diff --git a/cross/transmission/Makefile b/cross/transmission/Makefile
index a30e8bcb812..75e0ec638f6 100644
--- a/cross/transmission/Makefile
+++ b/cross/transmission/Makefile
@@ -1,5 +1,5 @@
 PKG_NAME = transmission
-PKG_VERS = 4.0.4
+PKG_VERS = 4.0.5
 PKG_EXT = tar.xz
 PKG_DIST_NAME = $(PKG_NAME)-$(PKG_VERS).$(PKG_EXT)
 PKG_DIST_SITE = https://github.com/transmission/transmission/releases/download/$(PKG_VERS)
diff --git a/cross/transmission/digests b/cross/transmission/digests
index f347654ca88..836ecf79cfc 100644
--- a/cross/transmission/digests
+++ b/cross/transmission/digests
@@ -1,3 +1,3 @@
-transmission-4.0.4.tar.xz SHA1 b2dcf3d25e094a5b52125cafb65515294963a620
-transmission-4.0.4.tar.xz SHA256 15f7b4318fdfbffb19aa8d9a6b0fd89348e6ef1e86baa21a0806ffd1893bd5a6
-transmission-4.0.4.tar.xz MD5 a9985ff897d060d40b80e763263ffaf9
+transmission-4.0.5.tar.xz SHA1 25e581e54a0046afbc23a288f28bb76cf6cad3b0
+transmission-4.0.5.tar.xz SHA256 fd68ff114a479200043c30c7e69dba4c1932f7af36ca4c5b5d2edcb5866e6357
+transmission-4.0.5.tar.xz MD5 d3cda868215246644c429b18a30f7e47
diff --git a/cross/transmission/patches/001-use_TMP_DIR.patch b/cross/transmission/patches/001-use_TMP_DIR.patch
deleted file mode 100644
index 8768eeb98c4..00000000000
--- a/cross/transmission/patches/001-use_TMP_DIR.patch
+++ /dev/null
@@ -1,16 +0,0 @@
-# if available use TMP_DIR as tmp folder
-# 
---- libtransmission/platform.cc.orig	2023-04-14 02:22:25.000000000 +0000
-+++ libtransmission/platform.cc	2023-09-01 13:16:59.494547485 +0000
-@@ -336,6 +336,11 @@
- {
- #ifndef _WIN32
- 
-+    if (auto dir = tr_env_get_string("TMP_DIR"sv); !std::empty(dir))
-+    {
-+        return dir;
-+    }
-+
-     return std::string{ "/tmp"sv };
- 
- #else
diff --git a/cross/transmission/patches/002-fix_empty_blocklist.patch b/cross/transmission/patches/002-fix_empty_blocklist.patch
deleted file mode 100644
index c31c75caf59..00000000000
--- a/cross/transmission/patches/002-fix_empty_blocklist.patch
+++ /dev/null
@@ -1,29 +0,0 @@
-# Fix empty blocklist files in some situations.
-# 
-# ARMv7 archs (and may be other systems with older kernel) fail to fallback from sendfile64 usage to user-space copy
-# The use of sendfile64 might fail with EINVAL (22)
-# This is in addition to the fallback from copy_file_range that might fail with EXDEV (18)
-# Both errors must be considered in the fallback to user-space copy.
---- libtransmission/file-posix.cc.orig	2023-08-23 22:56:00.000000000 +0000
-+++ libtransmission/file-posix.cc	2023-09-04 15:50:43.120245644 +0000
-@@ -439,7 +439,10 @@
-                 if (copied == -1)
-                 {
-                     errno_cpy = errno; /* remember me for later */
--                    tr_error_set_from_errno(error, errno);
-+                    if (errno != EINVAL)
-+                    {
-+                        tr_error_set_from_errno(error, errno);
-+                    }
-                     if (file_size > 0U)
-                     {
-                         file_size = info->size; /* restore file_size for next fallback */
-@@ -460,7 +463,7 @@
-     /* Fallback to user-space copy. */
-     /* if file_size>0 and errno_cpy==0, we probably never entered any copy attempt, also: */
-     /* if we (still) got something to copy and we encountered certain error in previous attempts */
--    if (file_size > 0U && (errno_cpy == 0 || errno_cpy == EXDEV))
-+    if (file_size > 0U && (errno_cpy == 0 || errno_cpy == EXDEV || errno_cpy == EINVAL))
-     {
-         static auto constexpr Buflen = size_t{ 1024U * 1024U }; /* 1024 KiB buffer */
-         auto buf = std::vector<char>{};
diff --git a/cross/transmission/patches/armv7/003-force-use-of-flock.patch b/cross/transmission/patches/armv7/003-force-use-of-flock.patch
deleted file mode 100644
index d46937fde3e..00000000000
--- a/cross/transmission/patches/armv7/003-force-use-of-flock.patch
+++ /dev/null
@@ -1,52 +0,0 @@
-# Creating locks with fcntl does not work on 32-bit arm models
-# It results in EINVAL (error: invalid argument (22)) and does not lock the file.
-# flock does work (at least for the session-id file).
-# 
-# REMARKS:
-# The numbering scheme of the patches must not change the sequence.
-# 002-fix_empty_blocklist.patch must be applied first, since it modifies the file-posix.cc too
-# and is applied for all archs.
-# The line numbers here (003-*.patch) are taken from the version patched with 002-*.patch
-# 
---- libtransmission/file-posix.cc.orig	2023-09-04 15:50:24.051131190 +0000
-+++ libtransmission/file-posix.cc	2023-09-04 18:02:06.029986405 +0000
-@@ -1003,38 +1006,7 @@
- 
-     bool ret = false;
- 
--#if defined(F_OFD_SETLK)
--
--    struct flock fl = {};
--
--    switch (operation & (TR_SYS_FILE_LOCK_SH | TR_SYS_FILE_LOCK_EX | TR_SYS_FILE_LOCK_UN))
--    {
--    case TR_SYS_FILE_LOCK_SH:
--        fl.l_type = F_RDLCK;
--        break;
--
--    case TR_SYS_FILE_LOCK_EX:
--        fl.l_type = F_WRLCK;
--        break;
--
--    case TR_SYS_FILE_LOCK_UN:
--        fl.l_type = F_UNLCK;
--        break;
--    }
--
--    fl.l_whence = SEEK_SET;
--
--    do
--    {
--        ret = fcntl(handle, (operation & TR_SYS_FILE_LOCK_NB) != 0 ? F_OFD_SETLK : F_OFD_SETLKW, &fl) != -1;
--    } while (!ret && errno == EINTR);
--
--    if (!ret && errno == EAGAIN)
--    {
--        errno = EWOULDBLOCK;
--    }
--
--#elif defined(HAVE_FLOCK)
-+#if defined(HAVE_FLOCK)
- 
-     int native_operation = 0;
- 
diff --git a/spk/transmission/Makefile b/spk/transmission/Makefile
index c57e46ec51d..27554a34c6a 100644
--- a/spk/transmission/Makefile
+++ b/spk/transmission/Makefile
@@ -1,6 +1,6 @@
 SPK_NAME = transmission
-SPK_VERS = 4.0.4
-SPK_REV = 24
+SPK_VERS = 4.0.5
+SPK_REV = 25
 SPK_ICON = src/transmission.png
 
 DEPENDS = cross/transmission
@@ -14,15 +14,16 @@ DESCRIPTION_FRE = Transmission est un client BitTorrent simple et rapide. Vous p
 DESCRIPTION_SPN = Transmission es un cliente BitTorrent simple y rápido. Puedes controlarlo remotamente mediante su interfaz web o alguna aplicación dedicada.
 STARTABLE = yes
 DISPLAY_NAME = Transmission
-CHANGELOG = "1. Update Transmission to v4.0.4.<br/>2. Fix issue with empty blocklist files for 32-bit arm cpu models."
+CHANGELOG = "1. Update Transmission to v4.0.5.<br/>2. Use new shared folder handling."
 
 HOMEPAGE = https://transmissionbt.com
 LICENSE  = GPLv2/GPLv3
 
 WIZARDS_DIR = src/wizard/
+CONF_DIR = src/conf/
 
 SERVICE_USER = auto
-SERVICE_WIZARD_SHARE = wizard_download_share
+SERVICE_WIZARD_SHARENAME = wizard_shared_folder_name
 SERVICE_SETUP = src/service-setup.sh
 SERVICE_PORT = 9091
 SERVICE_PORT_TITLE = Transmission Web UI
diff --git a/spk/transmission/src/conf/resource b/spk/transmission/src/conf/resource
new file mode 100644
index 00000000000..5b8db0848db
--- /dev/null
+++ b/spk/transmission/src/conf/resource
@@ -0,0 +1,11 @@
+{
+	"data-share": {
+		"shares": [{
+			"name": "{{wizard_shared_folder_name}}",
+			"permission": {
+				"rw": ["sc-transmission"]
+			},
+			"once": true
+		}]
+	}
+}
diff --git a/spk/transmission/src/service-setup.sh b/spk/transmission/src/service-setup.sh
index d01817fb37a..b3d562a59e5 100644
--- a/spk/transmission/src/service-setup.sh
+++ b/spk/transmission/src/service-setup.sh
@@ -8,19 +8,14 @@ SERVICE_COMMAND="${TRANSMISSION} --config-dir ${SYNOPKG_PKGVAR} --pid-file ${PID
 service_postinst ()
 {
     if [ "${SYNOPKG_PKG_STATUS}" = "INSTALL" ]; then
-        # Capture wizard variable
-        TXN_DNLOAD=${wizard_download_dir:=volume1/downloads}
-        # Check that the path exists, if not, use path in package shares
-        if [ ! -d "${TXN_DNLOAD}" ]; then
-            TXN_DNLOAD=$(realpath "/var/packages/${SYNOPKG_PKGNAME}/shares/${wizard_download_share}")
-        fi
+        # Define managed functions and folders
         TXN_FUNCTS=("complete" "incomplete" "watch")
         TXN_FOLDRS=("complete" "incomplete" "watch-transmission")
         TXN_PATHS=()
 
         # Create the managed folders
         for item in "${TXN_FOLDRS[@]}"; do
-            folder="$TXN_DNLOAD/$item"
+            folder="${SHARE_PATH}/$item"
             mkdir -p "$folder"
             TXN_PATHS+=("$folder")
         done
@@ -32,22 +27,12 @@ service_postinst ()
 
         i=0
         while [ $i -lt ${#TXN_FUNCTS[@]} ]; do
-            if [ -d "${TXN_PATHS[$i]}" ]; then
-                if [ "${TXN_FUNCTS[$i]}" = "complete" ]; then
-                    sed -e "s|@download_dir@|${TXN_PATHS[$i]}|g" -i "${CFG_FILE}"
-                else
-                    sed -e "s|@${TXN_FUNCTS[$i]}_dir_enabled@|true|g" \
-                        -e "s|@${TXN_FUNCTS[$i]}_dir@|${TXN_PATHS[$i]}|g" \
-                        -i "${CFG_FILE}"
-                fi
+            if [ "${TXN_FUNCTS[$i]}" = "complete" ]; then
+                sed -e "s|@download_dir@|${TXN_PATHS[$i]}|g" -i "${CFG_FILE}"
             else
-                if [ "${TXN_FUNCTS[$i]}" = "complete" ]; then
-                    sed -e "s|@download_dir@|${TXN_DNLOAD}|g" -i "${CFG_FILE}"
-                else
-                    sed -e "s|@${TXN_FUNCTS[$i]}_dir_enabled@|false|g" \
-                        -e "/@${TXN_FUNCTS[$i]}_dir@/d" \
-                        -i "${CFG_FILE}"
-                fi
+                sed -e "s|@${TXN_FUNCTS[$i]}_dir_enabled@|true|g" \
+                    -e "s|@${TXN_FUNCTS[$i]}_dir@|${TXN_PATHS[$i]}|g" \
+                    -i "${CFG_FILE}"
             fi
             i=$((i+1))
         done
diff --git a/spk/transmission/src/wizard/install_uifile.sh b/spk/transmission/src/wizard/install_uifile.sh
index a2c9a3eeb4c..3531a628a5a 100644
--- a/spk/transmission/src/wizard/install_uifile.sh
+++ b/spk/transmission/src/wizard/install_uifile.sh
@@ -15,93 +15,24 @@ page_append ()
     fi
 }
 
-wizard_download_share_validator()
-{
-    DOWNLOAD_SHARE=$(/bin/cat<<EOF
-{
-    var value = arguments[0];
-    var step = arguments[2];
-    step.items.map['wizard_download_dir'].setValue(step.items.map['wizard_download_volume'].value + '/' + value);
-    return true;
-}
-EOF
-)
-    echo "$DOWNLOAD_SHARE" | quote_json
-}
-
-wizard_download_volume_validator()
-{
-    DOWNLOAD_VOLUME=$(/bin/cat<<EOF
-{
-    var value = arguments[0];
-    var step = arguments[2];
-    step.items.map['wizard_download_dir'].setValue(value + '/' + step.items.map['wizard_download_share'].value);
-    return true;
-}
-EOF
-)
-    echo "$DOWNLOAD_VOLUME" | quote_json
-}
-
-DIR_VALID="/^[\\w _-]+$/"
-
 PAGE_BASE_CONFIG=$(/bin/cat<<EOF
 {
     "step_title": "Basic configuration",
     "invalid_next_disabled_v2": true,
     "items": [{
-            "type": "combobox",
-            "desc": "Please select a volume to use for the download folder",
-            "subitems": [{
-                "key": "wizard_download_volume",
-                "desc": "Volume name",
-                "defaultValue": "volume1",
-                "displayField": "display_name",
-                "valueField": "volume_path",
-                "editable": false,
-                "mode": "remote",
-                "api_store": {
-                    "api": "SYNO.Core.Storage.Volume",
-                    "method": "list",
-                    "version": 1,
-                    "baseParams": {
-                        "limit": -1,
-                        "offset": 0,
-                        "location": "internal"
-                    },
-                    "root": "volumes",
-                    "idProperty": "volume_path",
-                    "fields": [
-                        "display_name",
-                        "volume_path"
-                    ]
-                },
-                "validator": {
-                    "fn": "$(wizard_download_volume_validator)"
-                }
-            }]
-        },
-        {
             "type": "textfield",
-            "desc": "Download shared folder (using the volume chosen above)",
+            "desc": "Please select a shared folder for storing downloads. If this folder doesn't exist at the time of installation, it will be created.",
             "subitems": [{
-                    "key": "wizard_download_share",
-                    "desc": "Download shared folder",
+                    "key": "wizard_shared_folder_name",
+                    "desc": "Shared folder",
                     "defaultValue": "downloads",
                     "validator": {
                         "allowBlank": false,
                         "regex": {
-                            "expr": "$(echo ${DIR_VALID} | quote_json)",
+                            "expr": "/^[\\\w.][\\\w. -]{0,30}[\\\w.-][\\\\$]?$|^[\\\w][\\\\$]?$/",
                             "errorText": "Subdirectories are not supported."
-                        },
-                        "fn": "$(wizard_download_share_validator)"
+                        }
                     }
-                },
-                {
-                    "key": "wizard_download_dir",
-                    "desc": "Full path to the shared download folder",
-                    "defaultValue": "/volume1/downloads",
-                    "hidden": true
                 }
             ]
         }