: src/ui/colorbutton.py:37
+#: src/ui/colorbutton.py:38
 msgid "Breeze of Mist"
 msgstr ""
 
-#: src/ui/colorbutton.py:38
+#: src/ui/colorbutton.py:39
 msgid "Light Grey"
 msgstr ""
 
-#: src/ui/colorbutton.py:39
+#: src/ui/colorbutton.py:40
 msgid "Grey"
 msgstr ""
 
-#: src/ui/colorbutton.py:45
+#: src/ui/colorbutton.py:46
 msgid "transparent"
 msgstr ""
 
diff --git a/src/plugins/krowlog/aboutdialog.py b/src/plugins/krowlog/aboutdialog.py
index 49aaf34..0eb6dc8 100644
--- a/src/plugins/krowlog/aboutdialog.py
+++ b/src/plugins/krowlog/aboutdialog.py
@@ -23,6 +23,7 @@ class AboutDialog(QDialog):
         self.setWindowTitle(_("About KrowLog"))
         self.setModal(True)
         self.setMinimumWidth(650)
+        self.setFixedHeight(300)
 
         self.layout = QVBoxLayout(self)
 
@@ -61,8 +62,8 @@ class AboutDialog(QDialog):
         result = QWidget()
         result.layout = QVBoxLayout(result)
         label = Label("{0}<br>{1}<br>{2}".format(
-            _("Log file viewer"),
-            _("(c) 2022-2023 Andreas Huber"),
+            _("KrowLog is a viewer for log files of arbitrary size."),
+            _("(c) 2022-2024 Andreas Huber"),
             _("License: LGPL v3")
         ))
         result.layout.addWidget(label)
diff --git a/translate.sh b/translate.sh
index ec827e7..1cd78f5 100755
--- a/translate.sh
+++ b/translate.sh
@@ -3,4 +3,4 @@
 echo "extract text from source files"
 find src -iname "*.py" | xargs /home/andi/bin/Python-3.10.0/Tools/i18n/pygettext.py -o locales/messages.pot
 
-echo "edit with poedit"
\ No newline at end of file
+echo "edit with: poedit locales/de_DE/LC_MESSAGES/messages.po"
\ No newline at end of file