diff --git a/client/src/app/add-new-torrent/add-new-torrent.component.ts b/client/src/app/add-new-torrent/add-new-torrent.component.ts
index fb71bc2..f83dc25 100644
--- a/client/src/app/add-new-torrent/add-new-torrent.component.ts
+++ b/client/src/app/add-new-torrent/add-new-torrent.component.ts
@@ -59,25 +59,24 @@ export class AddNewTorrentComponent implements OnInit {
       }
     });
     this.settingsService.get().subscribe((settings) => {
-      const providerSetting = settings.first((m) => m.key === 'Provider:Provider');
+      const providerSetting = settings.find((m) => m.key === 'Provider:Provider');
       this.provider = providerSetting.enumValues[providerSetting.value as number];
-      this.downloadClient = settings.first((m) => m.key === 'DownloadClient:Client')?.value as number;
+      this.downloadClient = settings.find((m) => m.key === 'DownloadClient:Client')?.value as number;
 
-      this.category = settings.first((m) => m.key === 'Gui:Default:Category')?.value as string;
-      this.hostDownloadAction = this.downloadAction = settings.first((m) => m.key === 'Gui:Default:HostDownloadAction')
+      this.category = settings.find((m) => m.key === 'Gui:Default:Category')?.value as string;
+      this.hostDownloadAction = this.downloadAction = settings.find((m) => m.key === 'Gui:Default:HostDownloadAction')
         ?.value as number;
       this.downloadAction =
-        settings.first((m) => m.key === 'Gui:Default:OnlyDownloadAvailableFiles')?.value === true ? 1 : 0;
-      this.finishedAction = settings.first((m) => m.key === 'Gui:Default:FinishedAction')?.value as number;
-      this.downloadMinSize = settings.first((m) => m.key === 'Gui:Default:MinFileSize')?.value as number;
-      this.includeRegex = settings.first((m) => m.key === 'Gui:Default:IncludeRegex')?.value as string;
-      this.excludeRegex = settings.first((m) => m.key === 'Gui:Default:ExcludeRegex')?.value as string;
-      this.torrentRetryAttempts = settings.first((m) => m.key === 'Gui:Default:TorrentRetryAttempts')?.value as number;
-      this.downloadRetryAttempts = settings.first((m) => m.key === 'Gui:Default:DownloadRetryAttempts')
-        ?.value as number;
-      this.torrentDeleteOnError = settings.first((m) => m.key === 'Gui:Default:DeleteOnError')?.value as number;
-      this.torrentLifetime = settings.first((m) => m.key === 'Gui:Default:TorrentLifetime')?.value as number;
-      this.priority = settings.first((m) => m.key === 'Gui:Default:Priority')?.value as number;
+        settings.find((m) => m.key === 'Gui:Default:OnlyDownloadAvailableFiles')?.value === true ? 1 : 0;
+      this.finishedAction = settings.find((m) => m.key === 'Gui:Default:FinishedAction')?.value as number;
+      this.downloadMinSize = settings.find((m) => m.key === 'Gui:Default:MinFileSize')?.value as number;
+      this.includeRegex = settings.find((m) => m.key === 'Gui:Default:IncludeRegex')?.value as string;
+      this.excludeRegex = settings.find((m) => m.key === 'Gui:Default:ExcludeRegex')?.value as string;
+      this.torrentRetryAttempts = settings.find((m) => m.key === 'Gui:Default:TorrentRetryAttempts')?.value as number;
+      this.downloadRetryAttempts = settings.find((m) => m.key === 'Gui:Default:DownloadRetryAttempts')?.value as number;
+      this.torrentDeleteOnError = settings.find((m) => m.key === 'Gui:Default:DeleteOnError')?.value as number;
+      this.torrentLifetime = settings.find((m) => m.key === 'Gui:Default:TorrentLifetime')?.value as number;
+      this.priority = settings.find((m) => m.key === 'Gui:Default:Priority')?.value as number;
 
       this.setFinishAction();
     });
diff --git a/client/src/app/app.module.ts b/client/src/app/app.module.ts
index fb07c04..b39801f 100644
--- a/client/src/app/app.module.ts
+++ b/client/src/app/app.module.ts
@@ -1,4 +1,3 @@
-import 'curray';
 import { ClipboardModule } from '@angular/cdk/clipboard';
 import { APP_BASE_HREF } from '@angular/common';
 import { HTTP_INTERCEPTORS, provideHttpClient, withInterceptorsFromDi } from '@angular/common/http';
diff --git a/client/src/app/settings/settings.component.ts b/client/src/app/settings/settings.component.ts
index 0ef3186..17ec763 100644
--- a/client/src/app/settings/settings.component.ts
+++ b/client/src/app/settings/settings.component.ts
@@ -39,10 +39,10 @@ export class SettingsComponent implements OnInit {
 
   public reset(): void {
     this.settingsService.get().subscribe((settings) => {
-      this.tabs = settings.where((m) => m.key.indexOf(':') === -1);
+      this.tabs = settings.filter((m) => m.key.indexOf(':') === -1);
 
       for (let tab of this.tabs) {
-        tab.settings = settings.where((m) => m.key.indexOf(`${tab.key}:`) > -1);
+        tab.settings = settings.filter((m) => m.key.indexOf(`${tab.key}:`) > -1);
       }
     });
   }
@@ -50,7 +50,7 @@ export class SettingsComponent implements OnInit {
   public ok(): void {
     this.saving = true;
 
-    const settingsToSave = this.tabs.selectMany((m) => m.settings).where((m) => m.type !== 'Object');
+    const settingsToSave = this.tabs.flatMap((m) => m.settings).filter((m) => m.type !== 'Object');
 
     this.settingsService.update(settingsToSave).subscribe(
       () => {
@@ -67,8 +67,8 @@ export class SettingsComponent implements OnInit {
 
   public testDownloadPath(): void {
     const settingDownloadPath = this.tabs
-      .first((m) => m.key === 'DownloadClient')
-      .settings.first((m) => m.key === 'DownloadClient:DownloadPath').value as string;
+      .find((m) => m.key === 'DownloadClient')
+      .settings.find((m) => m.key === 'DownloadClient:DownloadPath').value as string;
 
     this.saving = true;
     this.testPathError = null;
@@ -121,11 +121,11 @@ export class SettingsComponent implements OnInit {
 
   public testAria2cConnection(): void {
     const settingAria2cUrl = this.tabs
-      .first((m) => m.key === 'DownloadClient')
-      .settings.first((m) => m.key === 'DownloadClient:Aria2cUrl').value as string;
+      .find((m) => m.key === 'DownloadClient')
+      .settings.find((m) => m.key === 'DownloadClient:Aria2cUrl').value as string;
     const settingAria2cSecret = this.tabs
-      .first((m) => m.key === 'DownloadClient')
-      .settings.first((m) => m.key === 'DownloadClient:Aria2cSecret').value as string;
+      .find((m) => m.key === 'DownloadClient')
+      .settings.find((m) => m.key === 'DownloadClient:Aria2cSecret').value as string;
 
     this.saving = true;
     this.testAria2cConnectionError = null;
diff --git a/client/src/app/torrent-status.pipe.ts b/client/src/app/torrent-status.pipe.ts
index 9d827e8..bb4aff6 100644
--- a/client/src/app/torrent-status.pipe.ts
+++ b/client/src/app/torrent-status.pipe.ts
@@ -15,25 +15,25 @@ export class TorrentStatusPipe implements PipeTransform {
     }
 
     if (torrent.downloads.length > 0) {
-      const allFinished = torrent.downloads.all((m) => m.completed != null);
+      const allFinished = torrent.downloads.every((m) => m.completed != null);
 
       if (allFinished) {
         return 'Finished';
       }
 
-      const downloading = torrent.downloads.where((m) => m.downloadStarted && !m.downloadFinished && m.bytesDone > 0);
-      const downloaded = torrent.downloads.where((m) => m.downloadFinished != null);
+      const downloading = torrent.downloads.filter((m) => m.downloadStarted && !m.downloadFinished && m.bytesDone > 0);
+      const downloaded = torrent.downloads.filter((m) => m.downloadFinished != null);
 
       if (downloading.length > 0) {
-        const bytesDone = downloading.sum((m) => m.bytesDone);
-        const bytesTotal = downloading.sum((m) => m.bytesTotal);
+        const bytesDone = downloading.reduce((sum, m) => sum + m.bytesDone, 0);
+        const bytesTotal = downloading.reduce((sum, m) => sum + m.bytesTotal, 0);
         let progress = (bytesDone / bytesTotal) * 100;
 
         if (isNaN(progress)) {
           progress = 0;
         }
 
-        let allSpeeds = downloading.sum((m) => m.speed);
+        let allSpeeds = downloading.reduce((sum, m) => sum + m.speed, 0);
 
         let speed: string | string[] = '0';
 
@@ -44,12 +44,12 @@ export class TorrentStatusPipe implements PipeTransform {
         } (${progress.toFixed(2)}% - ${speed}/s)`;
       }
 
-      const unpacking = torrent.downloads.where((m) => m.unpackingStarted && !m.unpackingFinished && m.bytesDone > 0);
-      const unpacked = torrent.downloads.where((m) => m.unpackingFinished != null);
+      const unpacking = torrent.downloads.filter((m) => m.unpackingStarted && !m.unpackingFinished && m.bytesDone > 0);
+      const unpacked = torrent.downloads.filter((m) => m.unpackingFinished != null);
 
       if (unpacking.length > 0) {
-        const bytesDone = unpacking.sum((m) => m.bytesDone);
-        const bytesTotal = unpacking.sum((m) => m.bytesTotal);
+        const bytesDone = unpacking.reduce((sum, m) => sum + m.bytesDone, 0);
+        const bytesTotal = unpacking.reduce((sum, m) => sum + m.bytesTotal, 0);
         let progress = (bytesDone / bytesTotal) * 100;
 
         if (isNaN(progress)) {
@@ -61,13 +61,13 @@ export class TorrentStatusPipe implements PipeTransform {
         )}%)`;
       }
 
-      const queuedForUnpacking = torrent.downloads.where((m) => m.unpackingQueued && !m.unpackingStarted);
+      const queuedForUnpacking = torrent.downloads.filter((m) => m.unpackingQueued && !m.unpackingStarted);
 
       if (queuedForUnpacking.length > 0) {
         return `Queued for unpacking`;
       }
 
-      const queuedForDownload = torrent.downloads.where((m) => !m.downloadStarted && !m.downloadFinished);
+      const queuedForDownload = torrent.downloads.filter((m) => !m.downloadStarted && !m.downloadFinished);
 
       if (queuedForDownload.length > 0) {
         return `Queued for downloading`;
diff --git a/client/src/app/torrent-table/torrent-table.component.html b/client/src/app/torrent-table/torrent-table.component.html
index db890fd..f5b27c6 100644
--- a/client/src/app/torrent-table/torrent-table.component.html
+++ b/client/src/app/torrent-table/torrent-table.component.html
@@ -33,7 +33,7 @@
             <input
               type="checkbox"
               (click)="toggleSelect(torrent.torrentId)"
-              [checked]="selectedTorrents.contains(torrent.torrentId)"
+              [checked]="selectedTorrents.includes(torrent.torrentId)"
             />
           </td>
           <td (click)="openTorrent(torrent.torrentId)" class="break-all">
diff --git a/client/src/app/torrent-table/torrent-table.component.ts b/client/src/app/torrent-table/torrent-table.component.ts
index 4cab1d3..6c77ab9 100644
--- a/client/src/app/torrent-table/torrent-table.component.ts
+++ b/client/src/app/torrent-table/torrent-table.component.ts
@@ -163,30 +163,40 @@ export class TorrentTableComponent implements OnInit {
   public changeSettingsModal(): void {
     this.changeSettingsError = null;
 
-    const selectedTorrents = this.torrents.where((m) => this.selectedTorrents.indexOf(m.torrentId) > -1);
+    const selectedTorrents = this.torrents.filter((m) => this.selectedTorrents.indexOf(m.torrentId) > -1);
 
-    this.updateSettingsDownloadClient =
-      selectedTorrents.distinctBy((m) => m.downloadClient).count() == 1 ? selectedTorrents[0].downloadClient : null;
-    this.updateSettingsHostDownloadAction =
-      selectedTorrents.distinctBy((m) => m.hostDownloadAction).count() == 1
-        ? selectedTorrents[0].hostDownloadAction
-        : null;
-    this.updateSettingsCategory =
-      selectedTorrents.distinctBy((m) => m.category).count() == 1 ? selectedTorrents[0].category : null;
-    this.updateSettingsPriority =
-      selectedTorrents.distinctBy((m) => m.priority).count() == 1 ? selectedTorrents[0].priority : null;
-    this.updateSettingsDownloadRetryAttempts =
-      selectedTorrents.distinctBy((m) => m.downloadRetryAttempts).count() == 1
-        ? selectedTorrents[0].downloadRetryAttempts
-        : null;
-    this.updateSettingsTorrentRetryAttempts =
-      selectedTorrents.distinctBy((m) => m.torrentRetryAttempts).count() == 1
-        ? selectedTorrents[0].torrentRetryAttempts
-        : null;
-    this.updateSettingsDeleteOnError =
-      selectedTorrents.distinctBy((m) => m.deleteOnError).count() == 1 ? selectedTorrents[0].deleteOnError : null;
-    this.updateSettingsTorrentLifetime =
-      selectedTorrents.distinctBy((m) => m.lifetime).count() == 1 ? selectedTorrents[0].lifetime : null;
+    this.updateSettingsDownloadClient = selectedTorrents.every(
+      (m, _, arr) => m.downloadClient === arr[0].downloadClient,
+    )
+      ? selectedTorrents[0].downloadClient
+      : null;
+    this.updateSettingsHostDownloadAction = selectedTorrents.every(
+      (m, _, arr) => m.hostDownloadAction === arr[0].hostDownloadAction,
+    )
+      ? selectedTorrents[0].hostDownloadAction
+      : null;
+    this.updateSettingsCategory = selectedTorrents.every((m, _, arr) => m.category === arr[0].category)
+      ? selectedTorrents[0].category
+      : null;
+    this.updateSettingsPriority = selectedTorrents.every((m, _, arr) => m.priority === arr[0].priority)
+      ? selectedTorrents[0].priority
+      : null;
+    this.updateSettingsDownloadRetryAttempts = selectedTorrents.every(
+      (m, _, arr) => m.downloadRetryAttempts === arr[0].downloadRetryAttempts,
+    )
+      ? selectedTorrents[0].downloadRetryAttempts
+      : null;
+    this.updateSettingsTorrentRetryAttempts = selectedTorrents.every(
+      (m, _, arr) => m.torrentRetryAttempts === arr[0].torrentRetryAttempts,
+    )
+      ? selectedTorrents[0].torrentRetryAttempts
+      : null;
+    this.updateSettingsDeleteOnError = selectedTorrents.every((m, _, arr) => m.deleteOnError === arr[0].deleteOnError)
+      ? selectedTorrents[0].deleteOnError
+      : null;
+    this.updateSettingsTorrentLifetime = selectedTorrents.every((m, _, arr) => m.lifetime === arr[0].lifetime)
+      ? selectedTorrents[0].lifetime
+      : null;
 
     this.isChangeSettingsModalActive = true;
   }
@@ -200,7 +210,7 @@ export class TorrentTableComponent implements OnInit {
 
     let calls: Observable<void>[] = [];
 
-    const selectedTorrents = this.torrents.where((m) => this.selectedTorrents.indexOf(m.torrentId) > -1);
+    const selectedTorrents = this.torrents.filter((m) => this.selectedTorrents.indexOf(m.torrentId) > -1);
 
     selectedTorrents.forEach((torrent) => {
       if (this.updateSettingsDownloadClient != null) {
diff --git a/client/src/app/torrent/torrent.component.ts b/client/src/app/torrent/torrent.component.ts
index 2f8f93c..4217154 100644
--- a/client/src/app/torrent/torrent.component.ts
+++ b/client/src/app/torrent/torrent.component.ts
@@ -75,7 +75,7 @@ export class TorrentComponent implements OnInit {
   }
 
   public update(torrents: Torrent[]): void {
-    const updatedTorrent = torrents.firstOrDefault((m) => m.torrentId === this.torrent.torrentId);
+    const updatedTorrent = torrents.find((m) => m.torrentId === this.torrent.torrentId);
 
     if (updatedTorrent == null) {
       return;