diff --git a/34_write_byhash.sh b/34_write_byhash.sh
index 045f394..ebf93e6 100755
--- a/34_write_byhash.sh
+++ b/34_write_byhash.sh
@@ -68,6 +68,16 @@
     exit 1
 fi
 
+echo "Erasing flash memory completely..."
+$BUILD_TOOL --chip esp32 --port "$PORT" --baud 460800 erase_flash
+
+if [ $? -ne 0 ]; then
+    echo "Flash erase failed."
+    exit 1
+fi
+
+echo "Flash erase completed successfully."
+
 echo "Flashing complete ESP32 firmware..."
 echo "Bootloader: $BOOTLOADER_PATH"
 echo "Partitions: $PARTITIONS_PATH"
@@ -77,4 +87,14 @@
 $BUILD_TOOL --chip esp32 --port "$PORT" --baud 460800 write_flash -z \
     0x1000 "$BOOTLOADER_PATH" \
     0x8000 "$PARTITIONS_PATH" \
-    0x10000 "$FIRMWARE_PATH" && echo "Flashing completed."
\ No newline at end of file
+    0x10000 "$FIRMWARE_PATH"
+
+if [ $? -eq 0 ]; then
+    echo "Flashing completed successfully."
+    echo "Resetting ESP32..."
+    $BUILD_TOOL --chip esp32 --port "$PORT" --baud 460800 run
+    echo "ESP32 reset completed. The new program should now be running."
+else
+    echo "Flashing failed."
+    exit 1
+fi
\ No newline at end of file