diff --git a/hassio/src/dashboard/hassio-update.ts b/hassio/src/dashboard/hassio-update.ts
index 13892bf5fc..7bbd6d6f73 100644
--- a/hassio/src/dashboard/hassio-update.ts
+++ b/hassio/src/dashboard/hassio-update.ts
@@ -159,7 +159,11 @@ export class HassioUpdate extends LitElement {
     } catch (err) {
       // Only show an error if the status code was not expected (user behind proxy)
       // or no status at all(connection terminated)
-      if (err.status_code && !ignoredStatusCodes.has(err.status_code)) {
+      if (
+        this.hass.connection.connected &&
+        err.status_code &&
+        !ignoredStatusCodes.has(err.status_code)
+      ) {
         showAlertDialog(this, {
           title: "Update failed",
           text: extractApiErrorMessage(err),
diff --git a/hassio/src/dialogs/core/dialog-supervisor-core-update.ts b/hassio/src/dialogs/core/dialog-supervisor-core-update.ts
index 5dce6082d5..0b1453c397 100644
--- a/hassio/src/dialogs/core/dialog-supervisor-core-update.ts
+++ b/hassio/src/dialogs/core/dialog-supervisor-core-update.ts
@@ -130,9 +130,11 @@ class DialogSupervisorCoreUpdate extends LitElement {
     try {
       await updateCore(this.hass);
     } catch (err) {
-      this._error = extractApiErrorMessage(err);
-      this._action = null;
-      return;
+      if (this.hass.connection.connected) {
+        this._error = extractApiErrorMessage(err);
+        this._action = null;
+        return;
+      }
     }
     fireEvent(this, "supervisor-colllection-refresh", { colllection: "core" });
     this.closeDialog();
diff --git a/hassio/src/system/hassio-core-info.ts b/hassio/src/system/hassio-core-info.ts
index e3c455e510..21ab1c84b6 100644
--- a/hassio/src/system/hassio-core-info.ts
+++ b/hassio/src/system/hassio-core-info.ts
@@ -140,10 +140,12 @@ class HassioCoreInfo extends LitElement {
     try {
       await restartCore(this.hass);
     } catch (err) {
-      showAlertDialog(this, {
-        title: "Failed to restart Home Assistant Core",
-        text: extractApiErrorMessage(err),
-      });
+      if (this.hass.connection.connected) {
+        showAlertDialog(this, {
+          title: "Failed to restart Home Assistant Core",
+          text: extractApiErrorMessage(err),
+        });
+      }
     } finally {
       button.progress = false;
     }
diff --git a/hassio/src/system/hassio-host-info.ts b/hassio/src/system/hassio-host-info.ts
index 2abe3a74cb..dd4b7932ca 100644
--- a/hassio/src/system/hassio-host-info.ts
+++ b/hassio/src/system/hassio-host-info.ts
@@ -342,10 +342,12 @@ class HassioHostInfo extends LitElement {
       await updateOS(this.hass);
       fireEvent(this, "supervisor-colllection-refresh", { colllection: "os" });
     } catch (err) {
-      showAlertDialog(this, {
-        title: "Failed to update",
-        text: extractApiErrorMessage(err),
-      });
+      if (this.hass.connection.connected) {
+        showAlertDialog(this, {
+          title: "Failed to update",
+          text: extractApiErrorMessage(err),
+        });
+      }
     }
     button.progress = false;
   }