diff --git a/Emby.Server.Implementations/LiveTv/LiveTvManager.cs b/Emby.Server.Implementations/LiveTv/LiveTvManager.cs
index 9c7d624ee..5b9c5761e 100644
--- a/Emby.Server.Implementations/LiveTv/LiveTvManager.cs
+++ b/Emby.Server.Implementations/LiveTv/LiveTvManager.cs
@@ -1429,7 +1429,7 @@ namespace Emby.Server.Implementations.LiveTv
             return result;
         }
 
-        public Task AddInfoToProgramDto(IReadOnlyCollection<(BaseItem, BaseItemDto)> tuples, ItemFields[] fields, User user = null)
+        public Task AddInfoToProgramDto(IReadOnlyCollection<(BaseItem, BaseItemDto)> tuples, IReadOnlyList<ItemFields> fields, User user = null)
         {
             var programTuples = new List<Tuple<BaseItemDto, string, string>>();
             var hasChannelImage = fields.Contains(ItemFields.ChannelImage);
diff --git a/Jellyfin.Api/Extensions/DtoExtensions.cs b/Jellyfin.Api/Extensions/DtoExtensions.cs
index 6dee9db38..f2abd515d 100644
--- a/Jellyfin.Api/Extensions/DtoExtensions.cs
+++ b/Jellyfin.Api/Extensions/DtoExtensions.cs
@@ -1,6 +1,8 @@
 using System;
+using System.Collections.Generic;
 using System.Linq;
 using Jellyfin.Api.Helpers;
+using MediaBrowser.Common.Extensions;
 using MediaBrowser.Controller.Dto;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.Querying;
@@ -43,7 +45,7 @@ namespace Jellyfin.Api.Extensions
                     client.IndexOf("media center", StringComparison.OrdinalIgnoreCase) != -1 ||
                     client.IndexOf("classic", StringComparison.OrdinalIgnoreCase) != -1)
                 {
-                    int oldLen = dtoOptions.Fields.Length;
+                    int oldLen = dtoOptions.Fields.Count;
                     var arr = new ItemFields[oldLen + 1];
                     dtoOptions.Fields.CopyTo(arr, 0);
                     arr[oldLen] = ItemFields.RecursiveItemCount;
@@ -61,7 +63,7 @@ namespace Jellyfin.Api.Extensions
                     client.IndexOf("samsung", StringComparison.OrdinalIgnoreCase) != -1 ||
                     client.IndexOf("androidtv", StringComparison.OrdinalIgnoreCase) != -1)
                 {
-                    int oldLen = dtoOptions.Fields.Length;
+                    int oldLen = dtoOptions.Fields.Count;
                     var arr = new ItemFields[oldLen + 1];
                     dtoOptions.Fields.CopyTo(arr, 0);
                     arr[oldLen] = ItemFields.ChildCount;
@@ -90,7 +92,7 @@ namespace Jellyfin.Api.Extensions
             bool? enableImages,
             bool? enableUserData,
             int? imageTypeLimit,
-            ImageType[] enableImageTypes)
+            IReadOnlyList<ImageType> enableImageTypes)
         {
             dtoOptions.EnableImages = enableImages ?? true;
 
@@ -104,7 +106,7 @@ namespace Jellyfin.Api.Extensions
                 dtoOptions.EnableUserData = enableUserData.Value;
             }
 
-            if (enableImageTypes.Length != 0)
+            if (enableImageTypes.Count != 0)
             {
                 dtoOptions.ImageTypes = enableImageTypes;
             }
diff --git a/Jellyfin.Api/Models/LibraryDtos/LibraryOptionsResultDto.cs b/Jellyfin.Api/Models/LibraryDtos/LibraryOptionsResultDto.cs
index 33eda33cb..7de44aa65 100644
--- a/Jellyfin.Api/Models/LibraryDtos/LibraryOptionsResultDto.cs
+++ b/Jellyfin.Api/Models/LibraryDtos/LibraryOptionsResultDto.cs
@@ -1,4 +1,5 @@
-using System.Diagnostics.CodeAnalysis;
+using System;
+using System.Collections.Generic;
 
 namespace Jellyfin.Api.Models.LibraryDtos
 {
@@ -10,25 +11,21 @@ namespace Jellyfin.Api.Models.LibraryDtos
         /// <summary>
         /// Gets or sets the metadata savers.
         /// </summary>
-        [SuppressMessage("Microsoft.Performance", "CA1819:ReturnArrays", MessageId = "MetadataSavers", Justification = "Imported from ServiceStack")]
-        public LibraryOptionInfoDto[] MetadataSavers { get; set; } = null!;
+        public IReadOnlyList<LibraryOptionInfoDto> MetadataSavers { get; set; } = Array.Empty<LibraryOptionInfoDto>();
 
         /// <summary>
         /// Gets or sets the metadata readers.
         /// </summary>
-        [SuppressMessage("Microsoft.Performance", "CA1819:ReturnArrays", MessageId = "MetadataReaders", Justification = "Imported from ServiceStack")]
-        public LibraryOptionInfoDto[] MetadataReaders { get; set; } = null!;
+        public IReadOnlyList<LibraryOptionInfoDto> MetadataReaders { get; set; } = Array.Empty<LibraryOptionInfoDto>();
 
         /// <summary>
         /// Gets or sets the subtitle fetchers.
         /// </summary>
-        [SuppressMessage("Microsoft.Performance", "CA1819:ReturnArrays", MessageId = "SubtitleFetchers", Justification = "Imported from ServiceStack")]
-        public LibraryOptionInfoDto[] SubtitleFetchers { get; set; } = null!;
+        public IReadOnlyList<LibraryOptionInfoDto> SubtitleFetchers { get; set; } = Array.Empty<LibraryOptionInfoDto>();
 
         /// <summary>
         /// Gets or sets the type options.
         /// </summary>
-        [SuppressMessage("Microsoft.Performance", "CA1819:ReturnArrays", MessageId = "TypeOptions", Justification = "Imported from ServiceStack")]
-        public LibraryTypeOptionsDto[] TypeOptions { get; set; } = null!;
+        public IReadOnlyList<LibraryTypeOptionsDto> TypeOptions { get; set; } = Array.Empty<LibraryTypeOptionsDto>();
     }
 }
diff --git a/Jellyfin.Api/Models/LibraryDtos/LibraryTypeOptionsDto.cs b/Jellyfin.Api/Models/LibraryDtos/LibraryTypeOptionsDto.cs
index ad031e95e..20f45196d 100644
--- a/Jellyfin.Api/Models/LibraryDtos/LibraryTypeOptionsDto.cs
+++ b/Jellyfin.Api/Models/LibraryDtos/LibraryTypeOptionsDto.cs
@@ -1,4 +1,5 @@
-using System.Diagnostics.CodeAnalysis;
+using System;
+using System.Collections.Generic;
 using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Entities;
 
@@ -17,25 +18,21 @@ namespace Jellyfin.Api.Models.LibraryDtos
         /// <summary>
         /// Gets or sets the metadata fetchers.
         /// </summary>
-        [SuppressMessage("Microsoft.Performance", "CA1819:ReturnArrays", MessageId = "MetadataFetchers", Justification = "Imported from ServiceStack")]
-        public LibraryOptionInfoDto[] MetadataFetchers { get; set; } = null!;
+        public IReadOnlyList<LibraryOptionInfoDto> MetadataFetchers { get; set; } = Array.Empty<LibraryOptionInfoDto>();
 
         /// <summary>
         /// Gets or sets the image fetchers.
         /// </summary>
-        [SuppressMessage("Microsoft.Performance", "CA1819:ReturnArrays", MessageId = "ImageFetchers", Justification = "Imported from ServiceStack")]
-        public LibraryOptionInfoDto[] ImageFetchers { get; set; } = null!;
+        public IReadOnlyList<LibraryOptionInfoDto> ImageFetchers { get; set; } = Array.Empty<LibraryOptionInfoDto>();
 
         /// <summary>
         /// Gets or sets the supported image types.
         /// </summary>
-        [SuppressMessage("Microsoft.Performance", "CA1819:ReturnArrays", MessageId = "SupportedImageTypes", Justification = "Imported from ServiceStack")]
-        public ImageType[] SupportedImageTypes { get; set; } = null!;
+        public IReadOnlyList<ImageType> SupportedImageTypes { get; set; } = Array.Empty<ImageType>();
 
         /// <summary>
         /// Gets or sets the default image options.
         /// </summary>
-        [SuppressMessage("Microsoft.Performance", "CA1819:ReturnArrays", MessageId = "DefaultImageOptions", Justification = "Imported from ServiceStack")]
-        public ImageOption[] DefaultImageOptions { get; set; } = null!;
+        public IReadOnlyList<ImageOption> DefaultImageOptions { get; set; } = Array.Empty<ImageOption>();
     }
 }
diff --git a/Jellyfin.Api/Models/LiveTvDtos/ChannelMappingOptionsDto.cs b/Jellyfin.Api/Models/LiveTvDtos/ChannelMappingOptionsDto.cs
index 970d8acdb..f43822da7 100644
--- a/Jellyfin.Api/Models/LiveTvDtos/ChannelMappingOptionsDto.cs
+++ b/Jellyfin.Api/Models/LiveTvDtos/ChannelMappingOptionsDto.cs
@@ -1,4 +1,5 @@
-using System.Collections.Generic;
+using System;
+using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;
 using MediaBrowser.Controller.LiveTv;
 using MediaBrowser.Model.Dto;
@@ -25,8 +26,7 @@ namespace Jellyfin.Api.Models.LiveTvDtos
         /// <summary>
         /// Gets or sets list of mappings.
         /// </summary>
-        [SuppressMessage("Microsoft.Performance", "CA1819:DontReturnArrays", MessageId = "Mappings", Justification = "Imported from ServiceStack")]
-        public NameValuePair[] Mappings { get; set; } = null!;
+        public IReadOnlyList<NameValuePair> Mappings { get; set; } = Array.Empty<NameValuePair>();
 
         /// <summary>
         /// Gets or sets provider name.
diff --git a/Jellyfin.Api/Models/LiveTvDtos/GetProgramsDto.cs b/Jellyfin.Api/Models/LiveTvDtos/GetProgramsDto.cs
index aa9865192..5ca4408d1 100644
--- a/Jellyfin.Api/Models/LiveTvDtos/GetProgramsDto.cs
+++ b/Jellyfin.Api/Models/LiveTvDtos/GetProgramsDto.cs
@@ -1,4 +1,5 @@
 using System;
+using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;
 using System.Text.Json.Serialization;
 using MediaBrowser.Common.Json.Converters;
@@ -143,8 +144,7 @@ namespace Jellyfin.Api.Models.LiveTvDtos
         /// Optional.
         /// </summary>
         [JsonConverter(typeof(JsonCommaDelimitedArrayConverterFactory))]
-        [SuppressMessage("Microsoft.Performance", "CA1819:ReturnArrays", MessageId = "EnableImageTypes", Justification = "Imported from ServiceStack")]
-        public ImageType[] EnableImageTypes { get; set; } = Array.Empty<ImageType>();
+        public IReadOnlyList<ImageType> EnableImageTypes { get; set; } = Array.Empty<ImageType>();
 
         /// <summary>
         /// Gets or sets include user data.
@@ -169,7 +169,6 @@ namespace Jellyfin.Api.Models.LiveTvDtos
         /// Optional.
         /// </summary>
         [JsonConverter(typeof(JsonCommaDelimitedArrayConverterFactory))]
-        [SuppressMessage("Microsoft.Performance", "CA1819:ReturnArrays", MessageId = "Fields", Justification = "Imported from ServiceStack")]
-        public ItemFields[] Fields { get; set; } = Array.Empty<ItemFields>();
+        public IReadOnlyList<ItemFields> Fields { get; set; } = Array.Empty<ItemFields>();
     }
 }
diff --git a/Jellyfin.Api/Models/MediaInfoDtos/OpenLiveStreamDto.cs b/Jellyfin.Api/Models/MediaInfoDtos/OpenLiveStreamDto.cs
index f797a3807..b0b3de855 100644
--- a/Jellyfin.Api/Models/MediaInfoDtos/OpenLiveStreamDto.cs
+++ b/Jellyfin.Api/Models/MediaInfoDtos/OpenLiveStreamDto.cs
@@ -1,4 +1,5 @@
-using System.Diagnostics.CodeAnalysis;
+using System;
+using System.Collections.Generic;
 using MediaBrowser.Model.Dlna;
 using MediaBrowser.Model.MediaInfo;
 
@@ -17,8 +18,6 @@ namespace Jellyfin.Api.Models.MediaInfoDtos
         /// <summary>
         /// Gets or sets the device play protocols.
         /// </summary>
-        [SuppressMessage("Microsoft.Performance", "CA1819:DontReturnArrays", MessageId = "DevicePlayProtocols", Justification = "Imported from ServiceStack")]
-        [SuppressMessage("Microsoft.Performance", "SA1011:ClosingBracketsSpace", MessageId = "DevicePlayProtocols", Justification = "Imported from ServiceStack")]
-        public MediaProtocol[]? DirectPlayProtocols { get; set; }
+        public IReadOnlyList<MediaProtocol> DirectPlayProtocols { get; set; } = Array.Empty<MediaProtocol>();
     }
 }
diff --git a/MediaBrowser.Controller/Dto/DtoOptions.cs b/MediaBrowser.Controller/Dto/DtoOptions.cs
index 76f20ace2..356783750 100644
--- a/MediaBrowser.Controller/Dto/DtoOptions.cs
+++ b/MediaBrowser.Controller/Dto/DtoOptions.cs
@@ -1,6 +1,7 @@
 #pragma warning disable CS1591
 
 using System;
+using System.Collections.Generic;
 using System.Linq;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.Querying;
@@ -15,9 +16,9 @@ namespace MediaBrowser.Controller.Dto
             ItemFields.RefreshState
         };
 
-        public ItemFields[] Fields { get; set; }
+        public IReadOnlyList<ItemFields> Fields { get; set; }
 
-        public ImageType[] ImageTypes { get; set; }
+        public IReadOnlyList<ImageType> ImageTypes { get; set; }
 
         public int ImageTypeLimit { get; set; }
 
diff --git a/MediaBrowser.Controller/LiveTv/ILiveTvManager.cs b/MediaBrowser.Controller/LiveTv/ILiveTvManager.cs
index 6c365caa4..54495c1c4 100644
--- a/MediaBrowser.Controller/LiveTv/ILiveTvManager.cs
+++ b/MediaBrowser.Controller/LiveTv/ILiveTvManager.cs
@@ -225,7 +225,7 @@ namespace MediaBrowser.Controller.LiveTv
         /// <param name="fields">The fields.</param>
         /// <param name="user">The user.</param>
         /// <returns>Task.</returns>
-        Task AddInfoToProgramDto(IReadOnlyCollection<(BaseItem, BaseItemDto)> programs, ItemFields[] fields, User user = null);
+        Task AddInfoToProgramDto(IReadOnlyCollection<(BaseItem, BaseItemDto)> programs, IReadOnlyList<ItemFields> fields, User user = null);
 
         /// <summary>
         /// Saves the tuner host.
diff --git a/MediaBrowser.Model/MediaInfo/LiveStreamRequest.cs b/MediaBrowser.Model/MediaInfo/LiveStreamRequest.cs
index a8ea405e2..36a240706 100644
--- a/MediaBrowser.Model/MediaInfo/LiveStreamRequest.cs
+++ b/MediaBrowser.Model/MediaInfo/LiveStreamRequest.cs
@@ -2,6 +2,7 @@
 #pragma warning disable CS1591
 
 using System;
+using System.Collections.Generic;
 using MediaBrowser.Model.Dlna;
 
 namespace MediaBrowser.Model.MediaInfo
@@ -55,6 +56,6 @@ namespace MediaBrowser.Model.MediaInfo
 
         public bool EnableDirectStream { get; set; }
 
-        public MediaProtocol[] DirectPlayProtocols { get; set; }
+        public IReadOnlyList<MediaProtocol> DirectPlayProtocols { get; set; }
     }
 }