diff --git a/core/constants.js b/core/constants.js
index d3b2cd60..13bc25ab 100644
--- a/core/constants.js
+++ b/core/constants.js
@@ -212,7 +212,11 @@ const Links = {
     'DONATE': chrome.extension.getURL('pages/donate/donate.html'),
     'CHANGELOG': chrome.extension.getURL('pages/updates/updates.html'),
     'FAQ': chrome.extension.getURL('pages/help/help.html'),
-    'STATISTICS': chrome.extension.getURL('pages/statistics/statistics.html')
+    'FAQ_HTML_FILTER': chrome.extension.getURL('pages/help/help.html#html-filter'),
+    'STATISTICS': chrome.extension.getURL('pages/statistics/statistics.html'),
+    'LOCALCDN_TEST': 'https://www.localcdn.org/test',
+    'LOCALCDN_TEST_WEBSITE': 'https://www.localcdn.org/test/check?domain=',
+    'WEBLATE': 'https://hosted.weblate.org/projects/localcdn/',
 };
 
 const CDNs = {
diff --git a/icons/credits b/icons/credits
index 4f46de8c..73388628 100644
--- a/icons/credits
+++ b/icons/credits
@@ -22,4 +22,8 @@ CC0
 
 restore.svg
 https://www.svgrepo.com/svg/53536/return
-CC0
\ No newline at end of file
+CC0
+
+help-dark.svg, help-light.svg (edited)
+https://www.svgrepo.com/svg/240068/help-question
+CC0
diff --git a/icons/help-dark.svg b/icons/help-dark.svg
new file mode 100644
index 00000000..fb2c7e30
--- /dev/null
+++ b/icons/help-dark.svg
@@ -0,0 +1,114 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Generator: Adobe Illustrator 16.0.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   version="1.1"
+   id="Capa_1"
+   x="0px"
+   y="0px"
+   width="400px"
+   height="400px"
+   viewBox="0 0 400 400"
+   style="enable-background:new 0 0 400 400;"
+   xml:space="preserve"
+   sodipodi:docname="help.svg"
+   inkscape:version="0.92.5 (2060ec1f9f, 2020-04-08)"><metadata
+   id="metadata47"><rdf:RDF><cc:Work
+       rdf:about=""><dc:format>image/svg+xml</dc:format><dc:type
+         rdf:resource="http://purl.org/dc/dcmitype/StillImage" /></cc:Work></rdf:RDF></metadata><defs
+   id="defs45" /><sodipodi:namedview
+   pagecolor="#ffffff"
+   bordercolor="#666666"
+   borderopacity="1"
+   objecttolerance="10"
+   gridtolerance="10"
+   guidetolerance="10"
+   inkscape:pageopacity="0"
+   inkscape:pageshadow="2"
+   inkscape:window-width="1680"
+   inkscape:window-height="997"
+   id="namedview43"
+   showgrid="false"
+   inkscape:zoom="0.59"
+   inkscape:cx="-41.525424"
+   inkscape:cy="200"
+   inkscape:window-x="0"
+   inkscape:window-y="25"
+   inkscape:window-maximized="1"
+   inkscape:current-layer="Capa_1" />
+<g
+   id="g10"
+   style="fill:#777777;fill-opacity:1">
+	<g
+   id="g8"
+   style="fill:#777777;fill-opacity:1">
+		<path
+   d="M 199.996,0 C 89.719,0 0,89.72 0,200 0,310.279 89.719,400 199.996,400 310.281,400 400,310.279 400,200 400,89.72 310.281,0 199.996,0 Z m 0,373.77 C 104.187,373.77 26.23,295.816 26.23,200 c 0,-95.817 77.957,-173.769 173.766,-173.769 95.816,0 173.772,77.953 173.772,173.769 0.001,95.816 -77.956,173.77 -173.772,173.77 z"
+   id="path2"
+   inkscape:connector-curvature="0"
+   style="fill:#777777;fill-opacity:1" />
+		<path
+   d="m 199.996,91.382 c -35.176,0 -63.789,28.616 -63.789,63.793 0,7.243 5.871,13.115 13.113,13.115 7.246,0 13.117,-5.873 13.117,-13.115 0,-20.71 16.848,-37.562 37.559,-37.562 20.719,0 37.566,16.852 37.566,37.562 0,20.714 -16.849,37.566 -37.566,37.566 -7.242,0 -13.113,5.873 -13.113,13.114 v 45.684 c 0,7.243 5.871,13.115 13.113,13.115 7.242,0 13.117,-5.872 13.117,-13.115 v -33.938 c 28.905,-6.064 50.68,-31.746 50.68,-62.427 0,-35.176 -28.617,-63.792 -63.797,-63.792 z"
+   id="path4"
+   inkscape:connector-curvature="0"
+   style="fill:#777777;fill-opacity:1" />
+		<path
+   d="m 200.004,273.738 c -9.086,0 -16.465,7.371 -16.465,16.462 0,9.091 7.379,16.465 16.465,16.465 9.094,0 16.457,-7.374 16.457,-16.465 0,-9.091 -7.363,-16.462 -16.457,-16.462 z"
+   id="path6"
+   inkscape:connector-curvature="0"
+   style="fill:#777777;fill-opacity:1" />
+	</g>
+</g>
+<g
+   id="g12">
+</g>
+<g
+   id="g14">
+</g>
+<g
+   id="g16">
+</g>
+<g
+   id="g18">
+</g>
+<g
+   id="g20">
+</g>
+<g
+   id="g22">
+</g>
+<g
+   id="g24">
+</g>
+<g
+   id="g26">
+</g>
+<g
+   id="g28">
+</g>
+<g
+   id="g30">
+</g>
+<g
+   id="g32">
+</g>
+<g
+   id="g34">
+</g>
+<g
+   id="g36">
+</g>
+<g
+   id="g38">
+</g>
+<g
+   id="g40">
+</g>
+</svg>
\ No newline at end of file
diff --git a/icons/help-light.svg b/icons/help-light.svg
new file mode 100644
index 00000000..bff47818
--- /dev/null
+++ b/icons/help-light.svg
@@ -0,0 +1,114 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Generator: Adobe Illustrator 16.0.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   version="1.1"
+   id="Capa_1"
+   x="0px"
+   y="0px"
+   width="400px"
+   height="400px"
+   viewBox="0 0 400 400"
+   style="enable-background:new 0 0 400 400;"
+   xml:space="preserve"
+   sodipodi:docname="help.svg"
+   inkscape:version="0.92.5 (2060ec1f9f, 2020-04-08)"><metadata
+   id="metadata47"><rdf:RDF><cc:Work
+       rdf:about=""><dc:format>image/svg+xml</dc:format><dc:type
+         rdf:resource="http://purl.org/dc/dcmitype/StillImage" /></cc:Work></rdf:RDF></metadata><defs
+   id="defs45" /><sodipodi:namedview
+   pagecolor="#ffffff"
+   bordercolor="#666666"
+   borderopacity="1"
+   objecttolerance="10"
+   gridtolerance="10"
+   guidetolerance="10"
+   inkscape:pageopacity="0"
+   inkscape:pageshadow="2"
+   inkscape:window-width="1680"
+   inkscape:window-height="997"
+   id="namedview43"
+   showgrid="false"
+   inkscape:zoom="0.59"
+   inkscape:cx="-41.525424"
+   inkscape:cy="200"
+   inkscape:window-x="0"
+   inkscape:window-y="25"
+   inkscape:window-maximized="1"
+   inkscape:current-layer="Capa_1" />
+<g
+   id="g10"
+   style="fill:#f2f2f2;fill-opacity:1">
+	<g
+   id="g8"
+   style="fill:#f2f2f2;fill-opacity:1">
+		<path
+   d="M 199.996,0 C 89.719,0 0,89.72 0,200 0,310.279 89.719,400 199.996,400 310.281,400 400,310.279 400,200 400,89.72 310.281,0 199.996,0 Z m 0,373.77 C 104.187,373.77 26.23,295.816 26.23,200 c 0,-95.817 77.957,-173.769 173.766,-173.769 95.816,0 173.772,77.953 173.772,173.769 0.001,95.816 -77.956,173.77 -173.772,173.77 z"
+   id="path2"
+   inkscape:connector-curvature="0"
+   style="fill:#f2f2f2;fill-opacity:1" />
+		<path
+   d="m 199.996,91.382 c -35.176,0 -63.789,28.616 -63.789,63.793 0,7.243 5.871,13.115 13.113,13.115 7.246,0 13.117,-5.873 13.117,-13.115 0,-20.71 16.848,-37.562 37.559,-37.562 20.719,0 37.566,16.852 37.566,37.562 0,20.714 -16.849,37.566 -37.566,37.566 -7.242,0 -13.113,5.873 -13.113,13.114 v 45.684 c 0,7.243 5.871,13.115 13.113,13.115 7.242,0 13.117,-5.872 13.117,-13.115 v -33.938 c 28.905,-6.064 50.68,-31.746 50.68,-62.427 0,-35.176 -28.617,-63.792 -63.797,-63.792 z"
+   id="path4"
+   inkscape:connector-curvature="0"
+   style="fill:#f2f2f2;fill-opacity:1" />
+		<path
+   d="m 200.004,273.738 c -9.086,0 -16.465,7.371 -16.465,16.462 0,9.091 7.379,16.465 16.465,16.465 9.094,0 16.457,-7.374 16.457,-16.465 0,-9.091 -7.363,-16.462 -16.457,-16.462 z"
+   id="path6"
+   inkscape:connector-curvature="0"
+   style="fill:#f2f2f2;fill-opacity:1" />
+	</g>
+</g>
+<g
+   id="g12">
+</g>
+<g
+   id="g14">
+</g>
+<g
+   id="g16">
+</g>
+<g
+   id="g18">
+</g>
+<g
+   id="g20">
+</g>
+<g
+   id="g22">
+</g>
+<g
+   id="g24">
+</g>
+<g
+   id="g26">
+</g>
+<g
+   id="g28">
+</g>
+<g
+   id="g30">
+</g>
+<g
+   id="g32">
+</g>
+<g
+   id="g34">
+</g>
+<g
+   id="g36">
+</g>
+<g
+   id="g38">
+</g>
+<g
+   id="g40">
+</g>
+</svg>
\ No newline at end of file
diff --git a/pages/popup/popup.css b/pages/popup/popup.css
index 23efc8b7..ecd3c2fa 100644
--- a/pages/popup/popup.css
+++ b/pages/popup/popup.css
@@ -22,6 +22,20 @@ header {
     justify-content: space-between;
 }
 
+#manipulateDOM-indicator {
+    background: url('../../icons/help-dark.svg') no-repeat right center;
+    color: #555;
+    background-size: 15px 15px;
+    padding-right: 20px;
+    text-decoration: underline;
+}
+
+#manipulateDOM-indicator:hover {
+    color: #777;
+    text-decoration: none;
+    cursor: pointer;
+}
+
 .panel {
     overflow: hidden;
 }
@@ -60,6 +74,11 @@ footer {
     flex-grow: 1;
 }
 
+#testing-utility-link {
+    display: none;
+    float: left;
+}
+
 /**
  * Fonts
  */
@@ -413,6 +432,15 @@ input:checked + .slider:hover {
         border-bottom-color: #292929;
     }
 
+    #manipulateDOM-indicator {
+        background: url('../../icons/help-light.svg') no-repeat right center;
+        background-size: 15px 15px;
+        padding-right: 20px;
+        text-decoration: underline;
+        color: #f2f2f2;
+        font-weight: bold;
+    }
+
     /**
      * Lists
      */
diff --git a/pages/popup/popup.html b/pages/popup/popup.html
index 67ef30f3..3475cc16 100644
--- a/pages/popup/popup.html
+++ b/pages/popup/popup.html
@@ -55,7 +55,7 @@
         </section>
         <footer>
             <div id="testing-utility">
-                <a id="testing-utility-link" class="link-text">localcdn.org/test</a>
+                <a id="testing-utility-link" class="link-text">Website broken?</a>
             </div>
             <div id="statistics-button" class="button" data-i18n-title="headerStatistics">
                 <div id="statistics-button-svg" class="button-svg"></div>
diff --git a/pages/popup/popup.js b/pages/popup/popup.js
index 6b1deed5..6ebb69e1 100644
--- a/pages/popup/popup.js
+++ b/pages/popup/popup.js
@@ -77,6 +77,7 @@ popup._renderNonContextualContents = function () {
 popup._renderContextualContents = function () {
     if (popup._domain !== null) {
         popup._renderDomainAllowlistPanel();
+        document.getElementById('testing-utility-link').style.display = 'block';
     }
 
     if (Object.keys(popup._resourceInjections).length > 0) {
@@ -435,7 +436,7 @@ popup._onDocumentLoaded = function () {
 popup._onTestingUtilityLinkClicked = function (event) {
     if (event.button === 0 || event.button === 1) {
         chrome.tabs.create({
-            url: 'https://www.localcdn.org/test',
+            url: Links.LOCALCDN_TEST_WEBSITE + popup._targetTab.url,
             active: event.button === 0,
         });
     }
@@ -453,7 +454,7 @@ popup._onOptionsButtonClicked = function () {
 popup._onDonationButtonClicked = function () {
     if (event.button === 0 || event.button === 1) {
         chrome.tabs.create({
-            url: chrome.extension.getURL('pages/donate/donate.html'),
+            url: Links.DONATE,
             active: event.button === 0,
         });
     }
@@ -487,7 +488,7 @@ popup._close = function () {
 popup._onInfoButtonClicked = function () {
     if (event.button === 0 || event.button === 1) {
         chrome.tabs.create({
-            url: chrome.extension.getURL('pages/help/help.html#html-filter'),
+            url: Links.FAQ_HTML_FILTER,
             active: event.button === 0,
         });
     }
@@ -500,7 +501,7 @@ popup._onInfoButtonClicked = function () {
 popup._onIncompleteTranslation = function () {
     if (event.button === 0 || event.button === 1) {
         chrome.tabs.create({
-            url: 'https://hosted.weblate.org/projects/localcdn/',
+            url: Links.Weblate,
             active: event.button === 0,
         });
     }
@@ -513,7 +514,7 @@ popup._onIncompleteTranslation = function () {
 popup._onStatisticsButtonClicked = function () {
     if (event.button === 0 || event.button === 1) {
         chrome.tabs.create({
-            url: chrome.extension.getURL('pages/statistics/statistics.html'),
+            url: Links.STATISTICS,
             active: event.button === 0,
         });
     }