diff --git a/src/check.sh b/src/check.sh
index 18e15b1..fd7b9a5 100644
--- a/src/check.sh
+++ b/src/check.sh
@@ -10,7 +10,18 @@ file="/run/dsm.url"
 location=$(cat "$file")
 
 if ! curl -m 20 -ILfSs "http://$location/" > /dev/null; then
-  echo "Failed to reach page at http://$location" && exit 1
+
+  if [[ "$location" == "20.20"* ]]; then
+    ip="20.20.20.1"
+    port="${location##*:}"
+    echo "Failed to reach DSM at port $port"
+  else
+    echo "Failed to reach DSM at http://$location"
+    ip=$(ip address show dev eth0 | grep inet | awk '/inet / { print $2 }' | cut -f1 -d/)
+  fi
+
+  echo "You might need to whitelist IP $ip in the DSM firewall." && exit 1
+
 fi
 
 echo "Healthcheck OK"
diff --git a/src/install.sh b/src/install.sh
index 1190c1c..e0484a8 100644
--- a/src/install.sh
+++ b/src/install.sh
@@ -70,6 +70,7 @@ else
   TMP="/tmp/dsm"
   SPACE=$(df --output=avail -B 1 /tmp | tail -n 1)
   if (( MIN_SPACE > SPACE )); then
+    DEV="N"
     TMP="$STORAGE/tmp"
     info "Warning: the $FS filesystem of $STORAGE does not support UNIX permissions.."
   fi
@@ -199,15 +200,14 @@ if ((SIZE<250000000)); then
   error "The specified PAT file is probably an update pack as it's too small." && exit 62
 fi
 
+info "Install: Extracting downloaded image..."
+
 if { tar tf "$PAT"; } >/dev/null 2>&1; then
 
-  info "Install: Extracting downloaded image..."
   tar xpf "$PAT" -C "$TMP/."
 
 else
 
-  info "Install: Extracting downloaded image..."
-
   export LD_LIBRARY_PATH="/run/extract"
 
   if [ "$ARCH" == "amd64" ]; then
diff --git a/src/power.sh b/src/power.sh
index 82ef7cb..6f64018 100644
--- a/src/power.sh
+++ b/src/power.sh
@@ -67,9 +67,10 @@ _graceful_shutdown() {
 
   if [ "$(cat $QEMU_COUNT)" -ge "$QEMU_TIMEOUT" ]; then
     echo && error "Shutdown timeout reached, forcefully quitting.."
+  else
+    echo && echo "❯ Quitting..."
   fi
 
-  echo && echo "❯ Quitting..."
   echo 'quit' | nc -q 1 -w 1 localhost "$QEMU_PORT" >/dev/null 2>&1 || true
 
   { pkill -f print.sh || true; } 2>/dev/null