diff --git a/babel.cfg b/babel.cfg
index 6ad03778..d6b4a82c 100644
--- a/babel.cfg
+++ b/babel.cfg
@@ -1,6 +1,6 @@
 [python: **.py]
-keywords = _ _l gettext
+keywords = _ _l gettext pgettext:1c,2
 
 [jinja2: **/templates/**.html]
 encoding = utf-8
-keywords = _ _l gettext
+keywords = _ _l gettext pgettext:1c,2
diff --git a/changedetectionio/blueprint/ui/templates/diff.html b/changedetectionio/blueprint/ui/templates/diff.html
index 4a89e24c..d654d8f0 100644
--- a/changedetectionio/blueprint/ui/templates/diff.html
+++ b/changedetectionio/blueprint/ui/templates/diff.html
@@ -25,7 +25,8 @@
         <fieldset class="diff-fieldset">
             {% if versions|length >= 1 %}
                 <span style="white-space: nowrap;">
-                <label id="change-from" for="diff-from-version" class="from-to-label">{{ _('From') }}</label>
+                {# TRANSLATORS: 'From' labels the older snapshot version selector on the diff page #}
+                <label id="change-from" for="diff-from-version" class="from-to-label">{{ pgettext('diff version', 'From') }}</label>
                 <select id="diff-from-version" name="from_version" class="needs-localtime">
                     {%- for version in versions|reverse -%}
                         <option value="{{ version }}" {% if version== from_version %} selected="" {% endif %}>
@@ -35,7 +36,8 @@
                 </select>
                 </span>
                 <span style="white-space: nowrap;">
-                <label id="change-to" for="diff-to-version" class="from-to-label">{{ _('To') }}</label>
+                {# TRANSLATORS: 'To' labels the newer snapshot version selector on the diff page #}
+                <label id="change-to" for="diff-to-version" class="from-to-label">{{ pgettext('diff version', 'To') }}</label>
                 <select id="diff-to-version" name="to_version" class="needs-localtime">
                     {%- for version in versions|reverse -%}
                         <option value="{{ version }}" {% if version== to_version %} selected="" {% endif %}>
diff --git a/changedetectionio/translations/cs/LC_MESSAGES/messages.mo b/changedetectionio/translations/cs/LC_MESSAGES/messages.mo
index b1ed1ce4..2bc47352 100644
Binary files a/changedetectionio/translations/cs/LC_MESSAGES/messages.mo and b/changedetectionio/translations/cs/LC_MESSAGES/messages.mo differ
diff --git a/changedetectionio/translations/cs/LC_MESSAGES/messages.po b/changedetectionio/translations/cs/LC_MESSAGES/messages.po
index 7ec15fd8..b72923ee 100644
--- a/changedetectionio/translations/cs/LC_MESSAGES/messages.po
+++ b/changedetectionio/translations/cs/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2026-04-19 00:17+0900\n"
+"POT-Creation-Date: 2026-04-21 13:27+0900\n"
 "PO-Revision-Date: 2026-01-02 11:40+0100\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language: cs\n"
@@ -1231,11 +1231,15 @@ msgstr "Ignorovat všechny odpovídající řádky"
 msgid "Ignore any lines matching excluding digits"
 msgstr "Ignorovat všechny odpovídající řádky kromě číslic"
 
+#. 'From' labels the older snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "From"
 msgstr "Z"
 
+#. 'To' labels the newer snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "To"
 msgstr "Na"
 
@@ -3672,3 +3676,9 @@ msgstr "Hlavní nastavení"
 #~ msgid "\"Residential\" and \"Mobile\" proxy type can be more successfull than \"Data Center\" for blocked websites."
 #~ msgstr ""
 
+#~ msgid "From"
+#~ msgstr "Z"
+
+#~ msgid "To"
+#~ msgstr "Na"
+
diff --git a/changedetectionio/translations/de/LC_MESSAGES/messages.mo b/changedetectionio/translations/de/LC_MESSAGES/messages.mo
index 92567252..db761eeb 100644
Binary files a/changedetectionio/translations/de/LC_MESSAGES/messages.mo and b/changedetectionio/translations/de/LC_MESSAGES/messages.mo differ
diff --git a/changedetectionio/translations/de/LC_MESSAGES/messages.po b/changedetectionio/translations/de/LC_MESSAGES/messages.po
index 339ca64f..acd84221 100644
--- a/changedetectionio/translations/de/LC_MESSAGES/messages.po
+++ b/changedetectionio/translations/de/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2026-04-19 00:17+0900\n"
+"POT-Creation-Date: 2026-04-21 13:27+0900\n"
 "PO-Revision-Date: 2026-01-14 03:57+0100\n"
 "Last-Translator: \n"
 "Language: de\n"
@@ -1253,11 +1253,15 @@ msgstr "Ignorieren Sie alle übereinstimmenden Zeilen"
 msgid "Ignore any lines matching excluding digits"
 msgstr "Ignorieren Sie alle übereinstimmenden Zeilen mit Ausnahme von Ziffern"
 
+#. 'From' labels the older snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "From"
 msgstr "Von"
 
+#. 'To' labels the newer snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "To"
 msgstr "Zu"
 
@@ -3789,3 +3793,9 @@ msgstr "Haupteinstellungen"
 #~ msgid "\"Residential\" and \"Mobile\" proxy type can be more successfull than \"Data Center\" for blocked websites."
 #~ msgstr ""
 
+#~ msgid "From"
+#~ msgstr "Von"
+
+#~ msgid "To"
+#~ msgstr "Zu"
+
diff --git a/changedetectionio/translations/en_GB/LC_MESSAGES/messages.mo b/changedetectionio/translations/en_GB/LC_MESSAGES/messages.mo
index 1fbfc448..5894e3ca 100644
Binary files a/changedetectionio/translations/en_GB/LC_MESSAGES/messages.mo and b/changedetectionio/translations/en_GB/LC_MESSAGES/messages.mo differ
diff --git a/changedetectionio/translations/en_GB/LC_MESSAGES/messages.po b/changedetectionio/translations/en_GB/LC_MESSAGES/messages.po
index dcca884f..a5a04d07 100644
--- a/changedetectionio/translations/en_GB/LC_MESSAGES/messages.po
+++ b/changedetectionio/translations/en_GB/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version:  changedetection.io\n"
 "Report-Msgid-Bugs-To: https://github.com/dgtlmoon/changedetection.io\n"
-"POT-Creation-Date: 2026-04-19 00:17+0900\n"
+"POT-Creation-Date: 2026-04-21 13:27+0900\n"
 "PO-Revision-Date: 2026-01-12 16:33+0100\n"
 "Last-Translator: British English Translation Team\n"
 "Language: en_GB\n"
@@ -1231,11 +1231,15 @@ msgstr ""
 msgid "Ignore any lines matching excluding digits"
 msgstr ""
 
+#. 'From' labels the older snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "From"
 msgstr ""
 
+#. 'To' labels the newer snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "To"
 msgstr ""
 
@@ -3619,3 +3623,9 @@ msgstr ""
 #~ msgid "\"Residential\" and \"Mobile\" proxy type can be more successfull than \"Data Center\" for blocked websites."
 #~ msgstr ""
 
+#~ msgid "From"
+#~ msgstr ""
+
+#~ msgid "To"
+#~ msgstr ""
+
diff --git a/changedetectionio/translations/en_US/LC_MESSAGES/messages.mo b/changedetectionio/translations/en_US/LC_MESSAGES/messages.mo
index c81cd24b..48d138c8 100644
Binary files a/changedetectionio/translations/en_US/LC_MESSAGES/messages.mo and b/changedetectionio/translations/en_US/LC_MESSAGES/messages.mo differ
diff --git a/changedetectionio/translations/en_US/LC_MESSAGES/messages.po b/changedetectionio/translations/en_US/LC_MESSAGES/messages.po
index 08d5248a..56bbea2f 100644
--- a/changedetectionio/translations/en_US/LC_MESSAGES/messages.po
+++ b/changedetectionio/translations/en_US/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: https://github.com/dgtlmoon/changedetection.io\n"
-"POT-Creation-Date: 2026-04-19 00:17+0900\n"
+"POT-Creation-Date: 2026-04-21 13:27+0900\n"
 "PO-Revision-Date: 2026-01-12 16:37+0100\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language: en_US\n"
@@ -1231,11 +1231,15 @@ msgstr ""
 msgid "Ignore any lines matching excluding digits"
 msgstr ""
 
+#. 'From' labels the older snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "From"
 msgstr ""
 
+#. 'To' labels the newer snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "To"
 msgstr ""
 
@@ -3619,3 +3623,9 @@ msgstr ""
 #~ msgid "\"Residential\" and \"Mobile\" proxy type can be more successfull than \"Data Center\" for blocked websites."
 #~ msgstr ""
 
+#~ msgid "From"
+#~ msgstr ""
+
+#~ msgid "To"
+#~ msgstr ""
+
diff --git a/changedetectionio/translations/es/LC_MESSAGES/messages.mo b/changedetectionio/translations/es/LC_MESSAGES/messages.mo
index 61c6c023..54b2e9e9 100644
Binary files a/changedetectionio/translations/es/LC_MESSAGES/messages.mo and b/changedetectionio/translations/es/LC_MESSAGES/messages.mo differ
diff --git a/changedetectionio/translations/es/LC_MESSAGES/messages.po b/changedetectionio/translations/es/LC_MESSAGES/messages.po
index 91275344..e6206999 100644
--- a/changedetectionio/translations/es/LC_MESSAGES/messages.po
+++ b/changedetectionio/translations/es/LC_MESSAGES/messages.po
@@ -3,7 +3,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: changedetection.io 0.53.6\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2026-04-19 00:17+0900\n"
+"POT-Creation-Date: 2026-04-21 13:27+0900\n"
 "PO-Revision-Date: 2026-03-20 18:13+0100\n"
 "Last-Translator: Adrian Gonzalez <adrian@example.com>\n"
 "Language: es\n"
@@ -1271,11 +1271,15 @@ msgstr "Ignora cualquier línea que coincida"
 msgid "Ignore any lines matching excluding digits"
 msgstr "Ignore cualquier línea que coincida excluyendo dígitos"
 
+#. 'From' labels the older snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "From"
 msgstr "De"
 
+#. 'To' labels the newer snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "To"
 msgstr "A"
 
@@ -3668,3 +3672,9 @@ msgstr "Configuraciones principales"
 #~ " éxito que el \"centro de datos\" para sitios web "
 #~ "bloqueados."
 
+#~ msgid "From"
+#~ msgstr "De"
+
+#~ msgid "To"
+#~ msgstr "A"
+
diff --git a/changedetectionio/translations/fr/LC_MESSAGES/messages.mo b/changedetectionio/translations/fr/LC_MESSAGES/messages.mo
index 825e4e52..d64fa90f 100644
Binary files a/changedetectionio/translations/fr/LC_MESSAGES/messages.mo and b/changedetectionio/translations/fr/LC_MESSAGES/messages.mo differ
diff --git a/changedetectionio/translations/fr/LC_MESSAGES/messages.po b/changedetectionio/translations/fr/LC_MESSAGES/messages.po
index f5d64db2..8d471ab7 100644
--- a/changedetectionio/translations/fr/LC_MESSAGES/messages.po
+++ b/changedetectionio/translations/fr/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2026-04-19 00:17+0900\n"
+"POT-Creation-Date: 2026-04-21 13:27+0900\n"
 "PO-Revision-Date: 2026-01-02 11:40+0100\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language: fr\n"
@@ -1235,11 +1235,15 @@ msgstr "Ignorer toutes les lignes correspondant"
 msgid "Ignore any lines matching excluding digits"
 msgstr "Ignorer toutes les lignes correspondant à l'exclusion des chiffres"
 
+#. 'From' labels the older snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "From"
 msgstr "Depuis"
 
+#. 'To' labels the newer snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "To"
 msgstr "À"
 
@@ -3680,3 +3684,9 @@ msgstr "Paramètres principaux"
 #~ msgid "\"Residential\" and \"Mobile\" proxy type can be more successfull than \"Data Center\" for blocked websites."
 #~ msgstr ""
 
+#~ msgid "From"
+#~ msgstr "Depuis"
+
+#~ msgid "To"
+#~ msgstr "À"
+
diff --git a/changedetectionio/translations/it/LC_MESSAGES/messages.mo b/changedetectionio/translations/it/LC_MESSAGES/messages.mo
index eb2736e7..7bf03c5f 100644
Binary files a/changedetectionio/translations/it/LC_MESSAGES/messages.mo and b/changedetectionio/translations/it/LC_MESSAGES/messages.mo differ
diff --git a/changedetectionio/translations/it/LC_MESSAGES/messages.po b/changedetectionio/translations/it/LC_MESSAGES/messages.po
index 03fa54c7..2bfeb16b 100644
--- a/changedetectionio/translations/it/LC_MESSAGES/messages.po
+++ b/changedetectionio/translations/it/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2026-04-19 00:17+0900\n"
+"POT-Creation-Date: 2026-04-21 13:27+0900\n"
 "PO-Revision-Date: 2026-01-02 15:32+0100\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language: it\n"
@@ -1233,11 +1233,15 @@ msgstr ""
 msgid "Ignore any lines matching excluding digits"
 msgstr ""
 
+#. 'From' labels the older snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "From"
 msgstr ""
 
+#. 'To' labels the newer snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "To"
 msgstr ""
 
@@ -3654,3 +3658,9 @@ msgstr "Impostazioni principali"
 #~ msgid "\"Residential\" and \"Mobile\" proxy type can be more successfull than \"Data Center\" for blocked websites."
 #~ msgstr ""
 
+#~ msgid "From"
+#~ msgstr ""
+
+#~ msgid "To"
+#~ msgstr ""
+
diff --git a/changedetectionio/translations/ja/LC_MESSAGES/messages.mo b/changedetectionio/translations/ja/LC_MESSAGES/messages.mo
index 9f124106..26d43a54 100644
Binary files a/changedetectionio/translations/ja/LC_MESSAGES/messages.mo and b/changedetectionio/translations/ja/LC_MESSAGES/messages.mo differ
diff --git a/changedetectionio/translations/ja/LC_MESSAGES/messages.po b/changedetectionio/translations/ja/LC_MESSAGES/messages.po
index ac26d2fc..2ae34c2f 100644
--- a/changedetectionio/translations/ja/LC_MESSAGES/messages.po
+++ b/changedetectionio/translations/ja/LC_MESSAGES/messages.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: changedetection.io 0.53.6\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2026-04-19 00:17+0900\n"
+"POT-Creation-Date: 2026-04-21 13:27+0900\n"
 "PO-Revision-Date: 2026-03-31 23:52+0900\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language: ja\n"
@@ -1250,11 +1250,15 @@ msgstr "一致する行を無視"
 msgid "Ignore any lines matching excluding digits"
 msgstr "数字を除いて一致する行を無視"
 
+#. 'From' labels the older snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "From"
 msgstr "変更前"
 
+#. 'To' labels the newer snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "To"
 msgstr "変更後"
 
@@ -3652,3 +3656,9 @@ msgstr "メイン設定"
 #~ msgid "\"Residential\" and \"Mobile\" proxy type can be more successfull than \"Data Center\" for blocked websites."
 #~ msgstr "ブロックされているウェブサイトには、「データセンター」よりも「住居用」や「モバイル」プロキシタイプが効果的です。"
 
+#~ msgid "From"
+#~ msgstr "変更前"
+
+#~ msgid "To"
+#~ msgstr "変更後"
+
diff --git a/changedetectionio/translations/ko/LC_MESSAGES/messages.mo b/changedetectionio/translations/ko/LC_MESSAGES/messages.mo
index d4f9bef1..6232c894 100644
Binary files a/changedetectionio/translations/ko/LC_MESSAGES/messages.mo and b/changedetectionio/translations/ko/LC_MESSAGES/messages.mo differ
diff --git a/changedetectionio/translations/ko/LC_MESSAGES/messages.po b/changedetectionio/translations/ko/LC_MESSAGES/messages.po
index c0d162a0..4cc6b4d7 100644
--- a/changedetectionio/translations/ko/LC_MESSAGES/messages.po
+++ b/changedetectionio/translations/ko/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2026-04-19 00:17+0900\n"
+"POT-Creation-Date: 2026-04-21 13:27+0900\n"
 "PO-Revision-Date: 2026-01-02 11:40+0100\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language: ko\n"
@@ -1231,11 +1231,15 @@ msgstr "일치하는 줄을 무시하세요."
 msgid "Ignore any lines matching excluding digits"
 msgstr "숫자를 제외하고 일치하는 줄을 무시합니다."
 
+#. 'From' labels the older snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "From"
 msgstr "에서"
 
+#. 'To' labels the newer snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "To"
 msgstr "에게"
 
@@ -3775,3 +3779,9 @@ msgstr "기본 설정"
 #~ msgid "\"Residential\" and \"Mobile\" proxy type can be more successfull than \"Data Center\" for blocked websites."
 #~ msgstr ""
 
+#~ msgid "From"
+#~ msgstr "에서"
+
+#~ msgid "To"
+#~ msgstr "에게"
+
diff --git a/changedetectionio/translations/messages.pot b/changedetectionio/translations/messages.pot
index 70a28807..698e8a59 100644
--- a/changedetectionio/translations/messages.pot
+++ b/changedetectionio/translations/messages.pot
@@ -6,9 +6,9 @@
 #, fuzzy
 msgid ""
 msgstr ""
-"Project-Id-Version: changedetection.io 0.54.9\n"
+"Project-Id-Version: changedetection.io 0.54.10\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2026-04-19 00:17+0900\n"
+"POT-Creation-Date: 2026-04-21 13:27+0900\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"
@@ -1230,11 +1230,15 @@ msgstr ""
 msgid "Ignore any lines matching excluding digits"
 msgstr ""
 
+#. 'From' labels the older snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "From"
 msgstr ""
 
+#. 'To' labels the newer snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "To"
 msgstr ""
 
diff --git a/changedetectionio/translations/pt_BR/LC_MESSAGES/messages.mo b/changedetectionio/translations/pt_BR/LC_MESSAGES/messages.mo
index 98cf399b..5401aa56 100644
Binary files a/changedetectionio/translations/pt_BR/LC_MESSAGES/messages.mo and b/changedetectionio/translations/pt_BR/LC_MESSAGES/messages.mo differ
diff --git a/changedetectionio/translations/pt_BR/LC_MESSAGES/messages.po b/changedetectionio/translations/pt_BR/LC_MESSAGES/messages.po
index 9b118ad6..0e3d8726 100644
--- a/changedetectionio/translations/pt_BR/LC_MESSAGES/messages.po
+++ b/changedetectionio/translations/pt_BR/LC_MESSAGES/messages.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: changedetection.io 0.54.8\n"
 "Report-Msgid-Bugs-To: mstrey@gmail.com\n"
-"POT-Creation-Date: 2026-04-19 00:17+0900\n"
+"POT-Creation-Date: 2026-04-21 13:27+0900\n"
 "PO-Revision-Date: 2026-04-07 22:00-0300\n"
 "Last-Translator: Gemini AI\n"
 "Language: pt_BR\n"
@@ -1256,11 +1256,15 @@ msgstr "Ignorar linhas correspondentes a"
 msgid "Ignore any lines matching excluding digits"
 msgstr "Ignorar linhas correspondentes excluindo dígitos"
 
+#. 'From' labels the older snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "From"
 msgstr "De"
 
+#. 'To' labels the newer snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "To"
 msgstr "Para"
 
@@ -3654,3 +3658,9 @@ msgstr "Configurações principais"
 #~ msgid "\"Residential\" and \"Mobile\" proxy type can be more successfull than \"Data Center\" for blocked websites."
 #~ msgstr ""
 
+#~ msgid "From"
+#~ msgstr "De"
+
+#~ msgid "To"
+#~ msgstr "Para"
+
diff --git a/changedetectionio/translations/tr/LC_MESSAGES/messages.mo b/changedetectionio/translations/tr/LC_MESSAGES/messages.mo
index b97923f7..bf3d4d13 100644
Binary files a/changedetectionio/translations/tr/LC_MESSAGES/messages.mo and b/changedetectionio/translations/tr/LC_MESSAGES/messages.mo differ
diff --git a/changedetectionio/translations/tr/LC_MESSAGES/messages.po b/changedetectionio/translations/tr/LC_MESSAGES/messages.po
index 1d4270e8..068a1ae5 100644
--- a/changedetectionio/translations/tr/LC_MESSAGES/messages.po
+++ b/changedetectionio/translations/tr/LC_MESSAGES/messages.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: changedetection.io 0.53.6\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2026-04-19 00:17+0900\n"
+"POT-Creation-Date: 2026-04-21 13:27+0900\n"
 "PO-Revision-Date: 2026-04-10 20:38+0300\n"
 "Last-Translator: \n"
 "Language: tr\n"
@@ -1260,11 +1260,15 @@ msgstr "Eşleşen satırları yoksay"
 msgid "Ignore any lines matching excluding digits"
 msgstr "Rakamlar hariç eşleşen satırları yoksay"
 
+#. 'From' labels the older snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "From"
 msgstr "Kimden"
 
+#. 'To' labels the newer snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "To"
 msgstr "Kime"
 
@@ -3645,3 +3649,9 @@ msgstr "Ana ayarlar"
 #~ msgid "\"Residential\" and \"Mobile\" proxy type can be more successfull than \"Data Center\" for blocked websites."
 #~ msgstr "Engellenen web siteleri için \"Yerleşim Yeri\" ve \"Mobil\" proxy türü \"Veri Merkezi\"nden daha başarılı olabilir."
 
+#~ msgid "From"
+#~ msgstr "Kimden"
+
+#~ msgid "To"
+#~ msgstr "Kime"
+
diff --git a/changedetectionio/translations/uk/LC_MESSAGES/messages.mo b/changedetectionio/translations/uk/LC_MESSAGES/messages.mo
index 97c65cb0..6c9e3fa3 100644
Binary files a/changedetectionio/translations/uk/LC_MESSAGES/messages.mo and b/changedetectionio/translations/uk/LC_MESSAGES/messages.mo differ
diff --git a/changedetectionio/translations/uk/LC_MESSAGES/messages.po b/changedetectionio/translations/uk/LC_MESSAGES/messages.po
index 8a70c6b7..0034bb6c 100644
--- a/changedetectionio/translations/uk/LC_MESSAGES/messages.po
+++ b/changedetectionio/translations/uk/LC_MESSAGES/messages.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version:  changedetection.io\n"
 "Report-Msgid-Bugs-To: https://github.com/dgtlmoon/changedetection.io\n"
-"POT-Creation-Date: 2026-04-19 00:17+0900\n"
+"POT-Creation-Date: 2026-04-21 13:27+0900\n"
 "PO-Revision-Date: 2026-02-19 12:30+0100\n"
 "Last-Translator: \n"
 "Language: uk\n"
@@ -1240,11 +1240,15 @@ msgstr "Ігнорувати рядки, що збігаються з"
 msgid "Ignore any lines matching excluding digits"
 msgstr "Ігнорувати рядки, що збігаються з (виключаючи цифри)"
 
+#. 'From' labels the older snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "From"
 msgstr "Від"
 
+#. 'To' labels the newer snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "To"
 msgstr "До"
 
@@ -3616,3 +3620,9 @@ msgstr "Головні налаштування"
 #~ msgid "\"Residential\" and \"Mobile\" proxy type can be more successfull than \"Data Center\" for blocked websites."
 #~ msgstr "Проксі типу «Резидентні» та «Мобільні» можуть бути ефективнішими, ніж «Дата-центр», для заблокованих сайтів."
 
+#~ msgid "From"
+#~ msgstr "Від"
+
+#~ msgid "To"
+#~ msgstr "До"
+
diff --git a/changedetectionio/translations/zh/LC_MESSAGES/messages.mo b/changedetectionio/translations/zh/LC_MESSAGES/messages.mo
index 86f88940..d7583a5a 100644
Binary files a/changedetectionio/translations/zh/LC_MESSAGES/messages.mo and b/changedetectionio/translations/zh/LC_MESSAGES/messages.mo differ
diff --git a/changedetectionio/translations/zh/LC_MESSAGES/messages.po b/changedetectionio/translations/zh/LC_MESSAGES/messages.po
index 3ef52082..4c234150 100644
--- a/changedetectionio/translations/zh/LC_MESSAGES/messages.po
+++ b/changedetectionio/translations/zh/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2026-04-19 00:17+0900\n"
+"POT-Creation-Date: 2026-04-21 13:27+0900\n"
 "PO-Revision-Date: 2026-01-18 21:31+0800\n"
 "Last-Translator: 吾爱分享 <admin@wuaishare.cn>\n"
 "Language: zh\n"
@@ -1231,11 +1231,15 @@ msgstr "忽略匹配以下内容的行"
 msgid "Ignore any lines matching excluding digits"
 msgstr "忽略匹配以下内容的行（排除数字）"
 
+#. 'From' labels the older snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "From"
 msgstr "从"
 
+#. 'To' labels the newer snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "To"
 msgstr "到"
 
@@ -3604,3 +3608,9 @@ msgstr "主设置"
 #~ msgid "\"Residential\" and \"Mobile\" proxy type can be more successfull than \"Data Center\" for blocked websites."
 #~ msgstr "对于被封锁的网站，“住宅”和“移动”代理类型可能比“数据中心”更有效。"
 
+#~ msgid "From"
+#~ msgstr "从"
+
+#~ msgid "To"
+#~ msgstr "到"
+
diff --git a/changedetectionio/translations/zh_Hant_TW/LC_MESSAGES/messages.mo b/changedetectionio/translations/zh_Hant_TW/LC_MESSAGES/messages.mo
index f050d7bc..183a30e6 100644
Binary files a/changedetectionio/translations/zh_Hant_TW/LC_MESSAGES/messages.mo and b/changedetectionio/translations/zh_Hant_TW/LC_MESSAGES/messages.mo differ
diff --git a/changedetectionio/translations/zh_Hant_TW/LC_MESSAGES/messages.po b/changedetectionio/translations/zh_Hant_TW/LC_MESSAGES/messages.po
index 24bff493..b117abe5 100644
--- a/changedetectionio/translations/zh_Hant_TW/LC_MESSAGES/messages.po
+++ b/changedetectionio/translations/zh_Hant_TW/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2026-04-19 00:17+0900\n"
+"POT-Creation-Date: 2026-04-21 13:27+0900\n"
 "PO-Revision-Date: 2026-01-15 12:00+0800\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language: zh_Hant_TW\n"
@@ -1231,11 +1231,15 @@ msgstr "忽略任何符合的行"
 msgid "Ignore any lines matching excluding digits"
 msgstr "忽略任何符合（排除數字）的行"
 
+#. 'From' labels the older snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "From"
 msgstr "從"
 
+#. 'To' labels the newer snapshot version selector on the diff page
 #: changedetectionio/blueprint/ui/templates/diff.html
+msgctxt "diff version"
 msgid "To"
 msgstr "到"
 
@@ -3733,3 +3737,9 @@ msgstr "主設定"
 #~ msgid "\"Residential\" and \"Mobile\" proxy type can be more successfull than \"Data Center\" for blocked websites."
 #~ msgstr ""
 
+#~ msgid "From"
+#~ msgstr "從"
+
+#~ msgid "To"
+#~ msgstr "到"
+
diff --git a/setup.cfg b/setup.cfg
index 73d157e2..cbf47a91 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -6,7 +6,8 @@
 mapping_file = babel.cfg
 output_file = changedetectionio/translations/messages.pot
 input_paths = changedetectionio
-keywords = _ _l gettext
+keywords = _ _l gettext pgettext:1c,2
+add_comments = TRANSLATORS:
 # Options to reduce unnecessary changes in .pot files
 sort_by_file = true
 width = 120