diff --git a/platform/windows/build-windows-release.sh b/platform/windows/build-windows-release.sh
new file mode 100755
index 0000000..702aa3d
--- /dev/null
+++ b/platform/windows/build-windows-release.sh
@@ -0,0 +1,37 @@
+#!/usr/bin/env bash
+# Linux/macOS equivalent of build-windows.ps1: cross-compile the Windows release
+# (CLI + windowless helper), stage scripts, build the NSIS release installer
+# (installer-windows.nsi) and a portable .zip for amd64 and arm64.
+# Usage: platform/windows/build-windows-release.sh            # VERSION from internal/job/job.go
+#        VERSION=0.3.4 ARCHES="amd64" platform/windows/build-windows-release.sh
+# Needs: go, makensis (apt install nsis / brew install nsis), zip.
+# Output is unsigned; Authenticode signing is a separate step.
+set -euo pipefail
+ROOT="$(cd "$(dirname "$0")/../.." && pwd)"
+WIN="$ROOT/platform/windows"
+VERSION="${VERSION:-$(grep -E 'HelperVersion\s*=' "$ROOT/internal/job/job.go" | head -1 | sed -E 's/.*"([^"]+)".*/\1/')}"
+ARCHES="${ARCHES:-amd64 arm64}"
+OUT="${OUT:-$ROOT/dist/windows}"
+MAKENSIS="${MAKENSIS:-$(command -v makensis || echo /opt/homebrew/bin/makensis)}"
+SHA="$(command -v sha256sum || echo 'shasum -a 256')"
+[[ -x "$MAKENSIS" ]] || { echo "makensis not found" >&2; exit 1; }
+mkdir -p "$OUT"
+cd "$ROOT"
+echo "==> go test (host)"; go test ./internal/... ./cmd/...
+for arch in $ARCHES; do
+  stage="$OUT/stage-$arch"; rm -rf "$stage"; mkdir -p "$stage/scripts"
+  echo "==> windows/$arch $VERSION"
+  CGO_ENABLED=0 GOOS=windows GOARCH="$arch" go build -trimpath -ldflags "-s -w" -o "$stage/verae-print.exe" ./cmd/verae-print
+  CGO_ENABLED=0 GOOS=windows GOARCH="$arch" go build -trimpath -ldflags "-s -w -H windowsgui" -o "$stage/verae-printhelper.exe" ./cmd/verae-print
+  cp "$WIN"/scripts/*.ps1 "$stage/scripts/"
+  cp "$WIN/LICENSE.txt" "$WIN/README-WINDOWS.txt" "$stage/"
+  "$MAKENSIS" -V2 -DVERSION="$VERSION" -DARCH="$arch" -DSRCDIR="$stage" -DOUTDIR="$OUT" "$WIN/installer-windows.nsi"
+  setup="$OUT/VeraePrintStamp-windows-$arch-$VERSION-setup.exe"
+  [[ -f "$setup" ]] || { echo "missing $setup" >&2; exit 1; }
+  cp -f "$setup" "$OUT/VeraePrintStamp-windows-$arch-setup.exe"
+  zdir="VeraePrintStamp-windows-$arch-$VERSION"
+  rm -rf "$OUT/$zdir" "$OUT/$zdir.zip"; cp -r "$stage" "$OUT/$zdir"
+  (cd "$OUT" && zip -qr "$zdir.zip" "$zdir" && cp -f "$zdir.zip" "VeraePrintStamp-windows-$arch.zip" && rm -rf "$zdir")
+done
+(cd "$OUT" && $SHA VeraePrintStamp-windows-*.exe VeraePrintStamp-windows-*.zip | tee SHA256SUMS)
+ls -l "$OUT"/VeraePrintStamp-windows-*
diff --git a/platform/windows/build-windows.ps1 b/platform/windows/build-windows.ps1
index 41b68ca..8371967 100644
--- a/platform/windows/build-windows.ps1
+++ b/platform/windows/build-windows.ps1
@@ -1,6 +1,6 @@
 # Build the Windows installer natively on Windows (Go + NSIS).
 # Usage: powershell -ExecutionPolicy Bypass -File platform\windows\build-windows.ps1 [-Arch amd64|arm64]
-param([string]$Arch = "amd64", [string]$Version = "0.3.2")
+param([string]$Arch = "amd64", [string]$Version = "0.3.4")
 $ErrorActionPreference = "Stop"
 $Root = (Resolve-Path (Join-Path $PSScriptRoot "..\..")).Path
 $Out  = Join-Path $Root "dist\windows"
diff --git a/platform/windows/installer-windows.nsi b/platform/windows/installer-windows.nsi
index d4196b9..f2ac8ca 100644
--- a/platform/windows/installer-windows.nsi
+++ b/platform/windows/installer-windows.nsi
@@ -7,7 +7,7 @@
 ; Logging: one concise %ProgramData%\Verae\logs\installer-<time>.log with errors and
 ; the per-step result summary. (Start > Verae > Collect diagnostics for troubleshooting.)
 !ifndef VERSION
-  !define VERSION "0.3.2"
+  !define VERSION "0.3.4"
 !endif
 !ifndef ARCH
   !define ARCH "amd64"
diff --git a/site/printit.verae.ai/DOWNLOADS-MANIFEST.txt b/site/printit.verae.ai/DOWNLOADS-MANIFEST.txt
index 59e237c..e650218 100644
--- a/site/printit.verae.ai/DOWNLOADS-MANIFEST.txt
+++ b/site/printit.verae.ai/DOWNLOADS-MANIFEST.txt
@@ -1,11 +1,9 @@
-total 164968
-drwxr-xr-x 2 marchon marchon     4096 Oct  3 15:36 .
-drwxr-xr-x 5 marchon marchon     4096 Oct  4 08:19 ..
--rw-r--r-- 1 marchon marchon     2981 Oct  3 15:36 SHA256SUMS
--rw-r--r-- 1 marchon marchon  2483600 Oct  3 00:08 verae-print_0.1.2_amd64.deb
--rw-r--r-- 1 marchon marchon  2114536 Oct  3 00:08 verae-print_0.1.2_arm64.deb
--rw-r--r-- 1 marchon marchon  2483600 Oct  3 00:08 verae-print_amd64.deb
--rw-r--r-- 1 marchon marchon  2114536 Oct  3 00:08 verae-print_arm64.deb
+total 207184
+drwxr-xr-x 2 marchon marchon     4096 Oct  9 03:48 .
+drwxr-xr-x 5 marchon marchon     4096 Oct  9 03:48 ..
+-rw-r--r-- 1 marchon marchon     3724 Oct  9 03:48 SHA256SUMS
+-rw-r--r-- 1 marchon marchon     2981 Oct  4 08:57 SHA256SUMS.bak-20261004-deb033
+-rw-r--r-- 1 marchon marchon     3206 Oct  4 09:16 SHA256SUMS.bak-20261004-deb034
 -rw-r--r-- 1 marchon marchon 18606858 Oct  3 00:00 VeraePrintStamp-0.1.2.pkg
 -rw-r--r-- 1 marchon marchon 19787377 Oct  3 14:45 VeraePrintStamp-0.3.1.pkg
 -rw-r--r-- 1 marchon marchon 19816111 Oct  3 15:36 VeraePrintStamp-0.3.2.pkg
@@ -22,21 +20,30 @@ drwxr-xr-x 5 marchon marchon     4096 Oct  4 08:19 ..
 -rw-r--r-- 1 marchon marchon  3219570 Oct  3 00:04 VeraePrintStamp-windows-amd64-0.1.2.zip
 -rw-r--r-- 1 marchon marchon  6092955 Oct  3 14:45 VeraePrintStamp-windows-amd64-0.3.1-setup.exe
 -rw-r--r-- 1 marchon marchon  6105599 Oct  3 15:36 VeraePrintStamp-windows-amd64-0.3.2-setup.exe
--rw-r--r-- 1 marchon marchon  6105599 Oct  3 15:36 VeraePrintStamp-windows-amd64-setup.exe
--rw-r--r-- 1 marchon marchon  3219570 Oct  3 00:04 VeraePrintStamp-windows-amd64.zip
+-rw-r--r-- 1 marchon marchon  5708320 Oct  9 03:48 VeraePrintStamp-windows-amd64-0.3.4-setup.exe
+-rw-r--r-- 1 marchon marchon  7133407 Oct  9 03:48 VeraePrintStamp-windows-amd64-0.3.4.zip
+-rw-r--r-- 1 marchon marchon  5708320 Oct  9 03:48 VeraePrintStamp-windows-amd64-setup.exe
+-rw-r--r-- 1 marchon marchon  7133407 Oct  9 03:48 VeraePrintStamp-windows-amd64.zip
 -rw-r--r-- 1 marchon marchon  2217567 Oct  3 00:08 VeraePrintStamp-windows-arm64-0.1.2-setup.exe
 -rw-r--r-- 1 marchon marchon  2865633 Oct  3 00:04 VeraePrintStamp-windows-arm64-0.1.2.zip
--rw-r--r-- 1 marchon marchon  2217567 Oct  3 00:08 VeraePrintStamp-windows-arm64-setup.exe
--rw-r--r-- 1 marchon marchon  2865633 Oct  3 00:04 VeraePrintStamp-windows-arm64.zip
+-rw-r--r-- 1 marchon marchon  2527896 Oct  9 03:48 VeraePrintStamp-windows-arm64-0.3.4-setup.exe
+-rw-r--r-- 1 marchon marchon  6359539 Oct  9 03:48 VeraePrintStamp-windows-arm64-0.3.4.zip
+-rw-r--r-- 1 marchon marchon  2527896 Oct  9 03:48 VeraePrintStamp-windows-arm64-setup.exe
+-rw-r--r-- 1 marchon marchon  6359539 Oct  9 03:48 VeraePrintStamp-windows-arm64.zip
 -rw-r--r-- 1 marchon marchon  9198592 Oct  3 14:45 verae-print-windows-amd64-0.3.1.exe
 -rw-r--r-- 1 marchon marchon  9216512 Oct  3 15:36 verae-print-windows-amd64-0.3.2.exe
-# Verae Print Stamp — printit.verae.ai (latest: 0.3.2 for Windows amd64, macOS, Linux; Windows arm64, .deb and .zip are 0.1.2)
+-rw-r--r-- 1 marchon marchon  8634368 Oct  9 03:48 verae-print-windows-amd64-0.3.4.exe
+-rw-r--r-- 1 marchon marchon  2483600 Oct  3 00:08 verae-print_0.1.2_amd64.deb
+-rw-r--r-- 1 marchon marchon  2114536 Oct  3 00:08 verae-print_0.1.2_arm64.deb
+-rw-r--r-- 1 marchon marchon  2733956 Oct  4 09:16 verae-print_0.3.4_amd64.deb
+-rw-r--r-- 1 marchon marchon  2328692 Oct  4 09:16 verae-print_0.3.4_arm64.deb
+-rw-r--r-- 1 marchon marchon  2733956 Oct  4 09:16 verae-print_amd64.deb
+-rw-r--r-- 1 marchon marchon  2328692 Oct  4 09:16 verae-print_arm64.deb
+# Verae Print Stamp — printit.verae.ai (latest: 0.3.4 for Windows amd64/arm64 (setup + zip) and Linux .deb; 0.3.2 for macOS and Linux tarballs)
 56cb72d8d65c5d2e1292b0a05f235ded0a267e66530229a53980887fc5de1b72  verae-print-windows-amd64-0.3.1.exe
 aa2e7f1843ccbd4d466c66e92a5460f0e3d499e6af0dcba2f93cbd49bc2012e5  verae-print-windows-amd64-0.3.2.exe
 079482b38ae3b49b268863209e309bb35072a3ec136f076f0ec5062d67a7c26e  verae-print_0.1.2_amd64.deb
 f4e77bb3a300563882a100ab667e6e6fdff4a82a4254c04cb4c658f677fe2ca5  verae-print_0.1.2_arm64.deb
-079482b38ae3b49b268863209e309bb35072a3ec136f076f0ec5062d67a7c26e  verae-print_amd64.deb
-f4e77bb3a300563882a100ab667e6e6fdff4a82a4254c04cb4c658f677fe2ca5  verae-print_arm64.deb
 403642bb889d6057b60ef70e1d5be13cbf01ec77792fac8d4bf4268e0823b8d9  VeraePrintStamp-0.1.2.pkg
 34e158f39bce31a43c50801bd9e18bb66a81c54e2e3d0db60847fdc299de3ed8  VeraePrintStamp-0.3.1.pkg
 47ef01906ed6408b2a29592a909548ace9eb0d20aa7ce7fd3f92a55ab55d8500  VeraePrintStamp-0.3.2.pkg
@@ -53,9 +60,18 @@ f4e77bb3a300563882a100ab667e6e6fdff4a82a4254c04cb4c658f677fe2ca5  verae-print_ar
 fe81e79b03402d41072050d863fa1da6a41337dd449a1bd23ebfc623edbf60e2  VeraePrintStamp-windows-amd64-0.1.2.zip
 0fc5e3c052267f9295393fdf9e68a4a101bf03fc647322a99d2daef45fc30887  VeraePrintStamp-windows-amd64-0.3.1-setup.exe
 e561af8f8c614f43237c5b97db5f5be2834009fb669c764955a06ce69b8ac987  VeraePrintStamp-windows-amd64-0.3.2-setup.exe
-e561af8f8c614f43237c5b97db5f5be2834009fb669c764955a06ce69b8ac987  VeraePrintStamp-windows-amd64-setup.exe
-fe81e79b03402d41072050d863fa1da6a41337dd449a1bd23ebfc623edbf60e2  VeraePrintStamp-windows-amd64.zip
 764ba39f7285375db5771f45452216c424d2d2a6713e48bf16fdbaa18286a9d7  VeraePrintStamp-windows-arm64-0.1.2-setup.exe
 3d4309f01f11396b0686ec1b55af7dbf8223ad6534da89864e013a024651d386  VeraePrintStamp-windows-arm64-0.1.2.zip
-764ba39f7285375db5771f45452216c424d2d2a6713e48bf16fdbaa18286a9d7  VeraePrintStamp-windows-arm64-setup.exe
-3d4309f01f11396b0686ec1b55af7dbf8223ad6534da89864e013a024651d386  VeraePrintStamp-windows-arm64.zip
+443506806b94a86ddf757183f36ccf3816dc29db20d40e3c5a4cd85e475618f7  verae-print_0.3.4_amd64.deb
+ac48db66045ecfd761a3ace972e2aab2eaad6d02f1e880004a0782727fc32547  verae-print_0.3.4_arm64.deb
+443506806b94a86ddf757183f36ccf3816dc29db20d40e3c5a4cd85e475618f7  verae-print_amd64.deb
+ac48db66045ecfd761a3ace972e2aab2eaad6d02f1e880004a0782727fc32547  verae-print_arm64.deb
+830e2fd0925c2aa7c2d6e836b2b97208254db2975e3ab6bfbffbb4280594630d  VeraePrintStamp-windows-amd64-0.3.4-setup.exe
+dac6842e3932be47ae8296069c54536760902228772d381af9283d465c912ef4  VeraePrintStamp-windows-arm64-0.3.4-setup.exe
+fb5931629f5dcc5e17351fa1e3f4372cdc0d27fe165c99c99f2430929d1ddc0e  VeraePrintStamp-windows-amd64-0.3.4.zip
+77a6f5bae5226a454d1814a4fec317e1b09b30ac8b10bb858551bc849a7c7b98  VeraePrintStamp-windows-arm64-0.3.4.zip
+be179864370ce904235735e0407cca10193622d359dd4836088c487d07c175b3  verae-print-windows-amd64-0.3.4.exe
+830e2fd0925c2aa7c2d6e836b2b97208254db2975e3ab6bfbffbb4280594630d  VeraePrintStamp-windows-amd64-setup.exe
+dac6842e3932be47ae8296069c54536760902228772d381af9283d465c912ef4  VeraePrintStamp-windows-arm64-setup.exe
+fb5931629f5dcc5e17351fa1e3f4372cdc0d27fe165c99c99f2430929d1ddc0e  VeraePrintStamp-windows-amd64.zip
+77a6f5bae5226a454d1814a4fec317e1b09b30ac8b10bb858551bc849a7c7b98  VeraePrintStamp-windows-arm64.zip
diff --git a/site/printit.verae.ai/index.html b/site/printit.verae.ai/index.html
index 8c4e14f..8244fe2 100644
--- a/site/printit.verae.ai/index.html
+++ b/site/printit.verae.ai/index.html
@@ -170,7 +170,7 @@
         <div class="row">
           <div>
             <h2>Windows</h2>
-            <p>GUI installer (NSIS) · Start Menu + PATH · finish page runs setup</p>
+            <p>GUI installer (NSIS) 0.3.4 · Start Menu + PATH · finish page runs setup</p>
           </div>
           <div class="actions">
             <a class="btn btn-primary" href="/downloads/VeraePrintStamp-windows-amd64-setup.exe">Installer x64</a>