diff --git a/package.json b/package.json
index 4c545dc2a58a..633cd90f58ae 100644
--- a/package.json
+++ b/package.json
@@ -1839,7 +1839,7 @@
     "test:unit:fast:audit": "node scripts/test-unit-fast-audit.mjs",
     "test:voicecall:closedloop": "node scripts/test-voicecall-closedloop.mjs",
     "test:watch": "node scripts/test-projects.mjs --watch",
-    "test:windows:ci": "node scripts/test-projects.mjs src/shared/runtime-import.test.ts src/infra/state-migrations.legacy-session-store.test.ts src/agents/sessions/windows-git-bash-path.test.ts src/process/exec.windows.test.ts src/process/exec.windows.integration.test.ts src/process/windows-command.test.ts src/infra/windows-install-roots.test.ts src/node-host/invoke-system-run-allowlist.test.ts src/daemon/schtasks.startup-fallback.test.ts extensions/lobster/src/lobster-runner.test.ts test/scripts/format-generated-module.test.ts test/scripts/npm-runner.test.ts test/scripts/openclaw-cross-os-installer.windows.test.ts test/scripts/openclaw-cross-os-release-workflow.test.ts test/scripts/pnpm-runner.test.ts test/scripts/run-with-env.test.ts test/scripts/ts-topology.test.ts test/scripts/ui.test.ts test/scripts/vitest-process-group.test.ts",
+    "test:windows:ci": "node scripts/test-projects.mjs src/shared/runtime-import.test.ts src/infra/sqlite-snapshot.test.ts src/infra/state-migrations.legacy-session-store.test.ts src/agents/sessions/windows-git-bash-path.test.ts src/process/exec.windows.test.ts src/process/exec.windows.integration.test.ts src/process/windows-command.test.ts src/infra/windows-install-roots.test.ts src/node-host/invoke-system-run-allowlist.test.ts src/daemon/schtasks.startup-fallback.test.ts extensions/lobster/src/lobster-runner.test.ts test/scripts/format-generated-module.test.ts test/scripts/npm-runner.test.ts test/scripts/openclaw-cross-os-installer.windows.test.ts test/scripts/openclaw-cross-os-release-workflow.test.ts test/scripts/pnpm-runner.test.ts test/scripts/run-with-env.test.ts test/scripts/ts-topology.test.ts test/scripts/ui.test.ts test/scripts/vitest-process-group.test.ts",
     "tool-display:check": "node --import tsx scripts/tool-display.ts --check",
     "tool-display:write": "node --import tsx scripts/tool-display.ts --write",
     "ts-topology": "node --import tsx scripts/ts-topology.ts",
diff --git a/src/infra/sqlite-snapshot.test.ts b/src/infra/sqlite-snapshot.test.ts
index c508e7284e90..fefc97cb284a 100644
--- a/src/infra/sqlite-snapshot.test.ts
+++ b/src/infra/sqlite-snapshot.test.ts
@@ -72,6 +72,42 @@ describe("createVerifiedSqliteSnapshot", () => {
     },
   );
 
+  it.runIf(process.platform === "win32")(
+    "snapshots when its private staging path exceeds MAX_PATH",
+    async () => {
+      const tempDir = await createTempDir();
+      let targetDirectory = tempDir;
+      while (targetDirectory.length < 205) {
+        targetDirectory = path.join(targetDirectory, `segment-${"x".repeat(24)}`);
+      }
+      await fs.mkdir(targetDirectory, { recursive: true });
+      const sourcePath = path.join(tempDir, "source.sqlite");
+      const targetPath = path.join(targetDirectory, "snapshot.sqlite");
+      const longestStagingPath = path.join(
+        targetDirectory,
+        `.sqlite-publish-${"0".repeat(36)}-${"0".repeat(36)}`,
+        "database.sqlite",
+      );
+      expect(targetPath.length).toBeLessThan(260);
+      expect(longestStagingPath.length).toBeGreaterThan(260);
+      const sqlite = requireNodeSqlite();
+      const source = new sqlite.DatabaseSync(sourcePath);
+      source.exec("CREATE TABLE records (value TEXT NOT NULL); INSERT INTO records VALUES ('ok');");
+      source.close();
+
+      await expect(createVerifiedSqliteSnapshot({ sourcePath, targetPath })).resolves.toEqual({
+        path: targetPath,
+        userVersion: 0,
+      });
+      const snapshot = new sqlite.DatabaseSync(targetPath, { readOnly: true });
+      try {
+        expect(snapshot.prepare("SELECT value FROM records").get()).toEqual({ value: "ok" });
+      } finally {
+        snapshot.close();
+      }
+    },
+  );
+
   it("captures committed WAL state and removes deleted page contents", async () => {
     const tempDir = await createTempDir();
     const sourcePath = path.join(tempDir, "source.sqlite");
diff --git a/src/infra/sqlite-snapshot.ts b/src/infra/sqlite-snapshot.ts
index ca8bd2191738..80304261ee31 100644
--- a/src/infra/sqlite-snapshot.ts
+++ b/src/infra/sqlite-snapshot.ts
@@ -16,6 +16,16 @@ import { readSqliteUserVersion } from "./sqlite-user-version.js";
 
 const SQLITE_DIRECTORY_MODE = 0o700;
 const WINDOWS_DIRECTORY_EXISTS_MARKER = "OPENCLAW_SQLITE_DIRECTORY_EXISTS";
+
+function resolveSqliteFilesystemPath(pathname: string): string {
+  if (process.platform !== "win32") {
+    return pathname;
+  }
+  // Node normalizes long paths for fs, but DatabaseSync and VACUUM INTO pass
+  // filesystem names directly to SQLite's Windows VFS.
+  return path.toNamespacedPath(path.resolve(pathname));
+}
+
 // Managed directory creation accepts existing paths. CreateDirectoryW applies the
 // protected DACL atomically while preserving fail-if-exists semantics.
 const WINDOWS_PRIVATE_DIRECTORY_NATIVE_SOURCE = `
@@ -122,7 +132,9 @@ export async function createPrivateSqliteDirectory(directoryPath: string): Promi
     await fs.mkdir(directoryPath, { mode: SQLITE_DIRECTORY_MODE });
     return;
   }
-  const encodedPath = Buffer.from(directoryPath, "utf8").toString("base64");
+  // This raw Win32 call bypasses Node's automatic long-path normalization.
+  const nativeDirectoryPath = path.toNamespacedPath(path.resolve(directoryPath));
+  const encodedPath = Buffer.from(nativeDirectoryPath, "utf8").toString("base64");
   const encodedNativeSource = Buffer.from(WINDOWS_PRIVATE_DIRECTORY_NATIVE_SOURCE, "utf8").toString(
     "base64",
   );
@@ -787,7 +799,7 @@ export async function createVerifiedSqliteSnapshot(
   const sqlite = requireNodeSqlite();
   let stagedIdentity: Stats | undefined;
   try {
-    const source = new sqlite.DatabaseSync(options.sourcePath, {
+    const source = new sqlite.DatabaseSync(resolveSqliteFilesystemPath(options.sourcePath), {
       allowExtension: true,
       readOnly: true,
     });
@@ -796,13 +808,15 @@ export async function createVerifiedSqliteSnapshot(
       await loadSqliteVecExtension({ db: source });
       assertSqliteIntegrity(source, options.sourcePath);
       options.validate?.(source, options.sourcePath);
-      source.prepare("VACUUM INTO ?").run(stagedPath);
+      source.prepare("VACUUM INTO ?").run(resolveSqliteFilesystemPath(stagedPath));
     } finally {
       source.close();
     }
 
     await fs.chmod(stagedPath, 0o600);
-    const snapshot = new sqlite.DatabaseSync(stagedPath, { allowExtension: true });
+    const snapshot = new sqlite.DatabaseSync(resolveSqliteFilesystemPath(stagedPath), {
+      allowExtension: true,
+    });
     try {
       snapshot.exec("PRAGMA busy_timeout = 30000; PRAGMA trusted_schema = OFF;");
       await loadSqliteVecExtension({ db: snapshot });
@@ -827,7 +841,7 @@ export async function createVerifiedSqliteSnapshot(
         beforePublish: options.beforePublish,
         afterPublish: options.afterPublish,
         validatePublished: async (publishedPath) => {
-          const published = new sqlite.DatabaseSync(publishedPath, {
+          const published = new sqlite.DatabaseSync(resolveSqliteFilesystemPath(publishedPath), {
             allowExtension: true,
             readOnly: true,
           });
diff --git a/test/package-scripts.test.ts b/test/package-scripts.test.ts
index acec2cecd921..11e152b6c482 100644
--- a/test/package-scripts.test.ts
+++ b/test/package-scripts.test.ts
@@ -175,6 +175,12 @@ describe("package scripts", () => {
     );
   });
 
+  it("runs SQLite snapshot path coverage in Windows CI", () => {
+    expect(readPackageJson().scripts["test:windows:ci"]).toContain(
+      "src/infra/sqlite-snapshot.test.ts",
+    );
+  });
+
   it("runs cross-OS installer behavior coverage in Windows CI", () => {
     expect(readPackageJson().scripts["test:windows:ci"]).toContain(
       "test/scripts/openclaw-cross-os-installer.windows.test.ts",