diff --git a/sdk/appconfiguration/Azure.Data.AppConfiguration/src/ConfigurationClient.cs b/sdk/appconfiguration/Azure.Data.AppConfiguration/src/ConfigurationClient.cs
index 490820a617a4..82068c89e2be 100644
--- a/sdk/appconfiguration/Azure.Data.AppConfiguration/src/ConfigurationClient.cs
+++ b/sdk/appconfiguration/Azure.Data.AppConfiguration/src/ConfigurationClient.cs
@@ -200,10 +200,8 @@ public virtual async Task<Response<ConfigurationSetting>> AddConfigurationSettin
                     case 200:
                     case 201:
                         return await CreateResponseAsync(response, cancellationToken).ConfigureAwait(false);
-                    case 412:
-                        throw new RequestFailedException(response, null, new ConfigurationRequestFailedDetailsParser());
                     default:
-                        throw new RequestFailedException(response);
+                        throw new RequestFailedException(response, null, new ConfigurationRequestFailedDetailsParser());
                 }
             }
             catch (Exception e)
@@ -239,10 +237,8 @@ public virtual Response<ConfigurationSetting> AddConfigurationSetting(Configurat
                     case 200:
                     case 201:
                         return CreateResponse(response);
-                    case 412:
-                        throw new RequestFailedException(response, null, new ConfigurationRequestFailedDetailsParser());
                     default:
-                        throw new RequestFailedException(response);
+                        throw new RequestFailedException(response, null, new ConfigurationRequestFailedDetailsParser());
                 }
             }
             catch (Exception e)
@@ -309,10 +305,9 @@ public virtual async Task<Response<ConfigurationSetting>> SetConfigurationSettin
                 return response.Status switch
                 {
                     200 => await CreateResponseAsync(response, cancellationToken).ConfigureAwait(false),
-                    409 => throw new RequestFailedException(response, null, new ConfigurationRequestFailedDetailsParser()),
 
                     // Throws on 412 if resource was modified.
-                    _ => throw new RequestFailedException(response),
+                    _ => throw new RequestFailedException(response, null, new ConfigurationRequestFailedDetailsParser()),
                 };
             }
             catch (Exception e)
@@ -352,10 +347,9 @@ public virtual Response<ConfigurationSetting> SetConfigurationSetting(Configurat
                 return response.Status switch
                 {
                     200 => CreateResponse(response),
-                    409 => throw new RequestFailedException(response, null, new ConfigurationRequestFailedDetailsParser()),
 
                     // Throws on 412 if resource was modified.
-                    _ => throw new RequestFailedException(response),
+                    _ => throw new RequestFailedException(response, null, new ConfigurationRequestFailedDetailsParser()),
                 };
             }
             catch (Exception e)
@@ -441,10 +435,9 @@ private async Task<Response> DeleteConfigurationSettingAsync(string key, string
                 {
                     200 => response,
                     204 => response,
-                    409 => throw new RequestFailedException(response, null, new ConfigurationRequestFailedDetailsParser()),
 
                     // Throws on 412 if resource was modified.
-                    _ => throw new RequestFailedException(response)
+                    _ => throw new RequestFailedException(response, null, new ConfigurationRequestFailedDetailsParser()),
                 };
             }
             catch (Exception e)
@@ -470,10 +463,9 @@ private Response DeleteConfigurationSetting(string key, string label, MatchCondi
                 {
                     200 => response,
                     204 => response,
-                    409 => throw new RequestFailedException(response, null, new ConfigurationRequestFailedDetailsParser()),
 
                     // Throws on 412 if resource was modified.
-                    _ => throw new RequestFailedException(response)
+                    _ => throw new RequestFailedException(response, null, new ConfigurationRequestFailedDetailsParser()),
                 };
             }
             catch (Exception e)
@@ -596,7 +588,7 @@ internal virtual async Task<Response<ConfigurationSetting>> GetConfigurationSett
                 {
                     200 => await CreateResponseAsync(response, cancellationToken).ConfigureAwait(false),
                     304 => CreateResourceModifiedResponse(response),
-                    _ => throw new RequestFailedException(response),
+                    _ => throw new RequestFailedException(response, null, new ConfigurationRequestFailedDetailsParser())
                 };
             }
             catch (Exception e)
@@ -633,7 +625,7 @@ internal virtual Response<ConfigurationSetting> GetConfigurationSetting(string k
                 {
                     200 => CreateResponse(response),
                     304 => CreateResourceModifiedResponse(response),
-                    _ => throw new RequestFailedException(response),
+                    _ => throw new RequestFailedException(response, null, new ConfigurationRequestFailedDetailsParser())
                 };
             }
             catch (Exception e)
@@ -1386,7 +1378,7 @@ private async ValueTask<Response<ConfigurationSetting>> SetReadOnlyAsync(string
                     200 => async
                         ? await CreateResponseAsync(response, cancellationToken).ConfigureAwait(false)
                         : CreateResponse(response),
-                    _ => throw new RequestFailedException(response)
+                    _ => throw new RequestFailedException(response, null, new ConfigurationRequestFailedDetailsParser()),
                 };
             }
             catch (Exception e)
@@ -1469,22 +1461,24 @@ private static RequestContext CreateRequestContext(ErrorOptions errorOptions, Ca
 
         private class ConfigurationRequestFailedDetailsParser : RequestFailedDetailsParser
         {
+            private const string TroubleshootingMessage =
+                "For troubleshooting information, see https://aka.ms/azsdk/net/appconfiguration/troubleshoot.";
             public override bool TryParse(Response response, out ResponseError error, out IDictionary<string, string> data)
             {
                 switch (response.Status)
                 {
                     case 409:
-                        error = new ResponseError(null, "The setting is read only");
+                        error = new ResponseError(null, $"The setting is read only. {TroubleshootingMessage}");
                         data = null;
                         return true;
                     case 412:
-                        error = new ResponseError(null, "Setting was already present.");
+                        error = new ResponseError(null, $"Setting was already present. {TroubleshootingMessage}");
                         data = null;
                         return true;
                     default:
-                        error = null;
+                        error = new ResponseError(null, TroubleshootingMessage);
                         data = null;
-                        return false;
+                        return true;
                 }
             }
         }
diff --git a/sdk/appconfiguration/Azure.Data.AppConfiguration/tests/ConfigurationMockTests.cs b/sdk/appconfiguration/Azure.Data.AppConfiguration/tests/ConfigurationMockTests.cs
index 30e86abf2eba..59c01dd4ee35 100644
--- a/sdk/appconfiguration/Azure.Data.AppConfiguration/tests/ConfigurationMockTests.cs
+++ b/sdk/appconfiguration/Azure.Data.AppConfiguration/tests/ConfigurationMockTests.cs
@@ -29,6 +29,7 @@ public class ConfigurationMockTests : ClientTestBase
         private static readonly string s_credential = "b1d9b31";
         private static readonly string s_secret = "aabbccdd";
         private static readonly string s_connectionString = $"Endpoint={s_endpoint};Id={s_credential};Secret={s_secret}";
+        private static readonly string s_troubleshootingLink = "https://aka.ms/azsdk/net/appconfiguration/troubleshoot";
         private static readonly string s_version = new ConfigurationClientOptions().Version;
 
         private static readonly ConfigurationSetting s_testSetting = new ConfigurationSetting("test_key", "test_value")
@@ -108,6 +109,27 @@ public void GetNotFound()
             Assert.AreEqual(404, exception.Status);
         }
 
+        // This test validates that the client throws an exception with the expected error message when it receives a
+        // non-success status code from the service.
+        [TestCase((int)HttpStatusCode.Unauthorized)]
+        [TestCase(403)]
+        [TestCase((int)HttpStatusCode.NotFound)]
+        public void GetUnsucessfulResponse(int statusCode)
+        {
+            var response = new MockResponse(statusCode);
+            var mockTransport = new MockTransport(response);
+            ConfigurationClient service = CreateTestService(mockTransport);
+
+            RequestFailedException exception = Assert.ThrowsAsync<RequestFailedException>(async () =>
+            {
+                await service.GetConfigurationSettingAsync(key: s_testSetting.Key);
+            });
+
+            Assert.AreEqual(statusCode, exception.Status);
+
+            Assert.True(exception?.Message.Contains(s_troubleshootingLink));
+        }
+
         [Test]
         public async Task GetIfChangedModified()
         {