diff --git a/proto b/proto
index 7a23620f..6f11c99c 160000
--- a/proto
+++ b/proto
@@ -1 +1 @@
-Subproject commit 7a23620f930f6fbb84c0abcaab5149a34ab4b4eb
+Subproject commit 6f11c99c572420a282ba5149b6866e39b8a4569c
diff --git a/src/locales/en/translation.json b/src/locales/en/translation.json
index 9be4ff26..85a44236 100755
--- a/src/locales/en/translation.json
+++ b/src/locales/en/translation.json
@@ -420,7 +420,9 @@
     "delete_archive_title": "Would you like to delete {{fileName}}?",
     "delete_archive_description": "The file has been successfully extracted and it's no longer needed.",
     "yes": "Yes",
-    "no": "No"
+    "no": "No",
+    "network": "NETWORK",
+    "peak": "PEAK"
   },
   "settings": {
     "downloads_path": "Downloads path",
diff --git a/src/locales/pt-BR/translation.json b/src/locales/pt-BR/translation.json
index ee0da176..719f72f7 100755
--- a/src/locales/pt-BR/translation.json
+++ b/src/locales/pt-BR/translation.json
@@ -408,7 +408,9 @@
     "delete_archive_title": "Deseja deletar {{fileName}}?",
     "delete_archive_description": "O arquivo foi extraído com sucesso e não é mais necessário.",
     "yes": "Sim",
-    "no": "Não"
+    "no": "Não",
+    "network": "REDE",
+    "peak": "PICO"
   },
   "settings": {
     "downloads_path": "Diretório dos downloads",
diff --git a/src/renderer/src/components/fullscreen-media-modal/fullscreen-media-modal.scss b/src/renderer/src/components/fullscreen-media-modal/fullscreen-media-modal.scss
new file mode 100644
index 00000000..454653b8
--- /dev/null
+++ b/src/renderer/src/components/fullscreen-media-modal/fullscreen-media-modal.scss
@@ -0,0 +1,61 @@
+@use "../../scss/globals.scss";
+
+.fullscreen-media-modal {
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  width: 100%;
+  height: 100%;
+  position: relative;
+  background-color: rgba(0, 0, 0, 0.5);
+
+  &__close-button {
+    position: absolute;
+    top: calc(globals.$spacing-unit * 4);
+    right: calc(globals.$spacing-unit * 3);
+    cursor: pointer;
+    color: globals.$body-color;
+    background-color: rgba(0, 0, 0, 0.5);
+    border-radius: 50%;
+    border: 1px solid globals.$border-color;
+    padding: globals.$spacing-unit;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    transition: all ease 0.2s;
+    z-index: 10;
+
+    &:hover {
+      background-color: rgba(0, 0, 0, 0.8);
+      transform: scale(1.1);
+    }
+  }
+
+  &__image-container {
+    max-width: 90%;
+    max-height: 90%;
+    display: flex;
+    justify-content: center;
+    align-items: center;
+  }
+
+  &__image {
+    max-width: 100%;
+    max-height: 60vh;
+    object-fit: contain;
+    border-radius: 8px;
+    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
+    animation: image-appear 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
+  }
+}
+
+@keyframes image-appear {
+  0% {
+    opacity: 0;
+    transform: scale(0.85);
+  }
+  100% {
+    opacity: 1;
+    transform: scale(1);
+  }
+}
diff --git a/src/renderer/src/components/fullscreen-media-modal/fullscreen-media-modal.tsx b/src/renderer/src/components/fullscreen-media-modal/fullscreen-media-modal.tsx
new file mode 100644
index 00000000..700bddb1
--- /dev/null
+++ b/src/renderer/src/components/fullscreen-media-modal/fullscreen-media-modal.tsx
@@ -0,0 +1,88 @@
+import { useEffect, useRef } from "react";
+import { createPortal } from "react-dom";
+import { XIcon } from "@primer/octicons-react";
+import { useTranslation } from "react-i18next";
+
+import { Backdrop } from "../backdrop/backdrop";
+import "./fullscreen-media-modal.scss";
+
+export interface FullscreenMediaModalProps {
+  visible: boolean;
+  onClose: () => void;
+  src: string | null | undefined;
+  alt?: string;
+}
+
+export function FullscreenMediaModal({
+  visible,
+  onClose,
+  src,
+  alt,
+}: FullscreenMediaModalProps) {
+  const containerRef = useRef<HTMLDivElement | null>(null);
+
+  const { t } = useTranslation("modal");
+
+  useEffect(() => {
+    if (visible) {
+      const onKeyDown = (e: KeyboardEvent) => {
+        if (e.key === "Escape") {
+          onClose();
+        }
+      };
+
+      window.addEventListener("keydown", onKeyDown);
+
+      return () => {
+        window.removeEventListener("keydown", onKeyDown);
+      };
+    }
+
+    return () => {};
+  }, [onClose, visible]);
+
+  useEffect(() => {
+    const onMouseDown = (e: MouseEvent) => {
+      if (containerRef.current) {
+        const clickedOnImage = containerRef.current.contains(e.target as Node);
+
+        if (!clickedOnImage) {
+          onClose();
+        }
+      }
+    };
+
+    if (visible) {
+      window.addEventListener("mousedown", onMouseDown);
+    }
+
+    return () => {
+      window.removeEventListener("mousedown", onMouseDown);
+    };
+  }, [onClose, visible]);
+
+  if (!visible || !src) return null;
+
+  return createPortal(
+    <Backdrop>
+      <dialog className="fullscreen-media-modal" open aria-label={alt}>
+        <button
+          type="button"
+          onClick={onClose}
+          className="fullscreen-media-modal__close-button"
+          aria-label={t("close")}
+        >
+          <XIcon size={24} />
+        </button>
+
+        <div
+          ref={containerRef}
+          className="fullscreen-media-modal__image-container"
+        >
+          <img src={src} alt={alt} className="fullscreen-media-modal__image" />
+        </div>
+      </dialog>
+    </Backdrop>,
+    document.body
+  );
+}
diff --git a/src/renderer/src/components/index.ts b/src/renderer/src/components/index.ts
index e8876fcb..8bb028bd 100644
--- a/src/renderer/src/components/index.ts
+++ b/src/renderer/src/components/index.ts
@@ -20,3 +20,4 @@ export * from "./game-context-menu/game-context-menu";
 export * from "./game-context-menu/use-game-actions";
 export * from "./star-rating/star-rating";
 export * from "./search-dropdown/search-dropdown";
+export * from "./fullscreen-media-modal/fullscreen-media-modal";
diff --git a/src/renderer/src/features/download-slice.ts b/src/renderer/src/features/download-slice.ts
index 0330cca3..f70421c0 100644
--- a/src/renderer/src/features/download-slice.ts
+++ b/src/renderer/src/features/download-slice.ts
@@ -12,6 +12,8 @@ export interface DownloadState {
   gameId: string | null;
   gamesWithDeletionInProgress: string[];
   extraction: ExtractionInfo | null;
+  peakSpeeds: Record<string, number>;
+  speedHistory: Record<string, number[]>;
 }
 
 const initialState: DownloadState = {
@@ -19,6 +21,8 @@ const initialState: DownloadState = {
   gameId: null,
   gamesWithDeletionInProgress: [],
   extraction: null,
+  peakSpeeds: {},
+  speedHistory: {},
 };
 
 export const downloadSlice = createSlice({
@@ -28,6 +32,27 @@ export const downloadSlice = createSlice({
     setLastPacket: (state, action: PayloadAction<DownloadProgress | null>) => {
       state.lastPacket = action.payload;
       if (!state.gameId && action.payload) state.gameId = action.payload.gameId;
+
+      // Track peak speed and speed history atomically when packet arrives
+      if (action.payload?.gameId && action.payload.downloadSpeed != null) {
+        const { gameId, downloadSpeed } = action.payload;
+
+        // Update peak speed if this is higher
+        const currentPeak = state.peakSpeeds[gameId] || 0;
+        if (downloadSpeed > currentPeak) {
+          state.peakSpeeds[gameId] = downloadSpeed;
+        }
+
+        // Update speed history for chart
+        if (!state.speedHistory[gameId]) {
+          state.speedHistory[gameId] = [];
+        }
+        state.speedHistory[gameId].push(downloadSpeed);
+        // Keep only last 120 entries
+        if (state.speedHistory[gameId].length > 120) {
+          state.speedHistory[gameId].shift();
+        }
+      }
     },
     clearDownload: (state) => {
       state.lastPacket = null;
@@ -62,6 +87,20 @@ export const downloadSlice = createSlice({
     clearExtraction: (state) => {
       state.extraction = null;
     },
+    updatePeakSpeed: (
+      state,
+      action: PayloadAction<{ gameId: string; speed: number }>
+    ) => {
+      const { gameId, speed } = action.payload;
+      const currentPeak = state.peakSpeeds[gameId] || 0;
+      if (speed > currentPeak) {
+        state.peakSpeeds[gameId] = speed;
+      }
+    },
+    clearPeakSpeed: (state, action: PayloadAction<string>) => {
+      state.peakSpeeds[action.payload] = 0;
+      state.speedHistory[action.payload] = [];
+    },
   },
 });
 
@@ -72,4 +111,6 @@ export const {
   removeGameFromDeleting,
   setExtractionProgress,
   clearExtraction,
+  updatePeakSpeed,
+  clearPeakSpeed,
 } = downloadSlice.actions;
diff --git a/src/renderer/src/pages/downloads/download-group.tsx b/src/renderer/src/pages/downloads/download-group.tsx
index 52fbcdfd..6a22148a 100644
--- a/src/renderer/src/pages/downloads/download-group.tsx
+++ b/src/renderer/src/pages/downloads/download-group.tsx
@@ -412,10 +412,12 @@ function HeroDownloadView({
                 </div>
               )}
 
-            {game.download?.downloader && (
+            {game.download?.downloader !== undefined && (
               <div className="download-group__stat-item">
                 <div className="download-group__stat-content">
-                  <Badge>{DOWNLOADER_NAME[game.download.downloader]}</Badge>
+                  <Badge>
+                    {DOWNLOADER_NAME[Number(game.download.downloader)]}
+                  </Badge>
                 </div>
               </div>
             )}
@@ -512,8 +514,9 @@ export function DownloadGroup({
 
   const { formatDistance } = useDate();
 
-  const [peakSpeeds, setPeakSpeeds] = useState<Record<string, number>>({});
-  const speedHistoryRef = useRef<Record<string, number[]>>({});
+  // Get speed history and peak speeds from Redux (centralized state)
+  const speedHistory = useAppSelector((state) => state.download.speedHistory);
+  const peakSpeeds = useAppSelector((state) => state.download.peakSpeeds);
   const [dominantColors, setDominantColors] = useState<Record<string, string>>(
     {}
   );
@@ -576,68 +579,8 @@ export function DownloadGroup({
     });
   }, [library, lastPacket?.gameId]);
 
-  useEffect(() => {
-    if (lastPacket?.gameId && lastPacket.downloadSpeed !== undefined) {
-      const gameId = lastPacket.gameId;
-
-      const currentPeak = peakSpeeds[gameId] || 0;
-      if (lastPacket.downloadSpeed > currentPeak) {
-        setPeakSpeeds((prev) => ({
-          ...prev,
-          [gameId]: lastPacket.downloadSpeed,
-        }));
-      }
-
-      if (!speedHistoryRef.current[gameId]) {
-        speedHistoryRef.current[gameId] = [];
-      }
-
-      speedHistoryRef.current[gameId].push(lastPacket.downloadSpeed);
-
-      if (speedHistoryRef.current[gameId].length > 120) {
-        speedHistoryRef.current[gameId].shift();
-      }
-    }
-  }, [lastPacket?.gameId, lastPacket?.downloadSpeed, peakSpeeds]);
-
-  useEffect(() => {
-    for (const game of library) {
-      if (
-        game.download &&
-        game.download.progress < 0.01 &&
-        game.download.status !== "paused"
-      ) {
-        // Fresh download - clear any old data
-        if (speedHistoryRef.current[game.id]?.length > 0) {
-          speedHistoryRef.current[game.id] = [];
-          setPeakSpeeds((prev) => ({ ...prev, [game.id]: 0 }));
-        }
-      }
-    }
-  }, [library]);
-
-  useEffect(() => {
-    const timeouts: NodeJS.Timeout[] = [];
-
-    for (const game of library) {
-      if (
-        game.download?.progress === 1 &&
-        speedHistoryRef.current[game.id]?.length > 0
-      ) {
-        const timeout = setTimeout(() => {
-          speedHistoryRef.current[game.id] = [];
-          setPeakSpeeds((prev) => ({ ...prev, [game.id]: 0 }));
-        }, 10_000);
-        timeouts.push(timeout);
-      }
-    }
-
-    return () => {
-      for (const timeout of timeouts) {
-        clearTimeout(timeout);
-      }
-    };
-  }, [library]);
+  // Speed history and peak speeds are now tracked in Redux (in setLastPacket reducer)
+  // No local effect needed - data is updated atomically when packets arrive
 
   useEffect(() => {
     if (library.length > 0 && title === t("download_in_progress")) {
@@ -842,7 +785,14 @@ export function DownloadGroup({
       ? (lastPacket?.downloadSpeed ?? 0)
       : 0;
     const finalDownloadSize = getFinalDownloadSize(game);
-    const peakSpeed = peakSpeeds[game.id] || 0;
+    // Use lastPacket.gameId for lookup since that's the key used to store the data
+    // Fall back to game.id if lastPacket is not available
+    const dataKey = lastPacket?.gameId ?? game.id;
+    const gameSpeedHistory = speedHistory[dataKey] ?? [];
+    const storedPeak = peakSpeeds[dataKey];
+    // Use stored peak if available and > 0, otherwise use current speed as initial value
+    const peakSpeed =
+      storedPeak !== undefined && storedPeak > 0 ? storedPeak : downloadSpeed;
 
     let currentProgress = game.download?.progress || 0;
     if (isGameExtracting) {
@@ -864,7 +814,7 @@ export function DownloadGroup({
         currentProgress={currentProgress}
         dominantColor={dominantColor}
         lastPacket={lastPacket}
-        speedHistory={speedHistoryRef.current[game.id] || []}
+        speedHistory={gameSpeedHistory}
         formatSpeed={formatSpeed}
         calculateETA={calculateETA}
         pauseDownload={pauseDownload}
@@ -908,7 +858,9 @@ export function DownloadGroup({
                 </button>
                 <div className="download-group__simple-meta">
                   <div className="download-group__simple-meta-row">
-                    <Badge>{DOWNLOADER_NAME[game.download!.downloader]}</Badge>
+                    <Badge>
+                      {DOWNLOADER_NAME[Number(game.download!.downloader)]}
+                    </Badge>
                   </div>
                   <div className="download-group__simple-meta-row">
                     {extraction?.visibleId === game.id ? (
diff --git a/src/renderer/src/pages/profile/profile-hero/profile-hero.tsx b/src/renderer/src/pages/profile/profile-hero/profile-hero.tsx
index fc354d01..f9109067 100644
--- a/src/renderer/src/pages/profile/profile-hero/profile-hero.tsx
+++ b/src/renderer/src/pages/profile/profile-hero/profile-hero.tsx
@@ -9,7 +9,12 @@ import {
   XCircleFillIcon,
 } from "@primer/octicons-react";
 import { buildGameDetailsPath } from "@renderer/helpers";
-import { Avatar, Button, Link } from "@renderer/components";
+import {
+  Avatar,
+  Button,
+  FullscreenMediaModal,
+  Link,
+} from "@renderer/components";
 import { useTranslation } from "react-i18next";
 import {
   useAppSelector,
@@ -33,6 +38,7 @@ type FriendAction =
 
 export function ProfileHero() {
   const [showEditProfileModal, setShowEditProfileModal] = useState(false);
+  const [showFullscreenAvatar, setShowFullscreenAvatar] = useState(false);
   const [isPerformingAction, setIsPerformingAction] = useState(false);
 
   const {
@@ -246,10 +252,12 @@ export function ProfileHero() {
   ]);
 
   const handleAvatarClick = useCallback(() => {
-    if (isMe) {
+    if (userProfile?.profileImageUrl) {
+      setShowFullscreenAvatar(true);
+    } else if (isMe) {
       setShowEditProfileModal(true);
     }
-  }, [isMe]);
+  }, [isMe, userProfile?.profileImageUrl]);
 
   const currentGame = useMemo(() => {
     if (isMe) {
@@ -272,6 +280,13 @@ export function ProfileHero() {
         onClose={() => setShowEditProfileModal(false)}
       />
 
+      <FullscreenMediaModal
+        visible={showFullscreenAvatar}
+        onClose={() => setShowFullscreenAvatar(false)}
+        src={userProfile?.profileImageUrl}
+        alt={userProfile?.displayName}
+      />
+
       <section
         className="profile-hero__content-box"
         style={{ background: !backgroundImage ? heroBackground : undefined }}