diff --git a/sandbox/OpenIddict.Sandbox.Console.Client/InteractiveService.cs b/sandbox/OpenIddict.Sandbox.Console.Client/InteractiveService.cs
index bf18e8f3..663ec512 100644
--- a/sandbox/OpenIddict.Sandbox.Console.Client/InteractiveService.cs
+++ b/sandbox/OpenIddict.Sandbox.Console.Client/InteractiveService.cs
@@ -39,8 +39,6 @@ public class InteractiveService : BackgroundService
 
             try
             {
-                ClaimsPrincipal principal;
-
                 // Resolve the server configuration and determine the type of flow
                 // to use depending on the supported grants and the user selection.
                 var configuration = await _service.GetServerConfigurationByProviderNameAsync(provider, stoppingToken);
@@ -75,14 +73,30 @@ public class InteractiveService : BackgroundService
                     AnsiConsole.MarkupLine("[cyan]Waiting for the user to approve the authorization demand.[/]");
 
                     // Wait for the user to complete the demand on the other device.
-                    principal = (await _service.AuthenticateWithDeviceAsync(new()
+                    var response = await _service.AuthenticateWithDeviceAsync(new()
                     {
                         CancellationToken = stoppingToken,
                         DeviceCode = result.DeviceCode,
                         Interval = result.Interval,
                         ProviderName = provider,
                         Timeout = result.ExpiresIn < TimeSpan.FromMinutes(5) ? result.ExpiresIn : TimeSpan.FromMinutes(5)
-                    })).Principal;
+                    });
+
+                    AnsiConsole.MarkupLine("[green]Device authentication successful:[/]");
+                    AnsiConsole.Write(CreateClaimTable(response.Principal));
+
+                    // If a refresh token was returned by the authorization server, ask the user
+                    // if the access token should be refreshed using the refresh_token grant.
+                    if (!string.IsNullOrEmpty(response.RefreshToken) && await UseRefreshTokenGrantAsync(stoppingToken))
+                    {
+                        AnsiConsole.MarkupLine("[green]Token refreshing successful:[/]");
+                        AnsiConsole.Write(CreateClaimTable((await _service.AuthenticateWithRefreshTokenAsync(new()
+                        {
+                            CancellationToken = stoppingToken,
+                            ProviderName = provider,
+                            RefreshToken = response.RefreshToken
+                        })).Principal));
+                    }
                 }
 
                 else
@@ -99,29 +113,28 @@ public class InteractiveService : BackgroundService
                     AnsiConsole.MarkupLine("[cyan]Waiting for the user to approve the authorization demand.[/]");
 
                     // Wait for the user to complete the authorization process.
-                    principal = (await _service.AuthenticateInteractivelyAsync(new()
+                    var response = await _service.AuthenticateInteractivelyAsync(new()
                     {
                         CancellationToken = stoppingToken,
                         Nonce = result.Nonce
-                    })).Principal;
-                }
-
-                AnsiConsole.MarkupLine("[green]Authentication successful:[/]");
+                    });
 
-                var table = new Table()
-                    .AddColumn(new TableColumn("Claim type").Centered())
-                    .AddColumn(new TableColumn("Claim value type").Centered())
-                    .AddColumn(new TableColumn("Claim value").Centered());
+                    AnsiConsole.MarkupLine("[green]Interactive authentication successful:[/]");
+                    AnsiConsole.Write(CreateClaimTable(response.Principal));
 
-                foreach (var claim in principal.Claims)
-                {
-                    table.AddRow(
-                        claim.Type.EscapeMarkup(),
-                        claim.ValueType.EscapeMarkup(),
-                        claim.Value.EscapeMarkup());
+                    // If a refresh token was returned by the authorization server, ask the user
+                    // if the access token should be refreshed using the refresh_token grant.
+                    if (!string.IsNullOrEmpty(response.RefreshToken) && await UseRefreshTokenGrantAsync(stoppingToken))
+                    {
+                        AnsiConsole.MarkupLine("[green]Token refreshing successful:[/]");
+                        AnsiConsole.Write(CreateClaimTable((await _service.AuthenticateWithRefreshTokenAsync(new()
+                        {
+                            CancellationToken = stoppingToken,
+                            ProviderName = provider,
+                            RefreshToken = response.RefreshToken
+                        })).Principal));
+                    }
                 }
-
-                AnsiConsole.Write(table);
             }
 
             catch (OperationCanceledException)
@@ -140,6 +153,25 @@ public class InteractiveService : BackgroundService
             }
         }
 
+        static Table CreateClaimTable(ClaimsPrincipal principal)
+        {
+            var table = new Table()
+                .LeftAligned()
+                .AddColumn("Claim type")
+                .AddColumn("Claim value type")
+                .AddColumn("Claim value");
+
+            foreach (var claim in principal.Claims)
+            {
+                table.AddRow(
+                    claim.Type.EscapeMarkup(),
+                    claim.ValueType.EscapeMarkup(),
+                    claim.Value.EscapeMarkup());
+            }
+
+            return table;
+        }
+
         static Task<bool> UseDeviceAuthorizationGrantAsync(CancellationToken cancellationToken)
         {
             static bool Prompt() => AnsiConsole.Prompt(new ConfirmationPrompt(
@@ -152,6 +184,18 @@ public class InteractiveService : BackgroundService
             return WaitAsync(Task.Run(Prompt, cancellationToken), cancellationToken);
         }
 
+        static Task<bool> UseRefreshTokenGrantAsync(CancellationToken cancellationToken)
+        {
+            static bool Prompt() => AnsiConsole.Prompt(new ConfirmationPrompt(
+                "Would you like to refresh the user authentication using the refresh token grant?")
+            {
+                DefaultValue = false,
+                ShowDefaultValue = true
+            });
+
+            return WaitAsync(Task.Run(Prompt, cancellationToken), cancellationToken);
+        }
+
         Task<string> GetSelectedProviderAsync(CancellationToken cancellationToken)
         {
             async Task<string> PromptAsync() => AnsiConsole.Prompt(new SelectionPrompt<OpenIddictClientRegistration>()
diff --git a/src/OpenIddict.Server/OpenIddictServerHandlers.Protection.cs b/src/OpenIddict.Server/OpenIddictServerHandlers.Protection.cs
index 44a49c70..807ff6d2 100644
--- a/src/OpenIddict.Server/OpenIddictServerHandlers.Protection.cs
+++ b/src/OpenIddict.Server/OpenIddictServerHandlers.Protection.cs
@@ -132,7 +132,7 @@ public static partial class OpenIddictServerHandlers
                         parameters.IssuerSigningKeyResolver = (_, token, _, _) => Task.Run(async () =>
                         {
                             // Resolve the client application corresponding to the token issuer and retrieve
-                            // the signing keys from to the JSON Web Key set attached to the client application.
+                            // the signing keys from the JSON Web Key set attached to the client application.
                             //
                             // Important: at this stage, the issuer isn't guaranteed to be valid or legitimate.
                             var application = await _applicationManager.FindByClientIdAsync(token.Issuer);
diff --git a/src/OpenIddict.Server/OpenIddictServerHandlers.cs b/src/OpenIddict.Server/OpenIddictServerHandlers.cs
index 836d3ac8..9c589d02 100644
--- a/src/OpenIddict.Server/OpenIddictServerHandlers.cs
+++ b/src/OpenIddict.Server/OpenIddictServerHandlers.cs
@@ -1078,7 +1078,7 @@ public static partial class OpenIddictServerHandlers
 
             Debug.Assert(!string.IsNullOrEmpty(context.ClientId), SR.FormatID4000(Parameters.ClientId));
 
-            // Don't validate the client type on endpoint that don't support client authentication.
+            // Don't validate the client type on endpoints that don't support client authentication.
             if (context.EndpointType is OpenIddictServerEndpointType.Authorization or
                                         OpenIddictServerEndpointType.Logout        or
                                         OpenIddictServerEndpointType.Userinfo      or
@@ -1187,7 +1187,7 @@ public static partial class OpenIddictServerHandlers
             Debug.Assert(!string.IsNullOrEmpty(context.ClientId), SR.FormatID4000(Parameters.ClientId));
             Debug.Assert(!string.IsNullOrEmpty(context.ClientSecret), SR.FormatID4000(Parameters.ClientSecret));
 
-            // Don't validate the client secret on endpoint that don't support client authentication.
+            // Don't validate the client secret on endpoints that don't support client authentication.
             if (context.EndpointType is OpenIddictServerEndpointType.Authorization or
                                         OpenIddictServerEndpointType.Logout        or
                                         OpenIddictServerEndpointType.Userinfo      or