diff --git a/sphaira/CMakeLists.txt b/sphaira/CMakeLists.txt
index 8d5d001..359f22d 100644
--- a/sphaira/CMakeLists.txt
+++ b/sphaira/CMakeLists.txt
@@ -198,7 +198,7 @@ FetchContent_Declare(zstd
 
 FetchContent_Declare(libusbhsfs
     GIT_REPOSITORY https://github.com/ITotalJustice/libusbhsfs.git
-    GIT_TAG db2bf2a
+    GIT_TAG d0a973e
 )
 
 FetchContent_Declare(libnxtc
diff --git a/sphaira/include/fs.hpp b/sphaira/include/fs.hpp
index 727ddde..356e4ed 100644
--- a/sphaira/include/fs.hpp
+++ b/sphaira/include/fs.hpp
@@ -12,10 +12,14 @@ namespace fs {
 
 struct FsPath {
     FsPath() = default;
-    constexpr FsPath(const auto& str) { From(str); }
+
+    constexpr FsPath(const FsPath& p) { From(p); }
+    constexpr FsPath(const char* str) { From(str); }
+    constexpr FsPath(const std::string& str) { From(str); }
+    constexpr FsPath(const std::string_view& str) { From(str); }
 
     constexpr void From(const FsPath& p) {
-        *this = p;
+        From(p.s);
     }
 
     constexpr void From(const char* str) {
@@ -40,6 +44,10 @@ struct FsPath {
         return s;
     }
 
+    constexpr auto starts_with(std::string_view str) const -> bool {
+        return !strncasecmp(s, str.data(), str.length());
+    }
+
     constexpr auto empty() const {
         return s[0] == '\0';
     }
@@ -65,6 +73,11 @@ struct FsPath {
     constexpr char& operator[](std::size_t idx) { return s[idx]; }
     constexpr const char& operator[](std::size_t idx) const { return s[idx]; }
 
+    constexpr FsPath& operator=(const FsPath& p) noexcept {
+        From(p.s);
+        return *this;
+    }
+
     constexpr FsPath operator+(const FsPath& v) const noexcept {
         FsPath r{*this};
         return r += v;
@@ -186,9 +199,6 @@ struct File {
     FsFile m_native{};
     std::FILE* m_stdio{};
     s64 m_stdio_off{};
-    // sadly, fatfs doesn't support fstat, so we have to manually
-    // stat the file to get it's size.
-    FsPath m_path{};
 };
 
 struct Dir {
diff --git a/sphaira/include/log.hpp b/sphaira/include/log.hpp
index 68eb3d0..1c4da76 100644
--- a/sphaira/include/log.hpp
+++ b/sphaira/include/log.hpp
@@ -12,6 +12,8 @@ extern "C" {
 bool log_file_init();
 bool log_nxlink_init();
 void log_file_exit();
+bool log_is_init();
+
 void log_nxlink_exit();
 void log_write(const char* s, ...) __attribute__ ((format (printf, 1, 2)));
 void log_write_arg(const char* s, va_list* v);
diff --git a/sphaira/include/threaded_file_transfer.hpp b/sphaira/include/threaded_file_transfer.hpp
index 99b505a..058ea26 100644
--- a/sphaira/include/threaded_file_transfer.hpp
+++ b/sphaira/include/threaded_file_transfer.hpp
@@ -40,17 +40,17 @@ Result TransferPull(ui::ProgressBox* pbox, s64 size, ReadCallback rfunc, StartCa
 
 // helper for extract zips.
 // this will multi-thread unzip if size >= 512KiB, otherwise it'll single pass.
-Result TransferUnzip(ui::ProgressBox* pbox, void* zfile, fs::Fs* fs, const fs::FsPath& path, s64 size, u32 crc32 = 0);
+Result TransferUnzip(ui::ProgressBox* pbox, void* zfile, fs::Fs* fs, const fs::FsPath& path, s64 size, u32 crc32 = 0, Mode mode = Mode::SingleThreadedIfSmaller);
 
 // same as above but for zipping files.
-Result TransferZip(ui::ProgressBox* pbox, void* zfile, fs::Fs* fs, const fs::FsPath& path, u32* crc32 = nullptr);
+Result TransferZip(ui::ProgressBox* pbox, void* zfile, fs::Fs* fs, const fs::FsPath& path, u32* crc32 = nullptr, Mode mode = Mode::SingleThreadedIfSmaller);
 
 // passes the name inside the zip an final output path.
 using UnzipAllFilter = std::function<bool(const fs::FsPath& name, fs::FsPath& path)>;
 
 // helper all-in-one unzip function that unzips a zip (either open or path provided).
 // the filter function can be used to modify the path and filter out unwanted files.
-Result TransferUnzipAll(ui::ProgressBox* pbox, void* zfile, fs::Fs* fs, const fs::FsPath& base_path, UnzipAllFilter filter = nullptr);
-Result TransferUnzipAll(ui::ProgressBox* pbox, const fs::FsPath& zip_out, fs::Fs* fs, const fs::FsPath& base_path, UnzipAllFilter filter = nullptr);
+Result TransferUnzipAll(ui::ProgressBox* pbox, void* zfile, fs::Fs* fs, const fs::FsPath& base_path, UnzipAllFilter filter = nullptr, Mode mode = Mode::SingleThreadedIfSmaller);
+Result TransferUnzipAll(ui::ProgressBox* pbox, const fs::FsPath& zip_out, fs::Fs* fs, const fs::FsPath& base_path, UnzipAllFilter filter = nullptr, Mode mode = Mode::SingleThreadedIfSmaller);
 
 } // namespace sphaira::thread
diff --git a/sphaira/include/ui/progress_box.hpp b/sphaira/include/ui/progress_box.hpp
index b6e3ee6..cb52f26 100644
--- a/sphaira/include/ui/progress_box.hpp
+++ b/sphaira/include/ui/progress_box.hpp
@@ -39,9 +39,9 @@ struct ProgressBox final : Widget {
     auto ShouldExitResult() -> Result;
 
     // helper functions
-    auto CopyFile(fs::Fs* fs_src, fs::Fs* fs_dst, const fs::FsPath& src, const fs::FsPath& dst) -> Result;
-    auto CopyFile(fs::Fs* fs, const fs::FsPath& src, const fs::FsPath& dst) -> Result;
-    auto CopyFile(const fs::FsPath& src, const fs::FsPath& dst) -> Result;
+    auto CopyFile(fs::Fs* fs_src, fs::Fs* fs_dst, const fs::FsPath& src, const fs::FsPath& dst, bool single_threaded = false) -> Result;
+    auto CopyFile(fs::Fs* fs, const fs::FsPath& src, const fs::FsPath& dst, bool single_threaded = false) -> Result;
+    auto CopyFile(const fs::FsPath& src, const fs::FsPath& dst, bool single_threaded = false) -> Result;
     void Yield();
 
     auto GetCpuId() const {
diff --git a/sphaira/source/app.cpp b/sphaira/source/app.cpp
index 5fa65d4..45eb4ac 100644
--- a/sphaira/source/app.cpp
+++ b/sphaira/source/app.cpp
@@ -1292,21 +1292,6 @@ App::App(const char* argv0) {
         __nx_applet_exit_mode = 1;
     }
 
-    // get emummc config.
-    alignas(0x1000) AmsEmummcPaths paths{};
-    SecmonArgs args{};
-    args.X[0] = 0xF0000404; /* smcAmsGetEmunandConfig */
-    args.X[1] = 0; /* EXO_EMUMMC_MMC_NAND*/
-    args.X[2] = (u64)&paths; /* out path */
-    svcCallSecureMonitor(&args);
-    m_emummc_paths = paths;
-
-    log_write("emummc : %u\n", App::IsEmummc());
-    if (App::IsEmummc()) {
-        log_write("[emummc] file based path: %s\n", m_emummc_paths.file_based_path);
-        log_write("[emummc] nintendo path: %s\n", m_emummc_paths.nintendo);
-    }
-
     fs::FsNativeSd fs;
     fs.CreateDirectoryRecursively("/config/sphaira");
     fs.CreateDirectory("/config/sphaira/assoc");
@@ -1370,6 +1355,48 @@ App::App(const char* argv0) {
         App::Notify("Warning! Logs are enabled, Sphaira will run slowly!"_i18n);
     }
 
+    if (log_is_init()) {
+        SetSysFirmwareVersion fw_version{};
+        setsysInitialize();
+        ON_SCOPE_EXIT(setsysExit());
+        setsysGetFirmwareVersion(&fw_version);
+
+        log_write("[version] platform: %s\n", fw_version.platform);
+        log_write("[version] version_hash: %s\n", fw_version.version_hash);
+        log_write("[version] display_version: %s\n", fw_version.display_version);
+        log_write("[version] display_title: %s\n", fw_version.display_title);
+
+        splInitialize();
+        ON_SCOPE_EXIT(splExit());
+
+        u64 out{};
+        splGetConfig((SplConfigItem)65000, &out);
+        log_write("[ams] version: %lu.%lu.%lu\n", (out >> 56) & 0xFF, (out >> 48) & 0xFF, (out >> 40) & 0xFF);
+        log_write("[ams] target version: %lu.%lu.%lu\n", (out >> 24) & 0xFF, (out >> 16) & 0xFF, (out >> 8) & 0xFF);
+        log_write("[ams] key gen: %lu\n", (out >> 32) & 0xFF);
+
+        splGetConfig((SplConfigItem)65003, &out);
+        log_write("[ams] hash: %lx\n", out);
+
+        splGetConfig((SplConfigItem)65010, &out);
+        log_write("[ams] usb 3.0 enabled: %lu\n", out);
+    }
+
+    // get emummc config.
+    alignas(0x1000) AmsEmummcPaths paths{};
+    SecmonArgs args{};
+    args.X[0] = 0xF0000404; /* smcAmsGetEmunandConfig */
+    args.X[1] = 0; /* EXO_EMUMMC_MMC_NAND*/
+    args.X[2] = (u64)&paths; /* out path */
+    svcCallSecureMonitor(&args);
+    m_emummc_paths = paths;
+
+    log_write("[emummc] enabled: %u\n", App::IsEmummc());
+    if (App::IsEmummc()) {
+        log_write("[emummc] file based path: %s\n", m_emummc_paths.file_based_path);
+        log_write("[emummc] nintendo path: %s\n", m_emummc_paths.nintendo);
+    }
+
     if (App::GetMtpEnable()) {
         haze::Init();
     }
diff --git a/sphaira/source/fs.cpp b/sphaira/source/fs.cpp
index b27e4ad..fb4625c 100644
--- a/sphaira/source/fs.cpp
+++ b/sphaira/source/fs.cpp
@@ -500,7 +500,6 @@ Result OpenFile(fs::Fs* fs, const fs::FsPath& path, u32 mode, File* f) {
         }
 
         R_UNLESS(f->m_stdio, Result_FsUnknownStdioError);
-        std::strcpy(f->m_path, path);
     }
 
     R_SUCCEED();
@@ -580,17 +579,7 @@ Result File::GetSize(s64* out) {
         R_TRY(fsFileGetSize(&m_native, out));
     } else {
         struct stat st;
-        const auto fd = fileno(m_stdio);
-        bool did_stat{};
-
-        if (fd && !fstat(fd, &st)) {
-            did_stat = true;
-        }
-
-        if (!did_stat) {
-            R_UNLESS(!lstat(m_path, &st), Result_FsUnknownStdioError);
-        }
-
+        R_UNLESS(!fstat(fileno(m_stdio), &st), Result_FsUnknownStdioError);
         *out = st.st_size;
     }
 
diff --git a/sphaira/source/log.cpp b/sphaira/source/log.cpp
index cb7823c..bae68e2 100644
--- a/sphaira/source/log.cpp
+++ b/sphaira/source/log.cpp
@@ -10,17 +10,27 @@ namespace {
 
 constexpr const char* logpath = "/config/sphaira/log.txt";
 
-std::FILE* file{};
 int nxlink_socket{};
+bool g_file_open{};
 std::mutex mutex{};
 
 void log_write_arg_internal(const char* s, std::va_list* v) {
-    if (file) {
-        std::vfprintf(file, s, *v);
-        std::fflush(file);
+    const auto t = std::time(nullptr);
+    const auto tm = std::localtime(&t);
+
+    static char buf[512];
+    const auto len = std::snprintf(buf, sizeof(buf), "[%02u:%02u:%02u] -> ", tm->tm_hour, tm->tm_min, tm->tm_sec);
+    std::vsnprintf(buf + len, sizeof(buf) - len, s, *v);
+
+    if (g_file_open) {
+        auto file = std::fopen(logpath, "a");
+        if (file) {
+            std::fprintf(file, "%s", buf);
+            std::fclose(file);
+        }
     }
     if (nxlink_socket) {
-        std::vprintf(s, *v);
+        std::printf("%s", buf);
     }
 }
 
@@ -30,12 +40,18 @@ extern "C" {
 
 auto log_file_init() -> bool {
     std::scoped_lock lock{mutex};
-    if (file) {
+    if (g_file_open) {
         return false;
     }
 
-    file = std::fopen(logpath, "w");
-    return file != nullptr;
+    auto file = std::fopen(logpath, "w");
+    if (file) {
+        g_file_open = true;
+        std::fclose(file);
+        return true;
+    }
+
+    return false;
 }
 
 auto log_nxlink_init() -> bool {
@@ -50,9 +66,8 @@ auto log_nxlink_init() -> bool {
 
 void log_file_exit() {
     std::scoped_lock lock{mutex};
-    if (file) {
-        std::fclose(file);
-        file = nullptr;
+    if (g_file_open) {
+        g_file_open = false;
     }
 }
 
@@ -64,12 +79,17 @@ void log_nxlink_exit() {
     }
 }
 
-void log_write(const char* s, ...) {
+bool log_is_init() {
     std::scoped_lock lock{mutex};
-    if (!file && !nxlink_socket) {
+    return g_file_open || nxlink_socket;
+}
+
+void log_write(const char* s, ...) {
+    if (!log_is_init()) {
         return;
     }
 
+    std::scoped_lock lock{mutex};
     std::va_list v{};
     va_start(v, s);
     log_write_arg_internal(s, &v);
@@ -77,11 +97,11 @@ void log_write(const char* s, ...) {
 }
 
 void log_write_arg(const char* s, va_list* v) {
-    std::scoped_lock lock{mutex};
-    if (!file && !nxlink_socket) {
+    if (!log_is_init()) {
         return;
     }
 
+    std::scoped_lock lock{mutex};
     log_write_arg_internal(s, v);
 }
 
diff --git a/sphaira/source/threaded_file_transfer.cpp b/sphaira/source/threaded_file_transfer.cpp
index 4e80f20..a7b0f25 100644
--- a/sphaira/source/threaded_file_transfer.cpp
+++ b/sphaira/source/threaded_file_transfer.cpp
@@ -416,21 +416,21 @@ Result TransferInternal(ui::ProgressBox* pbox, s64 size, ReadCallback rfunc, Wri
 } // namespace
 
 Result Transfer(ui::ProgressBox* pbox, s64 size, ReadCallback rfunc, WriteCallback wfunc, Mode mode) {
-    return TransferInternal(pbox, size, rfunc, wfunc, nullptr, Mode::MultiThreaded);
+    return TransferInternal(pbox, size, rfunc, wfunc, nullptr, mode);
 }
 
 Result TransferPull(ui::ProgressBox* pbox, s64 size, ReadCallback rfunc, StartCallback sfunc, Mode mode) {
     return TransferInternal(pbox, size, rfunc, nullptr, [sfunc](StartThreadCallback start, PullCallback pull) -> Result {
         R_TRY(start());
         return sfunc(pull);
-    }, Mode::MultiThreaded);
+    }, mode);
 }
 
 Result TransferPull(ui::ProgressBox* pbox, s64 size, ReadCallback rfunc, StartCallback2 sfunc, Mode mode) {
-    return TransferInternal(pbox, size, rfunc, nullptr, sfunc, Mode::MultiThreaded);
+    return TransferInternal(pbox, size, rfunc, nullptr, sfunc, mode);
 }
 
-Result TransferUnzip(ui::ProgressBox* pbox, void* zfile, fs::Fs* fs, const fs::FsPath& path, s64 size, u32 crc32) {
+Result TransferUnzip(ui::ProgressBox* pbox, void* zfile, fs::Fs* fs, const fs::FsPath& path, s64 size, u32 crc32, Mode mode) {
     Result rc;
     if (R_FAILED(rc = fs->CreateDirectoryRecursivelyWithPath(path)) && rc != FsError_PathAlreadyExists) {
         log_write("failed to create folder: %s 0x%04X\n", path.s, rc);
@@ -471,7 +471,7 @@ Result TransferUnzip(ui::ProgressBox* pbox, void* zfile, fs::Fs* fs, const fs::F
         [&](const void* data, s64 off, s64 size) -> Result {
             return f.Write(off, data, size, FsWriteOption_None);
         },
-        nullptr, Mode::SingleThreadedIfSmaller, SMALL_BUFFER_SIZE
+        nullptr, mode, SMALL_BUFFER_SIZE
     ));
 
     // validate crc32 (if set in the info).
@@ -480,7 +480,7 @@ Result TransferUnzip(ui::ProgressBox* pbox, void* zfile, fs::Fs* fs, const fs::F
     R_SUCCEED();
 }
 
-Result TransferZip(ui::ProgressBox* pbox, void* zfile, fs::Fs* fs, const fs::FsPath& path, u32* crc32) {
+Result TransferZip(ui::ProgressBox* pbox, void* zfile, fs::Fs* fs, const fs::FsPath& path, u32* crc32, Mode mode) {
     fs::File f;
     R_TRY(fs->OpenFile(path, FsOpenMode_Read, &f));
 
@@ -506,11 +506,11 @@ Result TransferZip(ui::ProgressBox* pbox, void* zfile, fs::Fs* fs, const fs::FsP
             }
             R_SUCCEED();
         },
-        nullptr, Mode::SingleThreadedIfSmaller, SMALL_BUFFER_SIZE
+        nullptr, mode, SMALL_BUFFER_SIZE
     );
 }
 
-Result TransferUnzipAll(ui::ProgressBox* pbox, void* zfile, fs::Fs* fs, const fs::FsPath& base_path, UnzipAllFilter filter) {
+Result TransferUnzipAll(ui::ProgressBox* pbox, void* zfile, fs::Fs* fs, const fs::FsPath& base_path, UnzipAllFilter filter, Mode mode) {
     unz_global_info64 ginfo;
     if (UNZ_OK != unzGetGlobalInfo64(zfile, &ginfo)) {
         R_THROW(Result_UnzGetGlobalInfo64);
@@ -560,14 +560,14 @@ Result TransferUnzipAll(ui::ProgressBox* pbox, void* zfile, fs::Fs* fs, const fs
                 R_THROW(rc);
             }
         } else {
-            R_TRY(TransferUnzip(pbox, zfile, fs, path, info.uncompressed_size, info.crc));
+            R_TRY(TransferUnzip(pbox, zfile, fs, path, info.uncompressed_size, info.crc, mode));
         }
     }
 
     R_SUCCEED();
 }
 
-Result TransferUnzipAll(ui::ProgressBox* pbox, const fs::FsPath& zip_out, fs::Fs* fs, const fs::FsPath& base_path, UnzipAllFilter filter) {
+Result TransferUnzipAll(ui::ProgressBox* pbox, const fs::FsPath& zip_out, fs::Fs* fs, const fs::FsPath& base_path, UnzipAllFilter filter, Mode mode) {
     zlib_filefunc64_def file_func;
     mz::FileFuncStdio(&file_func);
 
@@ -575,7 +575,7 @@ Result TransferUnzipAll(ui::ProgressBox* pbox, const fs::FsPath& zip_out, fs::Fs
     R_UNLESS(zfile, Result_UnzOpen2_64);
     ON_SCOPE_EXIT(unzClose(zfile));
 
-    return TransferUnzipAll(pbox, zfile, fs, base_path, filter);
+    return TransferUnzipAll(pbox, zfile, fs, base_path, filter, mode);
 }
 
 } // namespace::thread
diff --git a/sphaira/source/ui/menus/filebrowser.cpp b/sphaira/source/ui/menus/filebrowser.cpp
index cf2a739..eedefd1 100644
--- a/sphaira/source/ui/menus/filebrowser.cpp
+++ b/sphaira/source/ui/menus/filebrowser.cpp
@@ -442,6 +442,8 @@ FsView::~FsView() {
 }
 
 void FsView::Update(Controller* controller, TouchInfo* touch) {
+    Widget::Update(controller, touch);
+
     m_list->OnUpdate(controller, touch, m_index, m_entries_current.size(), [this](bool touch, auto i) {
         if (touch && m_index == i) {
             FireAction(Button::A);
@@ -728,10 +730,12 @@ void FsView::UnzipFiles(fs::FsPath dir_path) {
     }
 
     App::Push(std::make_shared<ui::ProgressBox>(0, "Extracting "_i18n, "", [this, dir_path, targets](auto pbox) -> Result {
+        const auto is_hdd_fs = m_fs->Root().starts_with("ums");
+
         for (auto& e : targets) {
             pbox->SetTitle(e.GetName());
             const auto zip_out = GetNewPath(e);
-            R_TRY(thread::TransferUnzipAll(pbox, zip_out, m_fs.get(), dir_path));
+            R_TRY(thread::TransferUnzipAll(pbox, zip_out, m_fs.get(), dir_path, nullptr, is_hdd_fs ? thread::Mode::SingleThreaded : thread::Mode::SingleThreadedIfSmaller));
         }
 
         R_SUCCEED();
@@ -786,6 +790,7 @@ void FsView::ZipFiles(fs::FsPath zip_out) {
     App::Push(std::make_shared<ui::ProgressBox>(0, "Compressing "_i18n, "", [this, zip_out, targets](auto pbox) -> Result {
         const auto t = std::time(NULL);
         const auto tm = std::localtime(&t);
+        const auto is_hdd_fs = m_fs->Root().starts_with("ums");
 
         // pre-calculate the time rather than calculate it in the loop.
         zip_fileinfo zip_info{};
@@ -825,7 +830,7 @@ void FsView::ZipFiles(fs::FsPath zip_out) {
             }
             ON_SCOPE_EXIT(zipCloseFileInZip(zfile));
 
-            return thread::TransferZip(pbox, zfile, m_fs.get(), file_path);
+            return thread::TransferZip(pbox, zfile, m_fs.get(), file_path, nullptr, is_hdd_fs ? thread::Mode::SingleThreaded : thread::Mode::SingleThreadedIfSmaller);
         };
 
         for (auto& e : targets) {
@@ -1207,6 +1212,7 @@ void FsView::OnPasteCallback() {
         App::Push(std::make_shared<ProgressBox>(0, "Pasting"_i18n, "", [this](auto pbox) -> Result {
             auto& selected = m_menu->m_selected;
             auto src_fs = selected.m_view->GetFs();
+            const auto is_same_fs = selected.SameFs(this);
 
             if (selected.SameFs(this) && selected.m_type == SelectedType::Cut) {
                 for (const auto& p : selected.m_files) {
@@ -1271,7 +1277,7 @@ void FsView::OnPasteCallback() {
                     } else {
                         pbox->SetTitle(p.name);
                         pbox->NewTransfer("Copying "_i18n + src_path);
-                        R_TRY(pbox->CopyFile(src_fs, m_fs.get(), src_path, dst_path));
+                        R_TRY(pbox->CopyFile(src_fs, m_fs.get(), src_path, dst_path, is_same_fs));
                         R_TRY(on_paste_file(src_path, dst_path));
                     }
                 }
@@ -1301,7 +1307,7 @@ void FsView::OnPasteCallback() {
 
                         pbox->SetTitle(p.name);
                         pbox->NewTransfer("Copying "_i18n + src_path);
-                        R_TRY(pbox->CopyFile(src_fs, m_fs.get(), src_path, dst_path));
+                        R_TRY(pbox->CopyFile(src_fs, m_fs.get(), src_path, dst_path, is_same_fs));
                         R_TRY(on_paste_file(src_path, dst_path));
                     }
                 }
@@ -1880,9 +1886,9 @@ void Menu::Update(Controller* controller, TouchInfo* touch) {
     // workaround the buttons not being display properly.
     // basically, inherit all actions from the view, draw them,
     // then restore state after.
-    const auto actions_copy = GetActions();
-    ON_SCOPE_EXIT(m_actions = actions_copy);
-    m_actions.insert_range(view->GetActions());
+    // const auto actions_copy = GetActions();
+    // ON_SCOPE_EXIT(m_actions = actions_copy);
+    // m_actions.insert_range(view->GetActions());
 
     MenuBase::Update(controller, touch);
     view->Update(controller, touch);
diff --git a/sphaira/source/ui/progress_box.cpp b/sphaira/source/ui/progress_box.cpp
index 0c0487b..7ef96d9 100644
--- a/sphaira/source/ui/progress_box.cpp
+++ b/sphaira/source/ui/progress_box.cpp
@@ -263,7 +263,7 @@ auto ProgressBox::ShouldExitResult() -> Result {
     R_SUCCEED();
 }
 
-auto ProgressBox::CopyFile(fs::Fs* fs_src, fs::Fs* fs_dst, const fs::FsPath& src_path, const fs::FsPath& dst_path) -> Result {
+auto ProgressBox::CopyFile(fs::Fs* fs_src, fs::Fs* fs_dst, const fs::FsPath& src_path, const fs::FsPath& dst_path, bool single_threaded) -> Result {
     const auto is_file_based_emummc = App::IsFileBaseEmummc();
     const auto is_both_native = fs_src->IsNative() && fs_dst->IsNative();
 
@@ -300,20 +300,20 @@ auto ProgressBox::CopyFile(fs::Fs* fs_src, fs::Fs* fs_dst, const fs::FsPath& src
             }
 
             return rc;
-        }
+        }, single_threaded ? thread::Mode::SingleThreaded : thread::Mode::MultiThreaded
     ));
 
     R_SUCCEED();
 }
 
-auto ProgressBox::CopyFile(fs::Fs* fs, const fs::FsPath& src_path, const fs::FsPath& dst_path) -> Result {
-    return CopyFile(fs, fs, src_path, dst_path);
+auto ProgressBox::CopyFile(fs::Fs* fs, const fs::FsPath& src_path, const fs::FsPath& dst_path, bool single_threaded) -> Result {
+    return CopyFile(fs, fs, src_path, dst_path, single_threaded);
 }
 
-auto ProgressBox::CopyFile(const fs::FsPath& src_path, const fs::FsPath& dst_path) -> Result {
+auto ProgressBox::CopyFile(const fs::FsPath& src_path, const fs::FsPath& dst_path, bool single_threaded) -> Result {
     fs::FsNativeSd fs;
     R_TRY(fs.GetFsOpenResult());
-    return CopyFile(&fs, src_path, dst_path);
+    return CopyFile(&fs, src_path, dst_path, single_threaded);
 }
 
 void ProgressBox::Yield() {