diff --git a/AmplifyPlugins/Auth/Sources/AWSCognitoAuthPlugin/Models/Errors/AWSCognitoAuthError.swift b/AmplifyPlugins/Auth/Sources/AWSCognitoAuthPlugin/Models/Errors/AWSCognitoAuthError.swift
index ffa1315432..5f3553979c 100644
--- a/AmplifyPlugins/Auth/Sources/AWSCognitoAuthPlugin/Models/Errors/AWSCognitoAuthError.swift
+++ b/AmplifyPlugins/Auth/Sources/AWSCognitoAuthPlugin/Models/Errors/AWSCognitoAuthError.swift
@@ -5,6 +5,8 @@
 // SPDX-License-Identifier: Apache-2.0
 //
 
+import Foundation
+
 public enum AWSCognitoAuthError: Error {
 
     /// User not found in the system.
@@ -13,7 +15,7 @@ public enum AWSCognitoAuthError: Error {
     /// User not confirmed in the system.
     case userNotConfirmed
 
-    /// Username does not exists in the system.
+    /// Username already exists in the system.
     case usernameExists
 
     /// Alias already exists in the system.
@@ -40,7 +42,7 @@ public enum AWSCognitoAuthError: Error {
     /// Amazon Cognito cannot find a multi-factor authentication (MFA) method.
     case mfaMethodNotFound
 
-    /// Software token TOTP multi-factor authentication (MFA) is not enabled for the user pool.
+    /// Software token (TOTP) multi-factor authentication (MFA) is not enabled for the user pool.
     case softwareTokenMFANotEnabled
 
     /// Required to reset the password of the user.
@@ -55,7 +57,7 @@ public enum AWSCognitoAuthError: Error {
     /// The user has made too many requests for a given operation.
     case requestLimitExceeded
 
-    /// Amazon Cognito service encounters an invalid AWS Lambda response or encounters an
+    /// Amazon Cognito service encountered an invalid AWS Lambda response or encountered an
     /// unexpected exception with the AWS Lambda service.
     case lambda
 
@@ -71,7 +73,7 @@ public enum AWSCognitoAuthError: Error {
     /// Requested resource is not available with the current account setup.
     case invalidAccountTypeException
 
-    /// Request was not completed because of any network related issue
+    /// Request was not completed because of a network related issue
     case network
 
     /// SMS role related issue
@@ -107,6 +109,83 @@ public enum AWSCognitoAuthError: Error {
     /// The relying party ID doesn't match
     case webAuthnRelyingPartyMismatch
 
-    /// The WebAuthm configuration is missing or incomplete
+    /// The WebAuthn configuration is missing or incomplete
     case webAuthnConfigurationMissing
 }
+
+extension AWSCognitoAuthError: LocalizedError {
+    public var errorDescription: String? {
+        var message: String = ""
+        switch self {
+        case .userNotFound:
+            message = "User not found in the system."
+        case .userNotConfirmed:
+            message = "User not confirmed in the system."
+        case .usernameExists:
+            message = "Username already exists in the system."
+        case .aliasExists:
+            message = "Alias already exists in the system."
+        case .codeDelivery:
+            message = "Error in delivering the confirmation code."
+        case .codeMismatch:
+            message = "Confirmation code entered is not correct."
+        case .codeExpired:
+            message = "Confirmation code has expired."
+        case .invalidParameter:
+            message = "One or more parameters are incorrect."
+        case .invalidPassword:
+            message = "Password given is invalid."
+        case .limitExceeded:
+            message = "Limit exceeded for the requested AWS resource."
+        case .mfaMethodNotFound:
+            message = "Amazon Cognito cannot find a multi-factor authentication (MFA) method."
+        case .softwareTokenMFANotEnabled:
+            message = "Software token (TOTP) multi-factor authentication (MFA) is not enabled for the user pool."
+        case .passwordResetRequired:
+            message = "Required to reset the password of the user."
+        case .resourceNotFound:
+            message = "Amazon Cognito service cannot find the requested resource."
+        case .failedAttemptsLimitExceeded:
+            message = "The user has made too many failed attempts for a given action."
+        case .requestLimitExceeded:
+            message = "The user has made too many requests for a given operation."
+        case .lambda:
+            message = "Amazon Cognito service encountered an invalid AWS Lambda response or encountered an unexpected exception with the AWS Lambda service."
+        case .deviceNotTracked:
+            message = "Device is not tracked."
+        case .errorLoadingUI:
+            message = "Error in loading the web UI."
+        case .userCancelled:
+            message = "User cancelled the step."
+        case .invalidAccountTypeException:
+            message = "Requested resource is not available with the current account setup."
+        case .network:
+            message = "Request was not completed because of a network related issue."
+        case .smsRole:
+            message = "SMS role related issue."
+        case .emailRole:
+            message = "Email role related issue."
+        case .externalServiceException:
+            message = "An external service like facebook/twitter threw an error."
+        case .limitExceededException:
+            message = "Limit exceeded exception. Thrown when the total number of user pools has exceeded a preset limit."
+        case .resourceConflictException:
+            message = "Thrown when a user tries to use a login which is already linked to another account."
+        case .webAuthnChallengeNotFound:
+            message = "The WebAuthn credentials don't match an existing request."
+        case .webAuthnClientMismatch:
+            message = "The client doesn't support WebAuhn authentication."
+        case .webAuthnNotSupported:
+            message = "WebAuthn is not supported on this device."
+        case .webAuthnNotEnabled:
+            message = "WebAuthn is not enabled."
+        case .webAuthnOriginNotAllowed:
+            message = "The device origin is not registered as an allowed origin."
+        case .webAuthnRelyingPartyMismatch:
+            message = "The relying party ID doesn't match."
+        case .webAuthnConfigurationMissing:
+            message = "The WebAuthn configuration is missing or incomplete."
+        }
+        return "\(String(describing: Self.self)).\(self): \(message)"
+    }
+}