diff --git a/syno_hdd_db.sh b/syno_hdd_db.sh
old mode 100644
new mode 100755
index 4e0139f..a2716ed
--- a/syno_hdd_db.sh
+++ b/syno_hdd_db.sh
@@ -197,9 +197,25 @@ else
 fi
 
 
+PS4func() {
+    local lineno="$1"
+    local i f=''
+    local c="\033[0;36m" y="\033[0;33m" n="\033[0m"
+    local d=$((${#FUNCNAME[@]}-2))
+
+    if [[ $lineno == 1 ]]
+    then lineno=0
+    fi
+
+    for ((i=d; i>0; i--))
+    do printf -v f "%s%s()" "$f" "${FUNCNAME[i]}"
+    done
+
+    printf "$y%s:%04d$c%s$n " "${BASH_SOURCE[1]##*/}" "$lineno" "$f"
+}
 if [[ $debug == "yes" ]]; then
-    set -x
-    export PS4='`[[ $? == 0 ]] || echo "\e[1;31;40m($?)\e[m\n "`:.$LINENO:'
+    PS4='\r$(PS4func $LINENO)'
+    set -o xtrace
 fi
 
 
diff --git a/syno_hdd_vendor_ids.txt b/syno_hdd_vendor_ids.txt
index fe52af8..9bb8246 100644
--- a/syno_hdd_vendor_ids.txt
+++ b/syno_hdd_vendor_ids.txt
@@ -1,25 +1,24 @@
-# You can add your drive's vendor id and vendor name here.
-#
-# Only edit this file if the script warns you about a missing vendor id.
-
-0x025e="Solidigm"
-0x05dc="Lexar"
-0x0ed1="aigo"
-0x10ec="TEAMGROUP"
-0x137e="Patriot"
-0x1458="Gigabyte"
-0x1462="MSI"
-0x196e="PNY"
-0x1987="Phison"
-0x1b1c="Corsair"
-0x1bdc="Apacer"
-0x1c5c="SK Hynix"
-0x1cc4="UMIS"
-0x1cfa="Corsair"
-0x1d79="Transcend"
-0x1dbe="ADATA"
-0x1e0f="KIOXIA"
-0x1e49="ZHITAI"
-0x1e4b="FIKWOT"
-0x1f40="Netac"
-
+# You can add your drive's vendor id and vendor name here.
+#
+# Only edit this file if the script warns you about a missing vendor id.
+
+0x025e="Solidigm"
+0x05dc="Lexar"
+0x0ed1="aigo"
+0x10ec="TEAMGROUP"
+0x137e="Patriot"
+0x1458="Gigabyte"
+0x1462="MSI"
+0x196e="PNY"
+0x1987="Phison"
+0x1b1c="Corsair"
+0x1bdc="Apacer"
+0x1c5c="SK Hynix"
+0x1cc4="UMIS"
+0x1cfa="Corsair"
+0x1d79="Transcend"
+0x1dbe="ADATA"
+0x1e0f="KIOXIA"
+0x1e49="ZHITAI"
+0x1e4b="FIKWOT"
+0x1f40="Netac"