diff --git a/packages/ui-keyring/package.json b/packages/ui-keyring/package.json
index 9fec0301..e6b808e3 100644
--- a/packages/ui-keyring/package.json
+++ b/packages/ui-keyring/package.json
@@ -20,7 +20,7 @@
   },
   "devDependencies": {
     "@polkadot/keyring": "^1.4.1",
-    "@polkadot/types": "^0.93.0-beta.2",
+    "@polkadot/types": "^0.93.0-beta.3",
     "@polkadot/util": "^1.4.1"
   },
   "peerDependencies": {
diff --git a/packages/ui-keyring/src/observable/genericSubject.ts b/packages/ui-keyring/src/observable/genericSubject.ts
index 1ed2d694..2c92f54c 100644
--- a/packages/ui-keyring/src/observable/genericSubject.ts
+++ b/packages/ui-keyring/src/observable/genericSubject.ts
@@ -41,7 +41,8 @@ export default function genericSubject (keyCreator: (address: string) => string,
         option: createOptionItem(address, json.meta.name)
       };
 
-      if (!json.meta.isInjected && (!json.meta.isTesting || development.isDevelopment())) {
+      // we do not store dev accounts, injected or hardware (the latter two are external/transient)
+      if (!json.meta.isInjected && !json.meta.isHardware && (!json.meta.isTesting || development.isDevelopment())) {
         store.set(keyCreator(address), json);
       }
 
diff --git a/packages/ui-keyring/src/types.ts b/packages/ui-keyring/src/types.ts
index 9c62ab4d..9718c532 100644
--- a/packages/ui-keyring/src/types.ts
+++ b/packages/ui-keyring/src/types.ts
@@ -30,6 +30,8 @@ export interface KeyringOptions extends KeyringOptionsBase {
 export interface KeyringJson$Meta {
   contract?: ContractMeta;
   genesisHash?: string | null;
+  hardwareType?: 'ledger';
+  isHardware?: boolean;
   isInjected?: boolean;
   isRecent?: boolean;
   isTesting?: boolean;
diff --git a/packages/ui-settings/src/Settings.ts b/packages/ui-settings/src/Settings.ts
index ec70ce00..0ec5301c 100644
--- a/packages/ui-settings/src/Settings.ts
+++ b/packages/ui-settings/src/Settings.ts
@@ -5,7 +5,7 @@
 import store from 'store';
 import { isUndefined } from '@polkadot/util';
 
-import { CRYPTOS, ENDPOINT_DEFAULT, ENDPOINTS, ICON_DEFAULT, ICONS, LANGUAGE_DEFAULT, LANGUAGES, LOCKING_DEFAULT, LOCKING, PREFIX_DEFAULT, PREFIXES, UIMODE_DEFAULT, UIMODES, UITHEME_DEFAULT, UITHEMES } from './defaults';
+import { CRYPTOS, ENDPOINT_DEFAULT, ENDPOINTS, ICON_DEFAULT, ICONS, LANGUAGE_DEFAULT, LANGUAGES, LEDGER_CONN, LEDGER_CONN_DEFAULT, LOCKING_DEFAULT, LOCKING, PREFIX_DEFAULT, PREFIXES, UIMODE_DEFAULT, UIMODES, UITHEME_DEFAULT, UITHEMES } from './defaults';
 import { Option, SettingsStruct } from './types';
 
 export class Settings implements SettingsStruct {
@@ -15,6 +15,8 @@ export class Settings implements SettingsStruct {
 
   private _icon: string;
 
+  private _ledgerConn: string;
+
   private _locking: string;
 
   private _prefix: number;
@@ -27,6 +29,7 @@ export class Settings implements SettingsStruct {
     const settings = store.get('settings') || {};
 
     this._apiUrl = settings.apiUrl || process.env.WS_URL || ENDPOINT_DEFAULT;
+    this._ledgerConn = settings.ledgerConn || LEDGER_CONN_DEFAULT;
     this._i18nLang = settings.i18nLang || LANGUAGE_DEFAULT;
     this._icon = settings.icon || ICON_DEFAULT;
     this._locking = settings.locking || LOCKING_DEFAULT;
@@ -47,6 +50,10 @@ export class Settings implements SettingsStruct {
     return this._icon;
   }
 
+  public get ledgerConn (): string {
+    return this._ledgerConn;
+  }
+
   public get locking (): string {
     return this._locking;
   }
@@ -75,6 +82,10 @@ export class Settings implements SettingsStruct {
     return LANGUAGES;
   }
 
+  public get availableLedgerConn (): Option[] {
+    return LEDGER_CONN;
+  }
+
   public get availableLocking (): Option[] {
     return LOCKING;
   }
@@ -100,6 +111,7 @@ export class Settings implements SettingsStruct {
       apiUrl: this._apiUrl,
       i18nLang: this._i18nLang,
       icon: this._icon,
+      ledgerConn: this._ledgerConn,
       locking: this._locking,
       prefix: this._prefix,
       uiMode: this._uiMode,
@@ -109,6 +121,7 @@ export class Settings implements SettingsStruct {
 
   public set (settings: Partial<SettingsStruct>): void {
     this._apiUrl = settings.apiUrl || this._apiUrl;
+    this._ledgerConn = settings.ledgerConn || this._ledgerConn;
     this._i18nLang = settings.i18nLang || this._i18nLang;
     this._icon = settings.icon || this._icon;
     this._locking = settings.locking || this._locking;
diff --git a/packages/ui-settings/src/defaults/index.ts b/packages/ui-settings/src/defaults/index.ts
index b33a6b65..e90e54f5 100644
--- a/packages/ui-settings/src/defaults/index.ts
+++ b/packages/ui-settings/src/defaults/index.ts
@@ -6,6 +6,7 @@ import { Option } from '../types';
 
 import { CRYPTOS } from './crypto';
 import { ENDPOINTS, ENDPOINT_DEFAULT } from './endpoints';
+import { LEDGER_CONN, LEDGER_CONN_DEFAULT } from './ledger';
 import { PREFIXES, PREFIX_DEFAULT } from './ss58';
 import { ICON_DEFAULT, ICON_DEFAULT_HOST, ICONS, UIMODE_DEFAULT, UIMODES, UITHEME_DEFAULT, UITHEMES } from './ui';
 
@@ -43,6 +44,8 @@ export {
   ICONS,
   LANGUAGE_DEFAULT,
   LANGUAGES,
+  LEDGER_CONN_DEFAULT,
+  LEDGER_CONN,
   LOCKING_DEFAULT,
   LOCKING,
   PREFIX_DEFAULT,
diff --git a/packages/ui-settings/src/defaults/ledger.ts b/packages/ui-settings/src/defaults/ledger.ts
new file mode 100644
index 00000000..39109484
--- /dev/null
+++ b/packages/ui-settings/src/defaults/ledger.ts
@@ -0,0 +1,25 @@
+// Copyright 2017-2019 @polkadot/ui-settings authors & contributors
+// This software may be modified and distributed under the terms
+// of the Apache-2.0 license. See the LICENSE file for details.
+
+import { Option } from '../types';
+
+export const LEDGER_CONN_DEFAULT = 'none';
+
+export const LEDGER_CONN: Option[] = [
+  {
+    info: 'none',
+    text: 'Do not attach Ledger devices',
+    value: 'none'
+  },
+  {
+    info: 'u2f',
+    text: 'Attach Ledger via U2F',
+    value: 'u2f'
+  },
+  {
+    info: 'webusb',
+    text: 'Attach Ledger via WebUSB',
+    value: 'webusb'
+  }
+];
diff --git a/packages/ui-settings/src/types.ts b/packages/ui-settings/src/types.ts
index 2dfa19ba..ab0c7154 100644
--- a/packages/ui-settings/src/types.ts
+++ b/packages/ui-settings/src/types.ts
@@ -13,6 +13,7 @@ export interface SettingsStruct {
   apiUrl: string;
   i18nLang: string;
   icon: string;
+  ledgerConn: string;
   locking: string;
   prefix: number;
   uiMode: string;
diff --git a/yarn.lock b/yarn.lock
index 1a10a30c..73bcba75 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2099,10 +2099,10 @@
   dependencies:
     "@types/chrome" "^0.0.88"
 
-"@polkadot/types@^0.93.0-beta.2":
-  version "0.93.0-beta.2"
-  resolved "https://registry.yarnpkg.com/@polkadot/types/-/types-0.93.0-beta.2.tgz#107c803fe349854f6af6de48961d8461d3230204"
-  integrity sha512-05dWMROnjlFI3BG6PBc0YAOZQyTURQGtgAgGZYjOMrT/9CiuG64migc1GEUBkt/vWPUZ9Rgx6rt92HtANL4pwQ==
+"@polkadot/types@^0.93.0-beta.3":
+  version "0.93.0-beta.3"
+  resolved "https://registry.yarnpkg.com/@polkadot/types/-/types-0.93.0-beta.3.tgz#2a5843c35b3fb3369390e66236ff20968099b9fe"
+  integrity sha512-RlwhdtnQXq9yHgNwQJ2Rnl0RtklGucPFJE2in6gCNrvAE9V+KbJqXrwGtCqbt/CmGySTZclaL9yJ9Qzg1JgS1w==
   dependencies:
     "@babel/runtime" "^7.6.0"
     "@polkadot/util" "^1.4.1"