diff --git a/ui/admin/index.html b/ui/admin/index.html
index bcd31ca1..df36076f 100644
--- a/ui/admin/index.html
+++ b/ui/admin/index.html
@@ -300,6 +300,6 @@ <h1 class="sec-title" id="ev-title">General</h1>
   </div></div>
 </div>
 
-<script type="module" src="/js/admin.js?v=10b7bd5e"></script>
+<script type="module" src="/js/admin.js?v=56b0a714"></script>
 </body>
 </html>
diff --git a/ui/index.html b/ui/index.html
index 24daf46b..95e7fbfb 100644
--- a/ui/index.html
+++ b/ui/index.html
@@ -56,5 +56,5 @@
     </div>
   </div>
 </dialog>
-<script type="module" src="/js/dashboard.js?v=cec3f699"></script>
+<script type="module" src="/js/dashboard.js?v=593d93b6"></script>
 </body></html>
diff --git a/ui/js/admin-app-form.js b/ui/js/admin-app-form.js
index d2c0f702..1652e90d 100644
--- a/ui/js/admin-app-form.js
+++ b/ui/js/admin-app-form.js
@@ -1,4 +1,4 @@
-import { clr, el, focusFirst, initial, inp as inpById, isolate, q as qSel, qa, qi, tgt } from '/js/utils.js?v=dc4ac52e';
+import { clr, el, focusFirst, initial, inp as inpById, isolate, q as qSel, qa, qi, tgt } from '/js/utils.js?v=705ca896';
 import { html, raw, setHtml } from '/js/html.js?v=c71f8903';
 import {
   loadLocalIcons,
@@ -31,10 +31,10 @@ import {
   reveal,
   setTogDisabled,
   swapContent,
-} from '/js/admin-shared.js?v=5e6a023a';
-import { createListbox } from '/js/listbox.js?v=7d7867ae';
+} from '/js/admin-shared.js?v=1c01be9a';
+import { createListbox } from '/js/listbox.js?v=f814170f';
 import { MAX_LABELS } from '/js/badge-logic.js?v=5c72bd4c';
-import { renderColorControl, BADGE_DEFAULT } from '/js/admin-color-control.js?v=64eef54d';
+import { renderColorControl, BADGE_DEFAULT } from '/js/admin-color-control.js?v=ef504f96';
 import { badgeErrorAdvice, TONE } from '/js/admin-error.js?v=b0881957';
 import { fluidHoverClear, fluidHoverKb } from '/js/fluid-hover.js?v=cb886e86';
 import { iconSvg } from '/js/icon-set.js?v=628341d4';
diff --git a/ui/js/admin-auth.js b/ui/js/admin-auth.js
index 6fc95c7a..cc91ba9e 100644
--- a/ui/js/admin-auth.js
+++ b/ui/js/admin-auth.js
@@ -1,8 +1,8 @@
-import { apiGet, apiPost } from '/js/admin-shared.js?v=5e6a023a';
+import { apiGet, apiPost } from '/js/admin-shared.js?v=1c01be9a';
 import { initI18n, t } from '/js/i18n.js?v=ed7c5565';
 import { loginErrorKey } from '/js/admin-error.js?v=b0881957';
 import { pwStrength } from '/js/password-strength.js?v=389e0ed0';
-import { el, inp as inpById, qa } from '/js/utils.js?v=dc4ac52e';
+import { el, inp as inpById, qa } from '/js/utils.js?v=705ca896';
 import { blockingScreenFor } from '/js/config-recovery.js?v=85138697';
 
 export async function checkAuth(onLogin) {
diff --git a/ui/js/admin-color-control.js b/ui/js/admin-color-control.js
index 873e2c38..87c16bd3 100644
--- a/ui/js/admin-color-control.js
+++ b/ui/js/admin-color-control.js
@@ -1,7 +1,7 @@
-import { PE_SVG, initInlineEdit, toast, reveal } from '/js/admin-shared.js?v=5e6a023a';
+import { PE_SVG, initInlineEdit, toast, reveal } from '/js/admin-shared.js?v=1c01be9a';
 import { t } from '/js/i18n.js?v=ed7c5565';
 import { html, raw, setHtml } from '/js/html.js?v=c71f8903';
-import { qa, q } from '/js/utils.js?v=dc4ac52e';
+import { qa, q } from '/js/utils.js?v=705ca896';
 import { iconSvg } from '/js/icon-set.js?v=628341d4';
 import { HUE_NAMES, ROLE_NAMES, TILE_KEYWORDS, pageTheme, tileColor } from '/js/palette.js?v=3fb8ae43';
 
diff --git a/ui/js/admin-drag.js b/ui/js/admin-drag.js
index bbe67258..cd139f43 100644
--- a/ui/js/admin-drag.js
+++ b/ui/js/admin-drag.js
@@ -12,7 +12,7 @@
 import { applyDrop, canJoinFolder, folderRowZone } from '/js/admin-drag-logic.js?v=6b767e76';
 import { state } from '/js/admin-state.js?v=af772a1b';
 import { snapshotItems } from '/js/admin-save-logic.js?v=5613a9fa';
-import { qa } from '/js/utils.js?v=dc4ac52e';
+import { qa } from '/js/utils.js?v=705ca896';
 
 /** @type {(before: unknown) => void} */
 let _save = () => {};
diff --git a/ui/js/admin-list.js b/ui/js/admin-list.js
index 7b724752..b33e31b3 100644
--- a/ui/js/admin-list.js
+++ b/ui/js/admin-list.js
@@ -14,12 +14,12 @@
 import { collapsedFolders, filter, state } from '/js/admin-state.js?v=af772a1b';
 import { snapshotItems } from '/js/admin-save-logic.js?v=5613a9fa';
 import { reorderItems } from '/js/admin-logic.js?v=1cca36f5';
-import { initDrag, wireRowDrag } from '/js/admin-drag.js?v=29e09aad';
-import { paintIcon } from '/js/admin-shared.js?v=5e6a023a';
-import { clr, el, focusFirst, initial, qa, setUserText } from '/js/utils.js?v=dc4ac52e';
+import { initDrag, wireRowDrag } from '/js/admin-drag.js?v=8fa6fbae';
+import { paintIcon } from '/js/admin-shared.js?v=1c01be9a';
+import { clr, el, focusFirst, initial, qa, setUserText } from '/js/utils.js?v=705ca896';
 import { html, raw, setHtml } from '/js/html.js?v=c71f8903';
 import { t } from '/js/i18n.js?v=ed7c5565';
-import { sizeLabel } from '/js/admin-widget-form.js?v=e0966417';
+import { sizeLabel } from '/js/admin-widget-form.js?v=c66544d4';
 import { widgetGlyph } from '/js/widget-glyphs.js?v=b383b7c8';
 import { iconSvg } from '/js/icon-set.js?v=628341d4';
 
diff --git a/ui/js/admin-settings.js b/ui/js/admin-settings.js
index d3bae93c..2a627df2 100644
--- a/ui/js/admin-settings.js
+++ b/ui/js/admin-settings.js
@@ -1,4 +1,4 @@
-import { toast, apiGet, apiPost, errorText, reveal, swapContent, wireInlineEdit } from '/js/admin-shared.js?v=5e6a023a';
+import { toast, apiGet, apiPost, errorText, reveal, swapContent, wireInlineEdit } from '/js/admin-shared.js?v=1c01be9a';
 import { socketProbeAdvice } from '/js/admin-error.js?v=b0881957';
 import { pwStrength } from '/js/password-strength.js?v=389e0ed0';
 import { t } from '/js/i18n.js?v=ed7c5565';
@@ -11,11 +11,11 @@ import {
   BLOCK,
 } from '/js/admin-logic.js?v=1cca36f5';
 import { confirmText, promptModal } from '/js/modal.js?v=6b0320bd';
-import { el, inp, setUserText } from '/js/utils.js?v=dc4ac52e';
+import { el, inp, setUserText } from '/js/utils.js?v=705ca896';
 import { formatNumber } from '/js/format-number.js?v=abcd4ae4';
 import { serialWrites } from '/js/admin-save-logic.js?v=5613a9fa';
-import { renderColorControl } from '/js/admin-color-control.js?v=64eef54d';
-import { BACKDROP } from '/js/background.js?v=d6f2e701';
+import { renderColorControl } from '/js/admin-color-control.js?v=ef504f96';
+import { BACKDROP } from '/js/background.js?v=25428bf2';
 import {
   ALLOWED_HOSTS_MAX,
   firstBadHost,
diff --git a/ui/js/admin-shared.js b/ui/js/admin-shared.js
index 177ddf86..4fd10a1f 100644
--- a/ui/js/admin-shared.js
+++ b/ui/js/admin-shared.js
@@ -1,6 +1,6 @@
 /* Stateless helpers shared by the admin modules. Mutable state stays out. */
 import { recoversSession, toastHoldMs } from '/js/admin-logic.js?v=1cca36f5';
-import { el, isolate, q } from '/js/utils.js?v=dc4ac52e';
+import { el, isolate, q } from '/js/utils.js?v=705ca896';
 import { t } from '/js/i18n.js?v=ed7c5565';
 import { errorAdvice } from '/js/admin-error.js?v=b0881957';
 import { formatList, formatNumber } from '/js/format-number.js?v=abcd4ae4';
diff --git a/ui/js/admin-widget-form.js b/ui/js/admin-widget-form.js
index c1c63da1..cc7f6f23 100644
--- a/ui/js/admin-widget-form.js
+++ b/ui/js/admin-widget-form.js
@@ -1,11 +1,11 @@
 import { state } from '/js/admin-state.js?v=af772a1b';
-import { PE_SVG, initInlineEdit, swapContent } from '/js/admin-shared.js?v=5e6a023a';
-import { createListbox } from '/js/listbox.js?v=7d7867ae';
-import { renderWidgetConfigForm } from '/js/widget-config-form.js?v=294805cc';
+import { PE_SVG, initInlineEdit, swapContent } from '/js/admin-shared.js?v=1c01be9a';
+import { createListbox } from '/js/listbox.js?v=f814170f';
+import { renderWidgetConfigForm } from '/js/widget-config-form.js?v=54fa233f';
 import { html, raw, setHtml } from '/js/html.js?v=c71f8903';
 import { sizesForView, widgetConfigMode, rejectionLines, carriesTypedValues } from '/js/admin-logic.js?v=1cca36f5';
 import { t } from '/js/i18n.js?v=ed7c5565';
-import { focusFirst, q, qi, qa } from '/js/utils.js?v=dc4ac52e';
+import { focusFirst, q, qi, qa } from '/js/utils.js?v=705ca896';
 import { iconSvg } from '/js/icon-set.js?v=628341d4';
 
 const SIZES_WITH_ICONS = new Set(['small', 'medium', 'large', 'xlarge']);
diff --git a/ui/js/admin.js b/ui/js/admin.js
index 0d47b958..ee88351e 100644
--- a/ui/js/admin.js
+++ b/ui/js/admin.js
@@ -1,7 +1,7 @@
-import { buildAppForm, buildFolderForm, captureActLabels, serializeKvRows } from '/js/admin-app-form.js?v=deccbdee';
-import { checkAuth, requireLogin, wirePasswordStrength } from '/js/admin-auth.js?v=104be7f0';
+import { buildAppForm, buildFolderForm, captureActLabels, serializeKvRows } from '/js/admin-app-form.js?v=4853370b';
+import { checkAuth, requireLogin, wirePasswordStrength } from '/js/admin-auth.js?v=5246ff39';
 import { recoveryShown } from '/js/config-recovery.js?v=85138697';
-import { focusRow, initList, render, syncFilterUI } from '/js/admin-list.js?v=14782161';
+import { focusRow, initList, render, syncFilterUI } from '/js/admin-list.js?v=87efcfb7';
 import { resolveAdminSection } from '/js/admin-logic.js?v=1cca36f5';
 import {
   afterImport,
@@ -23,7 +23,7 @@ import {
   showBgFields,
   showWallpaperFile,
   wireUnsplashKey,
-} from '/js/admin-settings.js?v=584aae78';
+} from '/js/admin-settings.js?v=41547198';
 import {
   apiGet,
   apiPost,
@@ -37,13 +37,13 @@ import {
   setReauthHandler,
   toast,
   withheldText,
-} from '/js/admin-shared.js?v=5e6a023a';
+} from '/js/admin-shared.js?v=1c01be9a';
 import { collapsedFolders, filter, state } from '/js/admin-state.js?v=af772a1b';
-import { buildWidgetForm } from '/js/admin-widget-form.js?v=e0966417';
+import { buildWidgetForm } from '/js/admin-widget-form.js?v=c66544d4';
 import { initFluidHover } from '/js/fluid-hover.js?v=cb886e86';
 import { formatNumber } from '/js/format-number.js?v=abcd4ae4';
 import { initGlideSelect, syncGlideSelect } from '/js/glide-select.js?v=8b39e9d0';
-import { createListbox } from '/js/listbox.js?v=7d7867ae';
+import { createListbox } from '/js/listbox.js?v=f814170f';
 import { html, raw, setHtml } from '/js/html.js?v=c71f8903';
 import { initI18n, LANGUAGES, t } from '/js/i18n.js?v=ed7c5565';
 import { loadLocalIcons } from '/js/icons.js?v=5ac01d72';
@@ -82,8 +82,8 @@ import {
   storeGet,
   storeSet,
   tgt,
-} from '/js/utils.js?v=dc4ac52e';
-import { applyBackground, resolveBackground } from '/js/background.js?v=d6f2e701';
+} from '/js/utils.js?v=705ca896';
+import { applyBackground, resolveBackground } from '/js/background.js?v=25428bf2';
 import { parseYamlTolerant, YamlLiteError, YamlTooLargeError } from '/js/yaml-lite.js?v=a42ef914';
 
 ensureSprite();
diff --git a/ui/js/background.js b/ui/js/background.js
index 776c931d..95515192 100644
--- a/ui/js/background.js
+++ b/ui/js/background.js
@@ -1,5 +1,5 @@
 // @ts-check
-import { cssColor, sanitizeCssUrl } from '/js/utils.js?v=dc4ac52e';
+import { cssColor, sanitizeCssUrl } from '/js/utils.js?v=705ca896';
 import { loadWallpaper, saveWallpaper } from '/js/wallpaper-cache.js?v=c5f8a3e6';
 
 export const BACKDROP = '#0d1117';
diff --git a/ui/js/dashboard.js b/ui/js/dashboard.js
index 1834c7fb..97fba979 100644
--- a/ui/js/dashboard.js
+++ b/ui/js/dashboard.js
@@ -28,9 +28,9 @@ import {
   storeSet,
   teardownWidgets,
   titleWhenTruncated,
-} from '/js/utils.js?v=dc4ac52e';
+} from '/js/utils.js?v=705ca896';
 import { initFluidHover } from '/js/fluid-hover.js?v=cb886e86';
-import { initSpotlight } from '/js/spotlight.js?v=c76fb899';
+import { initSpotlight } from '/js/spotlight.js?v=ad660003';
 import { html, setHtml, raw } from '/js/html.js?v=c71f8903';
 import { initI18n, t, currentLang } from '/js/i18n.js?v=ed7c5565';
 import { blockingScreenFor, showBlockingScreen } from '/js/config-recovery.js?v=85138697';
@@ -46,7 +46,7 @@ import {
   buildMobile,
   resetMobileChrome,
   mkFolderGlyph,
-} from '/js/ui.js?v=4265d299';
+} from '/js/ui.js?v=049178d3';
 import { badgeMinimum, badgeSignature, computeBadgeVisual, readBadgeUpdate } from '/js/badge-logic.js?v=5c72bd4c';
 import { formatNumber } from '/js/format-number.js?v=abcd4ae4';
 import { closeBadgePopover, wireBadgePopover } from '/js/badge-popover.js?v=23793736';
@@ -59,7 +59,7 @@ import {
   restorePage,
   wheelPager,
 } from '/js/dashboard-logic.js?v=6a29cedc';
-import { applyBackground, BACKDROP, resolveBackground } from '/js/background.js?v=d6f2e701';
+import { applyBackground, BACKDROP, resolveBackground } from '/js/background.js?v=25428bf2';
 import { repeatJittered } from '/js/jitter.js?v=087a1fcf';
 import { isMobileLayout, onLayoutChange } from '/js/layout.js?v=e9f4b607';
 import { startWakeLock } from '/js/wake-lock.js?v=6b9591cf';
diff --git a/ui/js/listbox.js b/ui/js/listbox.js
index ef9a591e..67bc726a 100644
--- a/ui/js/listbox.js
+++ b/ui/js/listbox.js
@@ -10,7 +10,7 @@ import { nextActiveIndex, singleChoice } from '/js/admin-logic.js?v=1cca36f5';
 import { fluidHoverClear, fluidHoverKb } from '/js/fluid-hover.js?v=cb886e86';
 import { formatList } from '/js/format-number.js?v=abcd4ae4';
 import { html, raw, setHtml } from '/js/html.js?v=c71f8903';
-import { qa } from '/js/utils.js?v=dc4ac52e';
+import { qa } from '/js/utils.js?v=705ca896';
 import { iconSvg } from '/js/icon-set.js?v=628341d4';
 
 const CHEV = iconSvg('chevrons', 22, 'solid', 'dd-chev');
diff --git a/ui/js/spotlight.js b/ui/js/spotlight.js
index 8072ec13..209d6ef4 100644
--- a/ui/js/spotlight.js
+++ b/ui/js/spotlight.js
@@ -1,5 +1,5 @@
 import { fluidHoverClear, fluidHoverKb } from '/js/fluid-hover.js?v=cb886e86';
-import { mk, clr, el, initial, inp as inpById, q, qa, setUserText } from '/js/utils.js?v=dc4ac52e';
+import { mk, clr, el, initial, inp as inpById, q, qa, setUserText } from '/js/utils.js?v=705ca896';
 import { t } from '/js/i18n.js?v=ed7c5565';
 
 /* Attached to the window so a re-open can undo the previous one. */
diff --git a/ui/js/ui.js b/ui/js/ui.js
index 51ffd9de..8acfe974 100644
--- a/ui/js/ui.js
+++ b/ui/js/ui.js
@@ -16,7 +16,7 @@ import {
   q,
   qa,
   setUserText,
-} from '/js/utils.js?v=dc4ac52e';
+} from '/js/utils.js?v=705ca896';
 import { t, currentLang } from '/js/i18n.js?v=ed7c5565';
 import { toneForColor } from '/js/label-contrast.js?v=0b1ebb19';
 import { mobileMetrics, gridColumnWidth, gridCellCount } from '/js/mobile-metrics.js?v=349f4300';
diff --git a/ui/js/utils.js b/ui/js/utils.js
index 57623268..404721d7 100644
--- a/ui/js/utils.js
+++ b/ui/js/utils.js
@@ -410,8 +410,15 @@ export function mountScaledWidget(card, { src, title, design, iframeOpts, overla
   const refreshInterval = Number(o.refreshInterval) || 0;
   if (refreshInterval >= 250) {
     const base = refreshInterval;
+    /* Not ifr.src alone: each assignment adds an entry to the tab's Back
+       history. */
     const reload = () => {
-      ifr.src = src + (src.includes('?') ? '&' : '?') + '_r=' + Date.now();
+      const next = src + (src.includes('?') ? '&' : '?') + '_r=' + Date.now();
+      try {
+        ifr.contentWindow.location.replace(next);
+      } catch {
+        ifr.src = next;
+      }
     };
     const jit = () => Math.round(base * (1 + (Math.random() * 2 - 1) * 0.15));
     /* The handle is reassigned every tick. The cleanup must read the current
diff --git a/ui/js/widget-config-form.js b/ui/js/widget-config-form.js
index d6f1e097..86ee9d91 100644
--- a/ui/js/widget-config-form.js
+++ b/ui/js/widget-config-form.js
@@ -3,9 +3,9 @@
 
 import { t } from '/js/i18n.js?v=ed7c5565';
 import { html, raw, setHtml } from '/js/html.js?v=c71f8903';
-import { reveal, wireInlineEdit } from '/js/admin-shared.js?v=5e6a023a';
-import { createListbox } from '/js/listbox.js?v=7d7867ae';
-import { renderColorControl } from '/js/admin-color-control.js?v=64eef54d';
+import { reveal, wireInlineEdit } from '/js/admin-shared.js?v=1c01be9a';
+import { createListbox } from '/js/listbox.js?v=f814170f';
+import { renderColorControl } from '/js/admin-color-control.js?v=ef504f96';
 import {
   seedCarried,
   applyOptionSet,
@@ -15,7 +15,7 @@ import {
   visibleFieldFlags,
 } from '/js/admin-logic.js?v=1cca36f5';
 import { optionsErrorAdvice, TONE } from '/js/admin-error.js?v=b0881957';
-import { qi } from '/js/utils.js?v=dc4ac52e';
+import { qi } from '/js/utils.js?v=705ca896';
 import { formatNumber } from '/js/format-number.js?v=abcd4ae4';
 
 const PE =
diff --git a/ui/test/widget-teardown.test.mjs b/ui/test/widget-teardown.test.mjs
index 482edf9b..e826ff63 100644
--- a/ui/test/widget-teardown.test.mjs
+++ b/ui/test/widget-teardown.test.mjs
@@ -228,6 +228,35 @@ test('the rebuild is driven by the shared layout rule', () => {
   assert.match(src, /onLayoutChange\(mobile => \{/, 'the layout change is what triggers a rebuild');
 });
 
+test('a reload replaces the frame location instead of adding a Back entry', async () => {
+  const h = harness();
+  const frames = [];
+  const make = globalThis.document.createElement;
+  globalThis.document.createElement = tag => {
+    const e = make(tag);
+    if (tag === 'iframe') {
+      e.replaced = [];
+      e.contentWindow = { location: { replace: url => e.replaced.push(url) } };
+      frames.push(e);
+    }
+    return e;
+  };
+  globalThis.document.hidden = false;
+  const wait = ms => new Promise(r => h.realSetTimeout(r, ms));
+  const { mountScaledWidget, teardownWidgets } = await import('../js/utils.js');
+  try {
+    mountScaledWidget(h.card(), { ...OPTS, iframeOpts: { refreshInterval: 250 } });
+    const first = frames[0].src;
+    await wait(800);
+    assert.ok(frames[0].replaced.length > 0, 'no reload ran');
+    assert.match(frames[0].replaced[0], /^http:\/\/svc\/w\?_r=\d+$/);
+    assert.equal(frames[0].src, first, 'src was reassigned, which adds a Back entry');
+  } finally {
+    teardownWidgets();
+    h.done();
+  }
+});
+
 test('a hidden tab does not reload its widgets, and catches up on return', async () => {
   const h = harness();
   const frames = [];