diff --git a/README.md b/README.md
index cacf68c9..5e8bc192 100644
--- a/README.md
+++ b/README.md
@@ -70,7 +70,10 @@ Hard resetting via RTS pin...
 ```
 
 5. cd into the directory where the release zip file was expanded.
-6. Install the correct firmware for your board with "device-install.sh firmware-_board_-_country_.bin". For instance "./device-install.sh firmware-HELTEC-US-0.0.3.bin".
+6. Install the correct firmware for your board with `device-install.sh firmware-_board_-_country_.bin`. 
+    - Example: `./device-install.sh firmware-HELTEC-US-0.0.3.bin`.
+7. To update run `device-update.sh firmware-_board_-_country_.bin`
+    - Example: `./device-update.sh firmware-HELTEC-US-0.0.3.bin`.
 
 Note: If you have previously installed meshtastic, you don't need to run this full script instead just run "esptool.py --baud 921600 write*flash 0x10000 firmware-\_board*-_country_.bin". This will be faster, also all of your current preferences will be preserved.
 
diff --git a/bin/build-all.sh b/bin/build-all.sh
index 44a7d875..edea28cd 100755
--- a/bin/build-all.sh
+++ b/bin/build-all.sh
@@ -64,6 +64,6 @@ Generated by bin/buildall.sh -->
 XML
 
 rm -f $ARCHIVEDIR/firmware-$VERSION.zip
-zip --junk-paths $ARCHIVEDIR/firmware-$VERSION.zip $OUTDIR/bins/firmware-*-$VERSION.* images/system-info.bin bin/device-install.sh
+zip --junk-paths $ARCHIVEDIR/firmware-$VERSION.zip $OUTDIR/bins/firmware-*-$VERSION.* images/system-info.bin bin/device-install.sh bin/device-update.sh
 
-echo BUILT ALL
\ No newline at end of file
+echo BUILT ALL
diff --git a/bin/device-update.sh b/bin/device-update.sh
new file mode 100755
index 00000000..b8a8dcf9
--- /dev/null
+++ b/bin/device-update.sh
@@ -0,0 +1,8 @@
+#!/bin/bash
+
+set -e
+
+FILENAME=$1
+
+echo "Trying to update $FILENAME"
+esptool.py --baud 921600 writeflash 0x10000 $FILENAME
diff --git a/lib/BluetoothOTA/src/BluetoothUtil.cpp b/lib/BluetoothOTA/src/BluetoothUtil.cpp
index 0da8df85..ccaf4163 100644
--- a/lib/BluetoothOTA/src/BluetoothUtil.cpp
+++ b/lib/BluetoothOTA/src/BluetoothUtil.cpp
@@ -184,7 +184,7 @@ class MySecurity : public BLESecurityCallbacks
 
     void onPassKeyNotify(uint32_t pass_key)
     {
-        Serial.printf("onPassKeyNotify %u\n", pass_key);
+        Serial.printf("onPassKeyNotify %06u\n", pass_key);
         startCb(pass_key);
     }