diff --git a/browser/base/content/browser-siteIdentity.js b/browser/base/content/browser-siteIdentity.js
index 4efbba2..5445b03 100644
--- a/browser/base/content/browser-siteIdentity.js
+++ b/browser/base/content/browser-siteIdentity.js
@@ -414,6 +414,33 @@ var gIdentityHandler = {
     event.stopPropagation();
   },
 
+  async refreshSiteData() {
+    document.getElementById("identity-popup-allow-sitedata-toggle").toggleAttribute(
+      "pressed",
+      Services.perms.testExactPermissionFromPrincipal(
+        gBrowser.contentPrincipal,
+        "cookie"
+      ) === Services.perms.ALLOW_ACTION
+    );
+  },
+
+  async toggleSiteData() {
+    const pressed = document.getElementById("identity-popup-allow-sitedata-toggle").toggleAttribute(
+      "pressed"
+    );
+
+    if (pressed) {
+      Services.perms.addFromPrincipal(
+        gBrowser.contentPrincipal,
+        "cookie",
+        Services.perms.ALLOW_ACTION,
+        Services.perms.EXPIRE_NEVER
+      );
+    } else {
+      Services.perms.removeFromPrincipal(gBrowser.contentPrincipal, "cookie");
+    }
+  },
+
   /**
    * Handler for mouseclicks on the "More Information" button in the
    * "identity-popup" panel.
@@ -1151,6 +1178,8 @@ var gIdentityHandler = {
     this._identityPopupContentOwner.textContent = owner;
     this._identityPopupContentSupp.textContent = supplemental;
     this._identityPopupContentVerif.textContent = verifier;
+
+    this.refreshSiteData();
   },
 
   setURI(uri) {
diff --git a/browser/components/controlcenter/content/identityPanel.inc.xhtml b/browser/components/controlcenter/content/identityPanel.inc.xhtml
index 8bc64fa..4a4a1af 100644
--- a/browser/components/controlcenter/content/identityPanel.inc.xhtml
+++ b/browser/components/controlcenter/content/identityPanel.inc.xhtml
@@ -96,6 +96,12 @@
                 data-l10n-id="identity-clear-site-data"
                 class="subviewbutton"
                 oncommand="gIdentityHandler.clearSiteData(event);"/>
+        <toolbarbutton id="identity-popup-allow-sitedata-button"
+                class="subviewbutton"
+                oncommand="gIdentityHandler.toggleSiteData();">
+          <label data-l10n-id="identity-allow-site-data" flex="1"></label>
+          <html:moz-toggle id="identity-popup-allow-sitedata-toggle" style="pointer-events: none;"></html:moz-toggle>
+        </toolbarbutton>
       </vbox>
     </panelview>