diff --git a/packages/thirdweb/src/react/native/ui/connect/ConnectModal.tsx b/packages/thirdweb/src/react/native/ui/connect/ConnectModal.tsx
index 050d7a3d179..b2800d9f676 100644
--- a/packages/thirdweb/src/react/native/ui/connect/ConnectModal.tsx
+++ b/packages/thirdweb/src/react/native/ui/connect/ConnectModal.tsx
@@ -475,6 +475,7 @@ function WalletLoadingView({
   authProvider?: InAppWalletAuth;
 }) {
   const walletInfo = useWalletInfo(wallet.id);
+  const authProviderName = typeof authProvider === 'string' ? authProvider : authProvider?.type;
   return (
     <View
       style={{
@@ -491,7 +492,7 @@ function WalletLoadingView({
         animate={true}
         roundLoader={authProvider === "passkey"}
       >
-        {authProvider ? (
+        {authProviderName ? (
           <View
             style={{
               borderRadius: spacing.md,
@@ -501,7 +502,7 @@ function WalletLoadingView({
             <RNImage
               theme={theme}
               size={80}
-              data={getAuthProviderImage(authProvider)}
+              data={getAuthProviderImage(authProviderName)}
               color={theme.colors.accentButtonBg}
             />
           </View>
@@ -516,14 +517,14 @@ function WalletLoadingView({
       </WalletLoadingThumbnail>
       <Spacer size="xl" />
       <ThemedText theme={theme} type="subtitle">
-        {authProvider
-          ? `Connecting with ${capitalizeFirstLetter(authProvider)}`
+        {authProviderName
+          ? `Connecting with ${capitalizeFirstLetter(authProviderName)}`
           : "Awaiting confirmation"}
       </ThemedText>
       <Spacer size="sm" />
       <ThemedText theme={theme} type="subtext">
-        {authProvider
-          ? `Signing into your ${capitalizeFirstLetter(authProvider)} account`
+        {authProviderName
+          ? `Signing into your ${capitalizeFirstLetter(authProviderName)} account`
           : `Accept the connection request in ${walletInfo.data?.name}`}
       </ThemedText>
     </View>
diff --git a/packages/thirdweb/src/react/native/ui/connect/InAppWalletUI.tsx b/packages/thirdweb/src/react/native/ui/connect/InAppWalletUI.tsx
index e555fea3031..a33b958e001 100644
--- a/packages/thirdweb/src/react/native/ui/connect/InAppWalletUI.tsx
+++ b/packages/thirdweb/src/react/native/ui/connect/InAppWalletUI.tsx
@@ -9,8 +9,10 @@ import type {
   PreAuthArgsType,
 } from "../../../../wallets/in-app/core/authentication/types.js";
 import type {
+  AuthOption,
   InAppWalletAuth,
   InAppWalletSocialAuth,
+  AuthOptionWithOptions,
 } from "../../../../wallets/in-app/core/wallet/types.js";
 import { preAuthenticate } from "../../../../wallets/in-app/native/auth/index.js";
 import { hasStoredPasskey } from "../../../../wallets/in-app/native/auth/passkeys.js";
@@ -91,6 +93,15 @@ export function InAppWalletUI(props: InAppWalletFormUIProps) {
 
   const [inputMode, setInputMode] = useState<"email" | "phone">("email");
 
+  const hasAuthOption = useCallback((key: AuthOption) => {
+    return authOptions.find((opt) => typeof opt === 'string' ? opt === key : opt.type === key);
+  }, [authOptions]);
+
+  const getAuthOptionDefaultValue = useCallback((key: AuthOption) => {
+    const option = authOptions.find((opt) => typeof opt === 'object' && opt.type === key) as AuthOptionWithOptions | undefined;
+    return option?.defaultValue;
+  }, [authOptions]);
+
   return (
     <View style={styles.container}>
       <View style={styles.row}>
@@ -98,9 +109,9 @@ export function InAppWalletUI(props: InAppWalletFormUIProps) {
           <SocialLogin key={auth} auth={auth} {...props} />
         ))}
       </View>
-      {authOptions.includes("email") ? (
+      {hasAuthOption("email") ? (
         inputMode === "email" ? (
-          <PreOtpLogin auth="email" {...props} />
+          <PreOtpLogin auth="email" defaultValue={getAuthOptionDefaultValue('email')} {...props} />
         ) : (
           <ThemedButtonWithIcon
             theme={theme}
@@ -110,9 +121,9 @@ export function InAppWalletUI(props: InAppWalletFormUIProps) {
           />
         )
       ) : null}
-      {authOptions.includes("phone") ? (
+      {hasAuthOption("phone") ? (
         inputMode === "phone" ? (
-          <PreOtpLogin auth="phone" {...props} />
+          <PreOtpLogin auth="phone" defaultValue={getAuthOptionDefaultValue('phone')} {...props} />
         ) : (
           <ThemedButtonWithIcon
             theme={theme}
@@ -122,7 +133,7 @@ export function InAppWalletUI(props: InAppWalletFormUIProps) {
           />
         )
       ) : null}
-      {authOptions.includes("passkey") ? (
+      {hasAuthOption("passkey") ? (
         <ThemedButtonWithIcon
           theme={theme}
           title="Passkey"
@@ -132,7 +143,7 @@ export function InAppWalletUI(props: InAppWalletFormUIProps) {
           }}
         />
       ) : null}
-      {authOptions.includes("guest") ? <GuestLogin {...props} /> : null}
+      {hasAuthOption("guest") ? <GuestLogin {...props} /> : null}
     </View>
   );
 }
@@ -205,10 +216,11 @@ function SocialLogin(
 function PreOtpLogin(
   props: InAppWalletFormUIProps & {
     auth: PreAuthArgsType["strategy"];
+    defaultValue?: string;
   },
 ) {
-  const { theme, auth, client, setScreen, wallet } = props;
-  const [phoneOrEmail, setPhoneNumberOrEmail] = useState("");
+  const { theme, auth, client, setScreen, wallet, defaultValue = ''} = props;
+  const [phoneOrEmail, setPhoneNumberOrEmail] = useState(defaultValue);
 
   const sendCode = useMutation({
     mutationFn: async (options: {
diff --git a/packages/thirdweb/src/react/web/wallets/in-app/InputSelectionUI.tsx b/packages/thirdweb/src/react/web/wallets/in-app/InputSelectionUI.tsx
index 762f86791e3..064448bd587 100644
--- a/packages/thirdweb/src/react/web/wallets/in-app/InputSelectionUI.tsx
+++ b/packages/thirdweb/src/react/web/wallets/in-app/InputSelectionUI.tsx
@@ -25,6 +25,7 @@ export function InputSelectionUI(props: {
   disabled?: boolean;
   defaultSmsCountryCode?: SupportedSmsCountry;
   allowedSmsCountryCodes?: SupportedSmsCountry[];
+  defaultValue?: string; 
 }) {
   const [countryCodeInfo, setCountryCodeInfo] = useState(
     props.defaultSmsCountryCode
@@ -35,7 +36,7 @@ export function InputSelectionUI(props: {
         ? getCountrySelector(props.allowedSmsCountryCodes[0])
         : "US +1",
   );
-  const [input, setInput] = useState("");
+  const [input, setInput] = useState(props.defaultValue || "");
   const [error, setError] = useState<string | undefined>();
   const [showError, setShowError] = useState(false);
 
diff --git a/packages/thirdweb/src/react/web/wallets/shared/ConnectWalletSocialOptions.tsx b/packages/thirdweb/src/react/web/wallets/shared/ConnectWalletSocialOptions.tsx
index 240f23b8eb9..803996f1698 100644
--- a/packages/thirdweb/src/react/web/wallets/shared/ConnectWalletSocialOptions.tsx
+++ b/packages/thirdweb/src/react/web/wallets/shared/ConnectWalletSocialOptions.tsx
@@ -136,9 +136,9 @@ export const ConnectWalletSocialOptions = (
     ? (ecosystemAuthOptions ?? defaultAuthOptions)
     : (wallet.getConfig()?.auth?.options ?? defaultAuthOptions);
 
-  const emailIndex = authOptions.indexOf("email");
+  const emailIndex = authOptions.findIndex((o) => typeof o === 'string' ? o === 'email' : o.type === 'email');
   const isEmailEnabled = emailIndex !== -1;
-  const phoneIndex = authOptions.indexOf("phone");
+  const phoneIndex = authOptions.findIndex((o) => typeof o === "string" ? o === "phone" : o.type === "phone");
   const isPhoneEnabled = phoneIndex !== -1;
   const socialLogins: SocialAuthOption[] = authOptions.filter((o) =>
     socialAuthOptions.includes(o as SocialAuthOption),
@@ -410,6 +410,7 @@ export const ConnectWalletSocialOptions = (
             disabled={props.disabled}
             emptyErrorMessage={emptyErrorMessage}
             submitButtonText={locale.submitEmail}
+            defaultValue={typeof authOptions[emailIndex] === 'object' ? authOptions[emailIndex].defaultValue : undefined}
           />
         ) : (
           <WalletTypeRowButton
@@ -454,6 +455,7 @@ export const ConnectWalletSocialOptions = (
             allowedSmsCountryCodes={
               wallet.getConfig()?.auth?.allowedSmsCountryCodes
             }
+            defaultValue={typeof authOptions[phoneIndex] === 'object' ? authOptions[phoneIndex].defaultValue : undefined}
           />
         ) : (
           <WalletTypeRowButton
diff --git a/packages/thirdweb/src/wallets/in-app/core/wallet/types.ts b/packages/thirdweb/src/wallets/in-app/core/wallet/types.ts
index 98c5906a49e..0e4c57afe53 100644
--- a/packages/thirdweb/src/wallets/in-app/core/wallet/types.ts
+++ b/packages/thirdweb/src/wallets/in-app/core/wallet/types.ts
@@ -39,7 +39,9 @@ export type WalletUser = UserStatus;
 
 export type InAppWalletSocialAuth = SocialAuthOption;
 export type InAppWalletOAuth = OAuthOption;
-export type InAppWalletAuth = AuthOption;
+export type AuthOptionWithOptions = {type: 'email' | 'phone', defaultValue: string };
+export type InAppWalletAuth = AuthOption | AuthOptionWithOptions;
+export type { AuthOption };
 
 export type ExecutionModeOptions =
   | {
diff --git a/packages/thirdweb/src/wallets/in-app/web/in-app.ts b/packages/thirdweb/src/wallets/in-app/web/in-app.ts
index 1e60d716543..885110c1826 100644
--- a/packages/thirdweb/src/wallets/in-app/web/in-app.ts
+++ b/packages/thirdweb/src/wallets/in-app/web/in-app.ts
@@ -297,6 +297,22 @@ import type { InAppWalletCreationOptions } from "../core/wallet/types.js";
  * });
  * ```
  *
+ * ### Set the default value for the email and phone auth options
+ *
+ * By default,the email and phone auth options will be empty. You can change this behavior by passing the auth option for phone or email as an object with the `defaultValue` property.
+ *
+ * ```ts
+ * import { inAppWallet } from "thirdweb/wallets";
+ * const wallet = inAppWallet({
+ *  auth: {
+ *    options: [
+ *      { type: "email", defaultValue: "test@test.com" },
+ *      { type: "phone", defaultValue: "+5555555555" },
+ *    ]
+ *  }
+ * });
+ * ```
+ * 
  * @returns The created in-app wallet.
  * @wallet
  */