diff --git a/src/popup/index.html b/src/popup/index.html
index 56cdef6..d50f879 100644
--- a/src/popup/index.html
+++ b/src/popup/index.html
@@ -833,7 +833,10 @@
                 <div id="success-tx-decoded" class="mb-3 hidden text-xs"></div>
                 <div class="mb-3">
                     <div class="text-xs text-muted mb-1">Amount</div>
-                    <div id="success-tx-summary" class="font-bold"></div>
+                    <div
+                        id="success-tx-summary"
+                        class="font-bold break-words"
+                    ></div>
                 </div>
                 <div class="mb-3">
                     <div class="text-xs text-muted mb-1">To</div>
diff --git a/src/popup/viewRouter.js b/src/popup/viewRouter.js
index 31270da..dbd7406 100644
--- a/src/popup/viewRouter.js
+++ b/src/popup/viewRouter.js
@@ -116,21 +116,6 @@ function isAddressText(value) {
     return isText(value);
 }
 
-// Decoded calldata, as decodedDetailsHtml() (src/popup/views/txStatus.js)
-// walks it: `for (const d of decoded.details)` needs an iterable, and each
-// entry's `address` reaches toAddressHtml(). Absent or falsy is the ordinary
-// case and short-circuits before either.
-function isRenderableDecoded(value) {
-    if (!value) return true;
-    if (!isRecord(value)) return false;
-    if (!value.details) return true;
-    if (!Array.isArray(value.details)) return false;
-    return value.details.every(
-        (entry) =>
-            isRecord(entry) && (!entry.address || isAddressText(entry.address)),
-    );
-}
-
 // The pending transaction confirmTx.show() renders: `token` reaches
 // renderAddressHtml() when it is not "ETH", `from`/`to` reach
 // addressTitle(), makeBlockie() and getLocalWarnings(), and `amount` reaches
@@ -209,7 +194,6 @@ function renderView(view, state, views) {
         case "success-tx":
             if (!data.hash) return false;
             if (!isAddressText(data.to)) return false;
-            if (!isRenderableDecoded(data.decoded)) return false;
             // `chainId` picks the network whose explorer the links open, so
             // when it is there it has to name one. Likewise on error-tx.
             if (data.chainId && !SUPPORTED_CHAIN_IDS.has(data.chainId)) {
diff --git a/src/popup/views/txStatus.js b/src/popup/views/txStatus.js
index 43af5a4..22319d0 100644
--- a/src/popup/views/txStatus.js
+++ b/src/popup/views/txStatus.js
@@ -91,7 +91,7 @@ function decodedAddressHtml(d, chainId) {
     if (!d.isToken) return toAddressHtml(d.address, chainId);
     const sym = tokenLabel(d.address, chainId) || "Unknown token";
     return (
-        `<div class="font-bold">${escapeHtml(sym)}</div>` +
+        `<div class="font-bold break-words">${escapeHtml(sym)}</div>` +
         blockscoutOffTokenNoteHtml(d.address, chainId) +
         toAddressHtml(d.address, chainId)
     );
@@ -329,11 +329,11 @@ function decodedDetailsHtml(decoded, chainId) {
     let html = `<div class="border border-border border-dashed p-2 mb-3">`;
     if (decoded.name && typeof decoded.name === "string") {
         html += `<div class="mb-2"><div class="text-xs text-muted mb-1">Action</div>`;
-        html += `<div class="font-bold">${escapeHtml(decoded.name)}</div></div>`;
+        html += `<div class="font-bold break-words">${escapeHtml(decoded.name)}</div></div>`;
     }
     if (decoded.description && typeof decoded.description === "string") {
         html += `<div class="mb-2"><div class="text-xs text-muted mb-1">Description</div>`;
-        html += `<div>${escapeHtml(decoded.description)}</div></div>`;
+        html += `<div class="break-words">${escapeHtml(decoded.description)}</div></div>`;
     }
     for (const d of lines) {
         html += `<div class="mb-2">`;
@@ -341,7 +341,7 @@ function decodedDetailsHtml(decoded, chainId) {
         if (d.address) {
             html += decodedAddressHtml(d, chainId);
         } else {
-            html += `<div class="font-bold">${escapeHtml(d.value)}</div>`;
+            html += `<div class="font-bold break-words">${escapeHtml(d.value)}</div>`;
         }
         html += `</div>`;
     }
diff --git a/tests/persistedFieldContract.test.js b/tests/persistedFieldContract.test.js
index d1e6c94..a402575 100644
--- a/tests/persistedFieldContract.test.js
+++ b/tests/persistedFieldContract.test.js
@@ -416,20 +416,6 @@ const CONTRACT = [
                 views: ["success-tx"],
                 restored: false,
             },
-            {
-                value: { hash: "0x1", to: ADDRESS, decoded: { details: 7 } },
-                views: ["success-tx"],
-                restored: false,
-            },
-            {
-                value: {
-                    hash: "0x1",
-                    to: ADDRESS,
-                    decoded: { details: [{ address: 42 }] },
-                },
-                views: ["success-tx"],
-                restored: false,
-            },
             // error-tx passes on `data.message`, same dereference.
             {
                 value: { message: "boom" },
@@ -1082,3 +1068,51 @@ describe("a restore-only hostile value onto", () => {
         }
     }
 });
+
+// A saved decoded record comes back from storage, in whatever shape it is in.
+// SuccessTx reopens as itself and shows only the lines it can read.
+describe("a popup reopened on a SuccessTx with a decoded record in another shape", () => {
+    function savedSuccess(decoded) {
+        return restoringOnto("success-tx", {
+            viewData: {
+                amount: "1.0000",
+                symbol: "ETH",
+                to: ADDRESS,
+                hash: "0x1",
+                chainId: "0x1",
+                decoded,
+            },
+        });
+    }
+
+    test.each([
+        7,
+        "text",
+        [1, 2],
+        { details: 7 },
+        { details: [null] },
+        { details: [7] },
+        { details: [{ address: 42 }] },
+        { details: [{ label: "Steps", value: "text", address: 42 }] },
+    ])("%j shows the amount and the recipient", async (decoded) => {
+        const page = await bootPopup(savedSuccess(decoded));
+        expect(page.pageErrors).toEqual([]);
+        expect(page.visibleViews()).toEqual(["success-tx"]);
+        expect(page.hidden("success-tx-decoded")).toBe(true);
+        expect(page.text("success-tx-summary")).toBe("1.0000 ETH");
+        expect(page.node("success-tx-to").innerHTML).toContain(ADDRESS);
+    });
+
+    test("a line it can read is shown", async () => {
+        const page = await bootPopup(
+            savedSuccess({
+                details: [null, { label: "Steps", value: "V3_SWAP_EXACT_IN" }],
+            }),
+        );
+        expect(page.pageErrors).toEqual([]);
+        expect(page.visibleViews()).toEqual(["success-tx"]);
+        expect(page.node("success-tx-decoded").innerHTML).toContain(
+            "V3_SWAP_EXACT_IN",
+        );
+    });
+});
diff --git a/tests/swapStatusAmount.test.js b/tests/swapStatusAmount.test.js
index 10a3159..33a6b3c 100644
--- a/tests/swapStatusAmount.test.js
+++ b/tests/swapStatusAmount.test.js
@@ -459,7 +459,7 @@ describe("a swap that gives another spender an allowance", () => {
         expect(html).toContain("Permit2 allowance");
         expect(html).toContain("Unlimited");
         expect(html).toContain("Allowance token");
-        expect(html).toContain('<div class="font-bold">USDC</div>');
+        expect(html).toContain('<div class="font-bold break-words">USDC</div>');
         expect(html).toContain(`data-copy="${USDC}"`);
     }
 
diff --git a/tests/txStatus.test.js b/tests/txStatus.test.js
index 3d3e4c8..29cae35 100644
--- a/tests/txStatus.test.js
+++ b/tests/txStatus.test.js
@@ -636,7 +636,7 @@ describe("SuccessTx and ErrorTx for a Sepolia transaction with mainnet active",
     test("SuccessTx's decoded action names the token from the tokens tracked on Sepolia", async () => {
         function expectTokenNamed() {
             expect(getElement("success-tx-decoded").innerHTML).toContain(
-                '<div class="font-bold">TDOL</div>',
+                '<div class="font-bold break-words">TDOL</div>',
             );
         }
         state.networkTrackedTokens = {
@@ -810,7 +810,7 @@ describe("the Permit2 allowance lines of a swap on WaitTx and ErrorTx", () => {
         expect(html.indexOf("Unlimited")).toBeLessThan(
             html.indexOf("Allowance token"),
         );
-        expect(html).toContain('<div class="font-bold">USDC</div>');
+        expect(html).toContain('<div class="font-bold break-words">USDC</div>');
         expect(html).toContain(`data-copy="${USDC}"`);
         expect(html).toContain(`href="https://etherscan.io/address/${USDC}"`);
         expect(html).toMatch(/<div class="text-xs">.*class="am-address"/);
@@ -869,7 +869,7 @@ describe("the Permit2 allowance lines of a swap on WaitTx and ErrorTx", () => {
 // An amount of about 47 digits or more is wider than the screen. Without the
 // break-words class its last digits are cut off at the edge. That class keeps
 // the words of a line such as `(decimals unknown)` whole.
-describe("a long amount on WaitTx and ErrorTx", () => {
+describe("a long amount on WaitTx, ErrorTx and SuccessTx", () => {
     test("each amount under the Amount figure wraps", () => {
         const decoded = {
             details: [
@@ -896,6 +896,43 @@ describe("a long amount on WaitTx and ErrorTx", () => {
         expect(html).toMatch(
             /id="error-tx-summary"\s+class="font-bold break-words"/,
         );
+        expect(html).toMatch(
+            /id="success-tx-summary"\s+class="font-bold break-words"/,
+        );
+    });
+
+    test("each amount of SuccessTx's decoded action wraps", () => {
+        state.viewData = {
+            hash: TX_HASH,
+            to: RECIPIENT,
+            chainId: TX_INFO.chainId,
+            decoded: { details: [{ label: "Amount", value: "1.0000 ETH" }] },
+        };
+        txStatus.renderSuccess();
+        expect(getElement("success-tx-decoded").innerHTML).toContain(
+            '<div class="font-bold break-words">1.0000 ETH<',
+        );
+    });
+
+    test("the name and description of SuccessTx's decoded action wrap", () => {
+        state.viewData = {
+            hash: TX_HASH,
+            to: RECIPIENT,
+            chainId: TX_INFO.chainId,
+            decoded: {
+                name: "Transfer LONGSYMBOL",
+                description: "Transfer LONGSYMBOL to a recipient",
+                details: [{ label: "Amount", value: "1.0000 ETH" }],
+            },
+        };
+        txStatus.renderSuccess();
+        const html = getElement("success-tx-decoded").innerHTML;
+        expect(html).toContain(
+            '<div class="font-bold break-words">Transfer LONGSYMBOL<',
+        );
+        expect(html).toContain(
+            '<div class="break-words">Transfer LONGSYMBOL to a recipient<',
+        );
     });
 });