diff --git a/res/firmware.nsh b/res/firmware.nsh
index 6ba5001..654cd84 100644
--- a/res/firmware.nsh
+++ b/res/firmware.nsh
@@ -208,5 +208,23 @@ if "%2" == "ec2" then
     exit 1
 endif
 
+if "%2" == "serial" then
+    if exist amide.efi then
+        if exist amide.tag then
+            rm amide.tag
+            amide.efi /SS "%3"
+            exit %lasterror%
+        else
+            echo > amide.tag
+            if not exist amide.tag then
+                echo "failed to create amide.tag"
+                exit 1
+            endif
+
+            reset
+        endif
+    endif
+endif
+
 echo "unknown command '%2'"
 exit 1
diff --git a/src/app/mod.rs b/src/app/mod.rs
index 429f480..18ead57 100644
--- a/src/app/mod.rs
+++ b/src/app/mod.rs
@@ -38,6 +38,7 @@ mod ec;
 mod mapper;
 mod pci;
 
+static AMIDETAG: &str = concat!("\\", env!("BASEDIR"), "\\firmware\\amide.tag");
 static ECROM: &str = concat!("\\", env!("BASEDIR"), "\\firmware\\ec.rom");
 static ECTAG: &str = concat!("\\", env!("BASEDIR"), "\\firmware\\ec.tag");
 static EC2ROM: &str = concat!("\\", env!("BASEDIR"), "\\firmware\\ec2.rom");
@@ -50,6 +51,7 @@ static IFLASHV: &str = concat!("\\", env!("BASEDIR"), "\\firmware\\iflashv.efi")
 static IFLASHVTAG: &str = concat!("\\", env!("BASEDIR"), "\\firmware\\iflashv.tag");
 static IPXEEFI: &str = concat!("\\", env!("BASEDIR"), "\\firmware\\ipxe.efi");
 static MESETTAG: &str = concat!("\\", env!("BASEDIR"), "\\firmware\\meset.tag");
+static SERIAL: &str = concat!("\\", env!("BASEDIR"), "\\serial");
 static SHELLEFI: &str = concat!("\\", env!("BASEDIR"), "\\res\\shell.efi");
 static SPLASHBMP: &str = concat!("\\", env!("BASEDIR"), "\\res\\splash.bmp");
 static UEFIFLASH: &str = concat!("\\", env!("BASEDIR"), "\\firmware\\uefiflash.efi");
@@ -77,6 +79,18 @@ fn ac_connected() -> bool {
     }
 }
 
+fn set_serial(serial: &str) -> Result<()> {
+    find(FIRMWARENSH)?;
+    let cmd = format!("{} {} serial {}", FIRMWARENSH, FIRMWAREDIR, serial);
+    let status = shell(&cmd)?;
+    if status == 0 {
+        Ok(())
+    } else {
+        println!("Set Serial Error: {}", status);
+        Err(Error::DeviceError)
+    }
+}
+
 #[derive(Clone, Copy, Debug, Eq, PartialEq)]
 enum ValidateKind {
     Found,
@@ -255,6 +269,11 @@ fn inner() -> Result<()> {
             components.clear();
             validations.clear();
             '\n'
+        } else if find(AMIDETAG).is_ok() {
+            // Skip enter if writing serial
+            components.clear();
+            validations.clear();
+            '\n'
         } else if find(UEFIFLASH).is_ok() {
             // Skip enter if flashing a meerkat
             if find(UEFIFLASHTAG).is_ok() {
@@ -296,6 +315,25 @@ fn inner() -> Result<()> {
                     println!("Failed to reset DMI: {:?}", err);
                 }
 
+                if let Ok(serial_vec) = load(SERIAL) {
+                    match String::from_utf8(serial_vec) {
+                        Ok(serial_str) => {
+                            let serial = serial_str.trim();
+                            match set_serial(&serial) {
+                                Ok(()) => {
+                                    println!("Set serial to '{}'", serial);
+                                },
+                                Err(err) => {
+                                    println!("Failed to set serial to '{}': {:?}", serial, err);
+                                }
+                            }
+                        },
+                        Err(err) => {
+                            println!("Failed to parse serial: {:?}", err);
+                        }
+                    }
+                }
+
                 if setup_menu {
                     let supported = get_os_indications_supported().unwrap_or(0);
                     if supported & 1 == 1 {