diff --git a/src/locales/pt-PT/translation.json b/src/locales/pt-PT/translation.json
index 1a522a7e..ea32f1cc 100644
--- a/src/locales/pt-PT/translation.json
+++ b/src/locales/pt-PT/translation.json
@@ -261,7 +261,7 @@
     "new_update_available": "Versão {{version}} disponível",
     "restart_to_install_update": "Reinicia o Hydra para instalar a nova versão",
     "new_friend_request_title": "Novo pedido de amizade",
-    "new_friend_request_description": "Você recebeu um novo pedido de amizade"
+    "new_friend_request_description": "Recebeste um novo pedido de amizade"
   },
   "system_tray": {
     "open": "Abrir o Hydra",
diff --git a/src/main/events/autoupdater/restart-and-install-update.ts b/src/main/events/autoupdater/restart-and-install-update.ts
index 7875f00c..c410ea1f 100644
--- a/src/main/events/autoupdater/restart-and-install-update.ts
+++ b/src/main/events/autoupdater/restart-and-install-update.ts
@@ -4,7 +4,7 @@ import updater from "electron-updater";
 
 const { autoUpdater } = updater;
 
-export const restartAndInstallUpdate = async () => {
+export const restartAndInstallUpdate = () => {
   autoUpdater.removeAllListeners();
   if (app.isPackaged) {
     autoUpdater.quitAndInstall(false);
diff --git a/src/main/events/profile/sync-friend-requests.ts b/src/main/events/profile/sync-friend-requests.ts
index c5a37524..2d8d0d7a 100644
--- a/src/main/events/profile/sync-friend-requests.ts
+++ b/src/main/events/profile/sync-friend-requests.ts
@@ -5,24 +5,24 @@ import { UserNotLoggedInError } from "@shared";
 import type { FriendRequestSync } from "@types";
 
 interface SyncState {
-  friendsRequest: number | null;
+  friendRequestCount: number | null;
 }
 
 const syncState: SyncState = {
-  friendsRequest: null,
+  friendRequestCount: null,
 };
 
 const syncFriendRequests = async (_event: Electron.IpcMainInvokeEvent) => {
   return HydraApi.get<FriendRequestSync>(`/profile/friend-requests/sync`)
     .then((res) => {
       if (
-        syncState.friendsRequest != null &&
-        syncState.friendsRequest < res.friendRequestCount
+        syncState.friendRequestCount != null &&
+        syncState.friendRequestCount < res.friendRequestCount
       ) {
         publishNewFriendRequestNotification();
       }
 
-      syncState.friendsRequest = res.friendRequestCount;
+      syncState.friendRequestCount = res.friendRequestCount;
 
       return res;
     })
diff --git a/src/main/services/notifications/index.ts b/src/main/services/notifications/index.ts
index 761270ce..6ddb3200 100644
--- a/src/main/services/notifications/index.ts
+++ b/src/main/services/notifications/index.ts
@@ -81,14 +81,14 @@ export const publishNotificationUpdateReadyToInstall = async (
 };
 
 export const publishNewFriendRequestNotification = async () => {
-  const userPreferences = await db.get<string, UserPreferences>(
+  const userPreferences = await db.get<string, UserPreferences | null>(
     levelKeys.userPreferences,
     {
       valueEncoding: "json",
     }
   );
 
-  if (!userPreferences.friendRequestNotificationsEnabled) return;
+  if (!userPreferences?.friendRequestNotificationsEnabled) return;
 
   new Notification({
     title: t("new_friend_request_title", {
diff --git a/src/main/services/update-manager.ts b/src/main/services/update-manager.ts
index 31817ac9..b933c823 100644
--- a/src/main/services/update-manager.ts
+++ b/src/main/services/update-manager.ts
@@ -29,14 +29,14 @@ export class UpdateManager {
     }
 
     if (process.platform === "linux") {
-      const userPreferences = await db.get<string, UserPreferences>(
+      const userPreferences = await db.get<string, UserPreferences | null>(
         levelKeys.userPreferences,
         {
           valueEncoding: "json",
         }
       );
 
-      return userPreferences.enableAutoInstall === true;
+      return userPreferences?.enableAutoInstall === true;
     }
 
     return false;