diff --git a/.changeset/eight-coins-listen.md b/.changeset/eight-coins-listen.md
new file mode 100644
index 000000000000..b649879b7d60
--- /dev/null
+++ b/.changeset/eight-coins-listen.md
@@ -0,0 +1,7 @@
+---
+"ledger-live-desktop": patch
+"live-mobile": patch
+"@ledgerhq/live-common": patch
+---
+
+desactivate tezos unrevealed account swap
diff --git a/apps/ledger-live-desktop/src/renderer/screens/exchange/Swap2/Form/index.tsx b/apps/ledger-live-desktop/src/renderer/screens/exchange/Swap2/Form/index.tsx
index 29439da40714..458a911ba6e8 100644
--- a/apps/ledger-live-desktop/src/renderer/screens/exchange/Swap2/Form/index.tsx
+++ b/apps/ledger-live-desktop/src/renderer/screens/exchange/Swap2/Form/index.tsx
@@ -37,6 +37,7 @@ import SwapFormSelectors from "./FormSelectors";
 import { SwapMigrationUI } from "./Migrations/SwapMigrationUI";
 import EmptyState from "./Rates/EmptyState";
 import SwapWebView, { SwapWebProps, useSwapLiveAppManifestID } from "./SwapWebView";
+import { maybeTezosAccountUnrevealedAccount } from "@ledgerhq/live-common/exchange/swap/index";
 
 const DAPP_PROVIDERS = ["paraswap", "oneinch", "moonpay"];
 
@@ -105,7 +106,10 @@ const SwapForm = () => {
   }, []);
 
   const exchangeRatesState = swapTransaction.swap?.rates;
-  const swapError = swapTransaction.fromAmountError || exchangeRatesState?.error;
+  const swapError =
+    swapTransaction.fromAmountError ||
+    exchangeRatesState?.error ||
+    maybeTezosAccountUnrevealedAccount(swapTransaction);
   const swapWarning = swapTransaction.fromAmountWarning;
   const pageState = usePageState(swapTransaction, swapError);
   const provider = useMemo(() => exchangeRate?.provider, [exchangeRate?.provider]);
diff --git a/apps/ledger-live-desktop/static/i18n/en/app.json b/apps/ledger-live-desktop/static/i18n/en/app.json
index 82aa40511781..2c94e8647585 100644
--- a/apps/ledger-live-desktop/static/i18n/en/app.json
+++ b/apps/ledger-live-desktop/static/i18n/en/app.json
@@ -6082,6 +6082,9 @@
     "FailedToRetrieveFirmwareUpdateInfo": {
       "title": "OS update check failed",
       "description": "Something went wrong. Please try again or contact Ledger Support if in doubt."
+    },
+    "TezosUnrevealedAccount": {
+      "title": "Swap unavailable: Initial send/delegate needed with Tezos account or change pair."
     }
   },
   "cryptoOrg": {
diff --git a/apps/ledger-live-mobile/src/locales/en/common.json b/apps/ledger-live-mobile/src/locales/en/common.json
index 3ffd12d7f688..aaf636c4667d 100644
--- a/apps/ledger-live-mobile/src/locales/en/common.json
+++ b/apps/ledger-live-mobile/src/locales/en/common.json
@@ -916,6 +916,9 @@
     "SequenceNumberError": {
       "title": "Sequence number error",
       "description": "Please close the window and try again later"
+    },
+    "TezosUnrevealedAccount": {
+      "title": "Swap unavailable: Initial send/delegate needed with Tezos account or change pair."
     }
   },
   "crash": {
diff --git a/apps/ledger-live-mobile/src/screens/Swap/Form/index.tsx b/apps/ledger-live-mobile/src/screens/Swap/Form/index.tsx
index 38d3033505ed..5c93d1f43fa4 100644
--- a/apps/ledger-live-mobile/src/screens/Swap/Form/index.tsx
+++ b/apps/ledger-live-mobile/src/screens/Swap/Form/index.tsx
@@ -40,7 +40,10 @@ import { BaseNavigatorStackParamList } from "~/components/RootNavigator/types/Ba
 import { SwapFormNavigatorParamList } from "~/components/RootNavigator/types/SwapFormNavigator";
 import { formatCurrencyUnit } from "@ledgerhq/live-common/currencies/index";
 import type { DetailsSwapParamList } from "../types";
-import { getAvailableProviders } from "@ledgerhq/live-common/exchange/swap/index";
+import {
+  getAvailableProviders,
+  maybeTezosAccountUnrevealedAccount,
+} from "@ledgerhq/live-common/exchange/swap/index";
 import { DEFAULT_SWAP_RATES_LLM_INTERVAL_MS } from "@ledgerhq/live-common/exchange/swap/const/timeout";
 import { useSelectedSwapRate } from "./useSelectedSwapRate";
 import { walletSelector } from "~/reducers/wallet";
@@ -133,7 +136,10 @@ export function SwapForm({
     );
   }, [exchangeRatesState.value, swapTransaction.swap.to.currency]);
 
-  const swapError = swapTransaction.fromAmountError || exchangeRatesState?.error;
+  const swapError =
+    swapTransaction.fromAmountError ||
+    exchangeRatesState?.error ||
+    maybeTezosAccountUnrevealedAccount(swapTransaction);
   const swapWarning = swapTransaction.fromAmountWarning;
   const pageState = usePageState(swapTransaction, swapError || swapWarning);
 
diff --git a/libs/ledger-live-common/src/exchange/swap/index.ts b/libs/ledger-live-common/src/exchange/swap/index.ts
index c4948140a511..ae5b8ca3a4ec 100644
--- a/libs/ledger-live-common/src/exchange/swap/index.ts
+++ b/libs/ledger-live-common/src/exchange/swap/index.ts
@@ -19,6 +19,7 @@ import getCompleteSwapHistory from "./getCompleteSwapHistory";
 import initSwap from "./initSwap";
 import { postSwapAccepted, postSwapCancelled } from "./postSwapState";
 import getExchangeRates from "./getExchangeRates";
+import { maybeTezosAccountUnrevealedAccount } from "./maybeTezosAccountUnrevealedAccount";
 
 export { getAvailableProviders } from "../providers";
 
@@ -130,6 +131,7 @@ export {
   getCompleteSwapHistory,
   postSwapAccepted,
   getExchangeRates,
+  maybeTezosAccountUnrevealedAccount,
   postSwapCancelled,
   initSwap,
   USStates,
diff --git a/libs/ledger-live-common/src/exchange/swap/maybeTezosAccountUnrevealedAccount.ts b/libs/ledger-live-common/src/exchange/swap/maybeTezosAccountUnrevealedAccount.ts
new file mode 100644
index 000000000000..a4571d28212b
--- /dev/null
+++ b/libs/ledger-live-common/src/exchange/swap/maybeTezosAccountUnrevealedAccount.ts
@@ -0,0 +1,15 @@
+import { SwapTransactionType } from "./types";
+
+export const maybeTezosAccountUnrevealedAccount = (
+  swapTransaction: SwapTransactionType,
+): Error | undefined => {
+  if (
+    swapTransaction?.transaction?.family == "tezos" &&
+    swapTransaction?.transaction?.estimatedFees &&
+    swapTransaction?.transaction?.fees !== swapTransaction?.transaction?.estimatedFees
+  ) {
+    const tezosError = new Error("Cannot swap with an unrevealed Tezos account");
+    tezosError.name = "TezosUnrevealedAccount";
+    return tezosError;
+  }
+};