--- a/browser/components/preferences/dialogs/siteDataSettings.js
+++ b/browser/components/preferences/dialogs/siteDataSettings.js
@@ -318,21 +318,16 @@ let gSiteDataSettings = {
   },
 
   onKeyPress(e) {
     if (
       e.keyCode == KeyEvent.DOM_VK_DELETE ||
       (AppConstants.platform == "macosx" &&
         e.keyCode == KeyEvent.DOM_VK_BACK_SPACE)
     ) {
-      if (!e.target.closest("#sitesList")) {
-        // The user is typing or has not selected an item from the list to remove
-        return;
-      }
-      // The users intention is to delete site data
       this.removeSelected();
     }
   },
 
   onSelect() {
     this._updateButtonsState();
   },
 };

--- a/browser/components/preferences/tests/siteData/browser_siteData2.js
+++ b/browser/components/preferences/tests/siteData/browser_siteData2.js
@@ -357,111 +357,8 @@ add_task(async function() {
   await settingsDialogClosePromise;
   await updatePromise;
   await openSiteDataSettingsDialog();
   assertAllSitesNotListed(win);
 
   await SiteDataTestUtils.clear();
   BrowserTestUtils.removeTab(gBrowser.selectedTab);
 });
-
-// Tests clearing search box content via backspace does not delete site data
-add_task(async function() {
-  let hosts = await addTestData([
-    {
-      usage: 1024,
-      origin: "https://account.xyz.com",
-      persisted: true,
-    },
-    {
-      usage: 1024,
-      origin: "https://shopping.xyz.com",
-      persisted: false,
-    },
-    {
-      usage: 1024,
-      origin: "http://cinema.bar.com",
-      persisted: true,
-    },
-    {
-      usage: 1024,
-      origin: "http://email.bar.com",
-      persisted: false,
-    },
-  ]);
-
-  await openPreferencesViaOpenPreferencesAPI("privacy", { leaveOpen: true });
-  await openSiteDataSettingsDialog();
-
-  let win = gBrowser.selectedBrowser.contentWindow;
-  let doc = gBrowser.selectedBrowser.contentDocument;
-  let frameDoc = win.gSubDialog._topDialog._frame.contentDocument;
-  let searchBox = frameDoc.getElementById("searchBox");
-  searchBox.value = "xyz";
-  searchBox.doCommand();
-  assertSitesListed(
-    doc,
-    hosts.filter(host => host.includes("xyz"))
-  );
-
-  // Make sure the focus is on the search box
-  searchBox.focus();
-  EventUtils.synthesizeKey("VK_BACK_SPACE", {}, win);
-  assertSitesListed(
-    doc,
-    hosts.filter(host => host.includes("xyz"))
-  );
-
-  await SiteDataTestUtils.clear();
-  BrowserTestUtils.removeTab(gBrowser.selectedTab);
-});
-
-// Tests remove site data via backspace
-add_task(async function() {
-  let hosts = await addTestData([
-    {
-      usage: 1024,
-      origin: "https://account.xyz.com",
-      persisted: true,
-    },
-    {
-      usage: 1024,
-      origin: "https://shopping.xyz.com",
-      persisted: false,
-    },
-    {
-      usage: 1024,
-      origin: "http://cinema.bar.com",
-      persisted: true,
-    },
-    {
-      usage: 1024,
-      origin: "http://email.bar.com",
-      persisted: false,
-    },
-  ]);
-
-  await openPreferencesViaOpenPreferencesAPI("privacy", { leaveOpen: true });
-  await openSiteDataSettingsDialog();
-
-  let win = gBrowser.selectedBrowser.contentWindow;
-  let doc = gBrowser.selectedBrowser.contentDocument;
-  let frameDoc = win.gSubDialog._topDialog._frame.contentDocument;
-  // Test initial state
-  assertSitesListed(doc, hosts);
-
-  let sitesList = frameDoc.getElementById("sitesList");
-  let site = sitesList.querySelector(`richlistitem[host="xyz.com"]`);
-  if (site) {
-    // Move the focus from the search box to the list and select an item
-    sitesList.focus();
-    site.click();
-    EventUtils.synthesizeKey("VK_BACK_SPACE", {}, win);
-  }
-
-  assertSitesListed(
-    doc,
-    hosts.filter(host => !host.includes("xyz"))
-  );
-
-  await SiteDataTestUtils.clear();
-  BrowserTestUtils.removeTab(gBrowser.selectedTab);
-});

--- a/browser/components/preferences/tests/siteData/browser_siteData_multi_select.js
+++ b/browser/components/preferences/tests/siteData/browser_siteData_multi_select.js
@@ -91,18 +91,16 @@ add_task(async function() {
 
   // Select some other sites to remove with Delete.
   hosts.slice(2, 4).forEach(host => {
     let site = sitesList.querySelector(`richlistitem[host="${host}"]`);
     sitesList.addItemToSelection(site);
   });
 
   is(removeBtn.disabled, false, "Should enable the removeSelected button");
-  // Move the focus from the search box to the list
-  sitesList.focus();
   EventUtils.synthesizeKey("VK_DELETE");
   is(sitesList.selectedIndex, 0, "Should select next item");
   assertSitesListed(doc, hosts.slice(4));
 
   updatePromise = promiseSiteDataManagerSitesUpdated();
   let saveBtn = frameDoc.querySelector("dialog").getButton("accept");
   saveBtn.doCommand();