diff --git a/android/fastlane/metadata/android/de-DE/changelogs/4053.txt b/android/fastlane/metadata/android/de-DE/changelogs/4053.txt
new file mode 100644
index 00000000..a89053b1
--- /dev/null
+++ b/android/fastlane/metadata/android/de-DE/changelogs/4053.txt
@@ -0,0 +1,2 @@
+- Beheben eines Problems mit mTLS
+- Kleinere Fehlerbehebungen
\ No newline at end of file
diff --git a/android/fastlane/metadata/android/en-US/changelogs/4053.txt b/android/fastlane/metadata/android/en-US/changelogs/4053.txt
new file mode 100644
index 00000000..623c6816
--- /dev/null
+++ b/android/fastlane/metadata/android/en-US/changelogs/4053.txt
@@ -0,0 +1,2 @@
+- Fix issue with mTLS
+- Some minor bug fixes
\ No newline at end of file
diff --git a/lib/core/factory/paperless_api_factory.dart b/lib/core/factory/paperless_api_factory.dart
index e239fffd..01f54529 100644
--- a/lib/core/factory/paperless_api_factory.dart
+++ b/lib/core/factory/paperless_api_factory.dart
@@ -2,13 +2,29 @@ import 'package:dio/dio.dart';
 import 'package:paperless_api/paperless_api.dart';
 
 abstract class PaperlessApiFactory {
-  PaperlessDocumentsApi createDocumentsApi(Dio dio, {required int apiVersion});
-  PaperlessSavedViewsApi createSavedViewsApi(Dio dio,
-      {required int apiVersion});
-  PaperlessLabelsApi createLabelsApi(Dio dio, {required int apiVersion});
-  PaperlessServerStatsApi createServerStatsApi(Dio dio,
-      {required int apiVersion});
-  PaperlessTasksApi createTasksApi(Dio dio, {required int apiVersion});
+  PaperlessDocumentsApi createDocumentsApi(
+    Dio dio, {
+    required int apiVersion,
+  });
+  PaperlessSavedViewsApi createSavedViewsApi(
+    Dio dio, {
+    required int apiVersion,
+  });
+  PaperlessLabelsApi createLabelsApi(
+    Dio dio, {
+    required int apiVersion,
+  });
+  PaperlessServerStatsApi createServerStatsApi(
+    Dio dio, {
+    required int apiVersion,
+  });
+  PaperlessTasksApi createTasksApi(
+    Dio dio, {
+    required int apiVersion,
+  });
   PaperlessAuthenticationApi createAuthenticationApi(Dio dio);
-  PaperlessUserApi createUserApi(Dio dio, {required int apiVersion});
+  PaperlessUserApi createUserApi(
+    Dio dio, {
+    required int apiVersion,
+  });
 }
diff --git a/lib/features/changelogs/view/changelog_dialog.dart b/lib/features/changelogs/view/changelog_dialog.dart
index 202d271a..e2cfec0f 100644
--- a/lib/features/changelogs/view/changelog_dialog.dart
+++ b/lib/features/changelogs/view/changelog_dialog.dart
@@ -63,6 +63,7 @@ class ChangelogDialog extends StatelessWidget {
 }
 
 const _versionNumbers = {
+  "4053": "3.2.1",
   "4043": "3.2.0",
   "4033": "3.1.8",
   "4023": "3.1.7",
diff --git a/lib/features/login/model/client_certificate.dart b/lib/features/login/model/client_certificate.dart
index 3dd39b80..e171809d 100644
--- a/lib/features/login/model/client_certificate.dart
+++ b/lib/features/login/model/client_certificate.dart
@@ -8,13 +8,27 @@ part 'client_certificate.g.dart';
 @HiveType(typeId: HiveTypeIds.clientCertificate)
 class ClientCertificate {
   @HiveField(0)
-  Uint8List bytes;
+  final Uint8List bytes;
+  @HiveField(2, defaultValue: "cert.pfx")
+  final String filename;
   @HiveField(1)
-  String? passphrase;
-
+  final String? passphrase;
 
   ClientCertificate({
     required this.bytes,
+    required this.filename,
     this.passphrase,
   });
+
+  ClientCertificate copyWith({
+    Uint8List? bytes,
+    String? filename,
+    String? passphrase,
+  }) {
+    return ClientCertificate(
+      bytes: bytes ?? this.bytes,
+      filename: filename ?? this.filename,
+      passphrase: passphrase ?? this.passphrase,
+    );
+  }
 }
diff --git a/lib/features/login/model/client_certificate_form_model.dart b/lib/features/login/model/client_certificate_form_model.dart
deleted file mode 100644
index b168d151..00000000
--- a/lib/features/login/model/client_certificate_form_model.dart
+++ /dev/null
@@ -1,25 +0,0 @@
-import 'dart:typed_data';
-
-class ClientCertificateFormModel {
-  static const bytesKey = 'bytes';
-  static const passphraseKey = 'passphrase';
-
-  final Uint8List bytes;
-  final String? passphrase;
-
-  ClientCertificateFormModel({
-    required this.bytes,
-    this.passphrase,
-  });
-
-  ClientCertificateFormModel copyWith({
-    Uint8List? bytes,
-    String? passphrase,
-    String? filePath,
-  }) {
-    return ClientCertificateFormModel(
-      bytes: bytes ?? this.bytes,
-      passphrase: passphrase ?? this.passphrase,
-    );
-  }
-}
diff --git a/lib/features/login/view/add_account_page.dart b/lib/features/login/view/add_account_page.dart
index 7bb82c66..04296cdf 100644
--- a/lib/features/login/view/add_account_page.dart
+++ b/lib/features/login/view/add_account_page.dart
@@ -12,7 +12,6 @@ import 'package:paperless_mobile/core/model/info_message_exception.dart';
 import 'package:paperless_mobile/core/service/connectivity_status_service.dart';
 import 'package:paperless_mobile/core/extensions/flutter_extensions.dart';
 import 'package:paperless_mobile/features/login/model/client_certificate.dart';
-import 'package:paperless_mobile/features/login/model/client_certificate_form_model.dart';
 import 'package:paperless_mobile/features/login/model/login_form_credentials.dart';
 import 'package:paperless_mobile/features/login/model/reachability_status.dart';
 import 'package:paperless_mobile/features/login/view/widgets/form_fields/client_certificate_form_field.dart';
@@ -230,75 +229,14 @@ class _AddAccountPageState extends State<AddAccountPage> {
         ),
       ),
     );
-    return Scaffold(
-      appBar: AppBar(
-        title: Text(widget.titleText),
-      ),
-      bottomNavigationBar: BottomAppBar(
-        child: Row(
-          mainAxisAlignment: widget.bottomLeftButton != null
-              ? MainAxisAlignment.spaceBetween
-              : MainAxisAlignment.end,
-          children: [
-            if (widget.bottomLeftButton != null) widget.bottomLeftButton!,
-            FilledButton(
-              child: Text(S.of(context)!.loginPageSignInTitle),
-              onPressed: _reachabilityStatus == ReachabilityStatus.reachable &&
-                      !_isFormSubmitted
-                  ? _onSubmit
-                  : null,
-            ),
-          ],
-        ),
-      ),
-      resizeToAvoidBottomInset: true,
-      body: AutofillGroup(
-        child: FormBuilder(
-          key: _formKey,
-          child: ListView(
-            children: [
-              ServerAddressFormField(
-                initialValue: widget.initialServerUrl,
-                onChanged: (address) {
-                  _updateReachability(address);
-                },
-              ).padded(),
-              ClientCertificateFormField(
-                initialBytes: widget.initialClientCertificate?.bytes,
-                initialPassphrase: widget.initialClientCertificate?.passphrase,
-                onChanged: (_) => _updateReachability(),
-              ).padded(),
-              _buildStatusIndicator(),
-              if (_reachabilityStatus == ReachabilityStatus.reachable) ...[
-                UserCredentialsFormField(
-                  formKey: _formKey,
-                  initialUsername: widget.initialUsername,
-                  initialPassword: widget.initialPassword,
-                  onFieldsSubmitted: _onSubmit,
-                ),
-                Text(
-                  S.of(context)!.loginRequiredPermissionsHint,
-                  style: Theme.of(context).textTheme.bodySmall?.apply(
-                        color: Theme.of(context)
-                            .colorScheme
-                            .onBackground
-                            .withOpacity(0.6),
-                      ),
-                ).padded(16),
-              ],
-            ],
-          ),
-        ),
-      ),
-    );
   }
 
   Future<ReachabilityStatus> _updateReachability([String? address]) async {
     setState(() {
       _isCheckingConnection = true;
     });
-    final certForm =
-        _formKey.currentState?.getRawValue<ClientCertificateFormModel>(
+    final selectedCertificate =
+        _formKey.currentState?.getRawValue<ClientCertificate>(
       ClientCertificateFormField.fkClientCertificate,
     );
     final status = await context
@@ -307,12 +245,7 @@ class _AddAccountPageState extends State<AddAccountPage> {
           address ??
               _formKey.currentState!
                   .getRawValue(ServerAddressFormField.fkServerAddress),
-          certForm != null
-              ? ClientCertificate(
-                  bytes: certForm.bytes,
-                  passphrase: certForm.passphrase,
-                )
-              : null,
+          selectedCertificate,
         );
     setState(() {
       _isCheckingConnection = false;
@@ -383,16 +316,10 @@ class _AddAccountPageState extends State<AddAccountPage> {
     });
     if (_formKey.currentState?.saveAndValidate() ?? false) {
       final form = _formKey.currentState!.value;
-      ClientCertificate? clientCert;
       final clientCertFormModel =
           form[ClientCertificateFormField.fkClientCertificate]
-              as ClientCertificateFormModel?;
-      if (clientCertFormModel != null) {
-        clientCert = ClientCertificate(
-          bytes: clientCertFormModel.bytes,
-          passphrase: clientCertFormModel.passphrase,
-        );
-      }
+              as ClientCertificate?;
+
       final credentials =
           form[UserCredentialsFormField.fkCredentials] as LoginFormCredentials;
       try {
@@ -401,7 +328,7 @@ class _AddAccountPageState extends State<AddAccountPage> {
           credentials.username!,
           credentials.password!,
           form[ServerAddressFormField.fkServerAddress],
-          clientCert,
+          clientCertFormModel,
         );
       } on PaperlessApiException catch (error) {
         showErrorMessage(context, error);
diff --git a/lib/features/login/view/widgets/form_fields/client_certificate_form_field.dart b/lib/features/login/view/widgets/form_fields/client_certificate_form_field.dart
index 10874899..c56ddfe2 100644
--- a/lib/features/login/view/widgets/form_fields/client_certificate_form_field.dart
+++ b/lib/features/login/view/widgets/form_fields/client_certificate_form_field.dart
@@ -5,7 +5,7 @@ import 'package:file_picker/file_picker.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_form_builder/flutter_form_builder.dart';
 import 'package:paperless_mobile/core/extensions/flutter_extensions.dart';
-import 'package:paperless_mobile/features/login/model/client_certificate_form_model.dart';
+import 'package:paperless_mobile/features/login/model/client_certificate.dart';
 import 'package:paperless_mobile/generated/l10n/app_localizations.dart';
 import 'package:paperless_mobile/helpers/message_helpers.dart';
 import 'package:path/path.dart' as p;
@@ -15,14 +15,16 @@ class ClientCertificateFormField extends StatefulWidget {
   static const fkClientCertificate = 'clientCertificate';
 
   final String? initialPassphrase;
+  final String? initialFilename;
   final Uint8List? initialBytes;
 
-  final ValueChanged<ClientCertificateFormModel?>? onChanged;
+  final ValueChanged<ClientCertificate?>? onChanged;
   const ClientCertificateFormField({
     super.key,
     this.onChanged,
     this.initialPassphrase,
     this.initialBytes,
+    this.initialFilename,
   });
 
   @override
@@ -32,23 +34,23 @@ class ClientCertificateFormField extends StatefulWidget {
 
 class _ClientCertificateFormFieldState extends State<ClientCertificateFormField>
     with AutomaticKeepAliveClientMixin {
-  File? _selectedFile;
   @override
   Widget build(BuildContext context) {
     super.build(context);
-    return FormBuilderField<ClientCertificateFormModel?>(
+    return FormBuilderField<ClientCertificate?>(
       key: const ValueKey('login-client-cert'),
       name: ClientCertificateFormField.fkClientCertificate,
       onChanged: widget.onChanged,
       initialValue: widget.initialBytes != null
-          ? ClientCertificateFormModel(
+          ? ClientCertificate(
               bytes: widget.initialBytes!,
+              filename: widget.initialFilename!,
               passphrase: widget.initialPassphrase,
             )
           : null,
       builder: (field) {
         final theme =
-            Theme.of(context).copyWith(dividerColor: Colors.transparent); //new
+            Theme.of(context).copyWith(dividerColor: Colors.transparent);
         return Theme(
           data: theme,
           child: ExpansionTile(
@@ -74,11 +76,10 @@ class _ClientCertificateFormFieldState extends State<ClientCertificateFormField>
                             _buildSelectedFileText(field).paddedOnly(left: 8),
                           ],
                         ),
-                        if (_selectedFile != null)
+                        if (field.value?.filename != null)
                           IconButton(
                             icon: const Icon(Icons.close),
                             onPressed: () => setState(() {
-                              _selectedFile = null;
                               field.didChange(null);
                             }),
                           )
@@ -103,7 +104,7 @@ class _ClientCertificateFormFieldState extends State<ClientCertificateFormField>
                     //         : null,
                     //   ),
                     // ),
-                    if (_selectedFile != null) ...[
+                    if (field.value?.filename != null) ...[
                       ObscuredInputTextFormField(
                         key: const ValueKey('login-client-cert-passphrase'),
                         initialValue: field.value?.passphrase,
@@ -124,7 +125,7 @@ class _ClientCertificateFormFieldState extends State<ClientCertificateFormField>
   }
 
   Future<void> _onSelectFile(
-    FormFieldState<ClientCertificateFormModel?> field,
+    FormFieldState<ClientCertificate?> field,
   ) async {
     final result = await FilePicker.platform.pickFiles(
       allowMultiple: false,
@@ -137,21 +138,18 @@ class _ClientCertificateFormFieldState extends State<ClientCertificateFormField>
       showSnackBar(context, S.of(context)!.invalidCertificateFormat);
       return;
     }
-    File file = File(result.files.single.path!);
-    setState(() {
-      _selectedFile = file;
-    });
+    File file = File(path);
     final bytes = await file.readAsBytes();
 
-    final changedValue = field.value?.copyWith(bytes: bytes) ??
-        ClientCertificateFormModel(bytes: bytes);
+    final changedValue = ClientCertificate(
+      bytes: bytes,
+      filename: p.basename(path),
+    );
     field.didChange(changedValue);
   }
 
-  Widget _buildSelectedFileText(
-      FormFieldState<ClientCertificateFormModel?> field) {
+  Widget _buildSelectedFileText(FormFieldState<ClientCertificate?> field) {
     if (field.value == null) {
-      assert(_selectedFile == null);
       return Text(
         S.of(context)!.selectFile,
         style: Theme.of(context).textTheme.labelMedium?.apply(
@@ -159,9 +157,8 @@ class _ClientCertificateFormFieldState extends State<ClientCertificateFormField>
             ),
       );
     } else {
-      assert(_selectedFile != null);
       return Text(
-        _selectedFile!.path.split("/").last,
+        p.basename(field.value!.filename),
         style: const TextStyle(
           overflow: TextOverflow.ellipsis,
         ),
diff --git a/packages/paperless_api/lib/src/models/custom_field_model.dart b/packages/paperless_api/lib/src/models/custom_field_model.dart
index c49b48b9..f1e86ce6 100644
--- a/packages/paperless_api/lib/src/models/custom_field_model.dart
+++ b/packages/paperless_api/lib/src/models/custom_field_model.dart
@@ -7,7 +7,7 @@ part 'custom_field_model.g.dart';
 @JsonSerializable()
 class CustomFieldModel with EquatableMixin {
   final int? id;
-  final String name;
+  final String? name;
   final CustomFieldDataType dataType;
 
   CustomFieldModel({
@@ -24,3 +24,18 @@ class CustomFieldModel with EquatableMixin {
 
   Map<String, dynamic> toJson() => _$CustomFieldModelToJson(this);
 }
+
+/// An instance of the [CustomFieldModel].
+@JsonSerializable()
+class CustomFieldInstance {
+  final int? id;
+  final dynamic value;
+
+  const CustomFieldInstance({
+    this.id,
+    this.value,
+  });
+
+  factory CustomFieldInstance.fromJson(Map<String, dynamic> json) =>
+      _$CustomFieldInstanceFromJson(json);
+}
diff --git a/packages/paperless_api/lib/src/models/document_model.dart b/packages/paperless_api/lib/src/models/document_model.dart
index 38df5206..08756371 100644
--- a/packages/paperless_api/lib/src/models/document_model.dart
+++ b/packages/paperless_api/lib/src/models/document_model.dart
@@ -52,7 +52,7 @@ class DocumentModel extends Equatable {
 
   /// Only present if full_perms=true
   final Permissions? permissions;
-  final Iterable<CustomFieldModel> customFields;
+  final Iterable<CustomFieldInstance> customFields;
 
   const DocumentModel({
     required this.id,
@@ -98,7 +98,7 @@ class DocumentModel extends Equatable {
     bool? userCanChange,
     Iterable<NoteModel>? notes,
     Permissions? permissions,
-    Iterable<CustomFieldModel>? customFields,
+    Iterable<CustomFieldInstance>? customFields,
   }) {
     return DocumentModel(
       id: id,
diff --git a/pubspec.yaml b/pubspec.yaml
index 7e99e5fa..0e9f95a5 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -15,7 +15,7 @@ publish_to: "none" # Remove this line if you wish to publish to pub.dev
 # In iOS, build-name is used as CFBundleShortVersionString while build-number used as CFBundleVersion.
 # Read more about iOS versioning at
 # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
-version: 3.2.0+404
+version: 3.2.1+405
 
 environment:
   sdk: ">=3.1.0 <4.0.0"