diff --git a/Changelog.md b/Changelog.md
index b649d4d..c93c74d 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -9,6 +9,7 @@ ElectronNET.CLI:
 ElectronNET.API:
 
 * New Feature: Implement full support for Auto Updater [(Based on electron-updater - Version 4.0.6)](https://www.electron.build/auto-update)
+* New Feature: Support for set a custom static Port to ASP.NET Backend [\#155](https://github.com/ElectronNET/Electron.NET/issues/155)
 * Fixed bug: Electron tray icon TypeError ([Electron original issue](https://github.com/electron/electron/issues/7657)) (thanks [Tum4ik](https://github.com/Tum4ik))
 * Fixed bug: Wrong tray icon path in the application built via `electronize build` command (thanks [Tum4ik](https://github.com/Tum4ik))
 * Fixed bug: fix async issue where same port is considered open [\#261](https://github.com/ElectronNET/Electron.NET/issues/261) (thanks [netpoetica](https://github.com/netpoetica))
diff --git a/ElectronNET.Host/api/tray.js.map b/ElectronNET.Host/api/tray.js.map
index 8da2e9f..c27f3d3 100644
--- a/ElectronNET.Host/api/tray.js.map
+++ b/ElectronNET.Host/api/tray.js.map
@@ -1 +1 @@
-{"version":3,"file":"tray.js","sourceRoot":"","sources":["tray.ts"],"names":[],"mappings":";AAAA,uCAAmD;AACnD,MAAM,IAAI,GAAG,OAAO,CAAC,MAAM,CAAC,CAAC;AAC7B,IAAI,IAAmB,CAAC;AACxB,IAAI,cAAc,CAAC;AAEnB,iBAAS,CAAC,MAAuB,EAAE,EAAE;IACjC,cAAc,GAAG,MAAM,CAAC;IACxB,MAAM,CAAC,EAAE,CAAC,qBAAqB,EAAE,CAAC,EAAE,EAAE,EAAE;QACpC,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,EAAE,CAAC,OAAO,EAAE,CAAC,KAAK,EAAE,MAAM,EAAE,EAAE;gBAC/B,cAAc,CAAC,IAAI,CAAC,kBAAkB,GAAG,EAAE,EAAE,CAAO,KAAM,CAAC,SAAS,EAAE,MAAM,CAAC,CAAC,CAAC;YACnF,CAAC,CAAC,CAAC;SACN;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,2BAA2B,EAAE,CAAC,EAAE,EAAE,EAAE;QAC1C,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,EAAE,CAAC,aAAa,EAAE,CAAC,KAAK,EAAE,MAAM,EAAE,EAAE;gBACrC,cAAc,CAAC,IAAI,CAAC,wBAAwB,GAAG,EAAE,EAAE,CAAO,KAAM,CAAC,SAAS,EAAE,MAAM,CAAC,CAAC,CAAC;YACzF,CAAC,CAAC,CAAC;SACN;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,4BAA4B,EAAE,CAAC,EAAE,EAAE,EAAE;QAC3C,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,EAAE,CAAC,cAAc,EAAE,CAAC,KAAK,EAAE,MAAM,EAAE,EAAE;gBACtC,cAAc,CAAC,IAAI,CAAC,yBAAyB,GAAG,EAAE,EAAE,CAAO,KAAM,CAAC,SAAS,EAAE,MAAM,CAAC,CAAC,CAAC;YAC1F,CAAC,CAAC,CAAC;SACN;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,4BAA4B,EAAE,CAAC,EAAE,EAAE,EAAE;QAC3C,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,EAAE,CAAC,cAAc,EAAE,GAAG,EAAE;gBACzB,cAAc,CAAC,IAAI,CAAC,yBAAyB,GAAG,EAAE,CAAC,CAAC;YACxD,CAAC,CAAC,CAAC;SACN;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,6BAA6B,EAAE,CAAC,EAAE,EAAE,EAAE;QAC5C,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,EAAE,CAAC,eAAe,EAAE,GAAG,EAAE;gBAC1B,cAAc,CAAC,IAAI,CAAC,0BAA0B,GAAG,EAAE,CAAC,CAAC;YACzD,CAAC,CAAC,CAAC;SACN;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,8BAA8B,EAAE,CAAC,EAAE,EAAE,EAAE;QAC7C,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,EAAE,CAAC,gBAAgB,EAAE,GAAG,EAAE;gBAC3B,cAAc,CAAC,IAAI,CAAC,2BAA2B,GAAG,EAAE,CAAC,CAAC;YAC1D,CAAC,CAAC,CAAC;SACN;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,aAAa,EAAE,CAAC,KAAK,EAAE,SAAS,EAAE,EAAE;QAC1C,MAAM,IAAI,GAAG,eAAI,CAAC,iBAAiB,CAAC,SAAS,CAAC,CAAC;QAE/C,yBAAyB,CAAC,IAAI,CAAC,KAAK,EAAE,CAAC,EAAE,EAAE,EAAE;YACzC,cAAc,CAAC,IAAI,CAAC,qBAAqB,EAAE,EAAE,CAAC,CAAC;QACnD,CAAC,CAAC,CAAC;QAEH,MAAM,SAAS,GAAG,IAAI,CAAC,IAAI,CAAC,SAAS,CAAC,OAAO,CAAC,KAAK,EAAE,EAAE,CAAC,EAAE,KAAK,EAAE,KAAK,CAAC,CAAC;QAExE,IAAI,GAAG,IAAI,eAAI,CAAC,SAAS,CAAC,CAAC;QAC3B,IAAI,CAAC,cAAc,CAAC,IAAI,CAAC,CAAC;IAC9B,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,cAAc,EAAE,GAAG,EAAE;QAC3B,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,OAAO,EAAE,CAAC;SAClB;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,eAAe,EAAE,CAAC,KAAK,EAAE,EAAE;QACjC,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,QAAQ,CAAC,KAAK,CAAC,CAAC;SACxB;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,sBAAsB,EAAE,CAAC,KAAK,EAAE,EAAE;QACxC,IAAI,IAAI,EAAE;YACN,MAAM,GAAG,GAAG,sBAAW,CAAC,cAAc,CAAC,KAAK,CAAC,CAAC;YAC9C,IAAI,CAAC,eAAe,CAAC,GAAG,CAAC,CAAC;SAC7B;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,iBAAiB,EAAE,CAAC,OAAO,EAAE,EAAE;QACrC,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,UAAU,CAAC,OAAO,CAAC,CAAC;SAC5B;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,eAAe,EAAE,CAAC,KAAK,EAAE,EAAE;QACjC,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,QAAQ,CAAC,KAAK,CAAC,CAAC;SACxB;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,uBAAuB,EAAE,CAAC,IAAI,EAAE,EAAE;QACxC,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,gBAAgB,CAAC,IAAI,CAAC,CAAC;SAC/B;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,qBAAqB,EAAE,CAAC,OAAO,EAAE,EAAE;QACzC,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,cAAc,CAAC,OAAO,CAAC,CAAC;SAChC;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,kBAAkB,EAAE,GAAG,EAAE;QAC/B,IAAI,IAAI,EAAE;YACN,MAAM,WAAW,GAAG,IAAI,CAAC,WAAW,EAAE,CAAC;YACvC,cAAc,CAAC,IAAI,CAAC,2BAA2B,EAAE,WAAW,CAAC,CAAC;SACjE;IACL,CAAC,CAAC,CAAC;IAEH,SAAS,yBAAyB,CAAC,SAAS,EAAE,QAAQ;QAClD,SAAS,CAAC,OAAO,CAAC,CAAC,IAAI,EAAE,EAAE;YACvB,IAAI,IAAI,CAAC,OAAO,IAAI,IAAI,CAAC,OAAO,CAAC,KAAK,CAAC,MAAM,GAAG,CAAC,EAAE;gBAC/C,yBAAyB,CAAC,IAAI,CAAC,OAAO,CAAC,KAAK,EAAE,QAAQ,CAAC,CAAC;aAC3D;YAED,IAAI,IAAI,IAAI,IAAI,IAAI,IAAI,CAAC,EAAE,EAAE;gBACzB,IAAI,CAAC,KAAK,GAAG,GAAG,EAAE,GAAG,QAAQ,CAAC,IAAI,CAAC,EAAE,CAAC,CAAC,CAAC,CAAC,CAAC;aAC7C;QACL,CAAC,CAAC,CAAC;IACP,CAAC;AACL,CAAC,CAAC"}
\ No newline at end of file
+{"version":3,"file":"tray.js","sourceRoot":"","sources":["tray.ts"],"names":[],"mappings":";AAAA,uCAAmD;AACnD,MAAM,IAAI,GAAG,OAAO,CAAC,MAAM,CAAC,CAAC;AAC7B,IAAI,IAAmB,CAAC;AACxB,IAAI,cAAc,CAAC;AAEnB,iBAAS,CAAC,MAAuB,EAAE,EAAE;IACjC,cAAc,GAAG,MAAM,CAAC;IACxB,MAAM,CAAC,EAAE,CAAC,qBAAqB,EAAE,CAAC,EAAE,EAAE,EAAE;QACpC,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,EAAE,CAAC,OAAO,EAAE,CAAC,KAAK,EAAE,MAAM,EAAE,EAAE;gBAC/B,cAAc,CAAC,IAAI,CAAC,kBAAkB,GAAG,EAAE,EAAE,CAAO,KAAM,CAAC,SAAS,EAAE,MAAM,CAAC,CAAC,CAAC;YACnF,CAAC,CAAC,CAAC;SACN;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,2BAA2B,EAAE,CAAC,EAAE,EAAE,EAAE;QAC1C,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,EAAE,CAAC,aAAa,EAAE,CAAC,KAAK,EAAE,MAAM,EAAE,EAAE;gBACrC,cAAc,CAAC,IAAI,CAAC,wBAAwB,GAAG,EAAE,EAAE,CAAO,KAAM,CAAC,SAAS,EAAE,MAAM,CAAC,CAAC,CAAC;YACzF,CAAC,CAAC,CAAC;SACN;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,4BAA4B,EAAE,CAAC,EAAE,EAAE,EAAE;QAC3C,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,EAAE,CAAC,cAAc,EAAE,CAAC,KAAK,EAAE,MAAM,EAAE,EAAE;gBACtC,cAAc,CAAC,IAAI,CAAC,yBAAyB,GAAG,EAAE,EAAE,CAAO,KAAM,CAAC,SAAS,EAAE,MAAM,CAAC,CAAC,CAAC;YAC1F,CAAC,CAAC,CAAC;SACN;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,4BAA4B,EAAE,CAAC,EAAE,EAAE,EAAE;QAC3C,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,EAAE,CAAC,cAAc,EAAE,GAAG,EAAE;gBACzB,cAAc,CAAC,IAAI,CAAC,yBAAyB,GAAG,EAAE,CAAC,CAAC;YACxD,CAAC,CAAC,CAAC;SACN;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,6BAA6B,EAAE,CAAC,EAAE,EAAE,EAAE;QAC5C,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,EAAE,CAAC,eAAe,EAAE,GAAG,EAAE;gBAC1B,cAAc,CAAC,IAAI,CAAC,0BAA0B,GAAG,EAAE,CAAC,CAAC;YACzD,CAAC,CAAC,CAAC;SACN;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,8BAA8B,EAAE,CAAC,EAAE,EAAE,EAAE;QAC7C,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,EAAE,CAAC,gBAAgB,EAAE,GAAG,EAAE;gBAC3B,cAAc,CAAC,IAAI,CAAC,2BAA2B,GAAG,EAAE,CAAC,CAAC;YAC1D,CAAC,CAAC,CAAC;SACN;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,aAAa,EAAE,CAAC,KAAK,EAAE,SAAS,EAAE,EAAE;QAC1C,MAAM,IAAI,GAAG,eAAI,CAAC,iBAAiB,CAAC,SAAS,CAAC,CAAC;QAE/C,yBAAyB,CAAC,IAAI,CAAC,KAAK,EAAE,CAAC,EAAE,EAAE,EAAE;YACzC,cAAc,CAAC,IAAI,CAAC,qBAAqB,EAAE,EAAE,CAAC,CAAC;QACnD,CAAC,CAAC,CAAC;QAEH,MAAM,QAAQ,GAAG,sBAAW,CAAC,cAAc,CAAC,KAAK,CAAC,CAAC;QAEnD,IAAI,GAAG,IAAI,eAAI,CAAC,QAAQ,CAAC,CAAC;QAC1B,IAAI,CAAC,cAAc,CAAC,IAAI,CAAC,CAAC;IAC9B,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,cAAc,EAAE,GAAG,EAAE;QAC3B,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,OAAO,EAAE,CAAC;SAClB;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,eAAe,EAAE,CAAC,KAAK,EAAE,EAAE;QACjC,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,QAAQ,CAAC,KAAK,CAAC,CAAC;SACxB;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,sBAAsB,EAAE,CAAC,KAAK,EAAE,EAAE;QACxC,IAAI,IAAI,EAAE;YACN,MAAM,GAAG,GAAG,sBAAW,CAAC,cAAc,CAAC,KAAK,CAAC,CAAC;YAC9C,IAAI,CAAC,eAAe,CAAC,GAAG,CAAC,CAAC;SAC7B;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,iBAAiB,EAAE,CAAC,OAAO,EAAE,EAAE;QACrC,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,UAAU,CAAC,OAAO,CAAC,CAAC;SAC5B;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,eAAe,EAAE,CAAC,KAAK,EAAE,EAAE;QACjC,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,QAAQ,CAAC,KAAK,CAAC,CAAC;SACxB;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,uBAAuB,EAAE,CAAC,IAAI,EAAE,EAAE;QACxC,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,gBAAgB,CAAC,IAAI,CAAC,CAAC;SAC/B;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,qBAAqB,EAAE,CAAC,OAAO,EAAE,EAAE;QACzC,IAAI,IAAI,EAAE;YACN,IAAI,CAAC,cAAc,CAAC,OAAO,CAAC,CAAC;SAChC;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,kBAAkB,EAAE,GAAG,EAAE;QAC/B,IAAI,IAAI,EAAE;YACN,MAAM,WAAW,GAAG,IAAI,CAAC,WAAW,EAAE,CAAC;YACvC,cAAc,CAAC,IAAI,CAAC,2BAA2B,EAAE,WAAW,CAAC,CAAC;SACjE;IACL,CAAC,CAAC,CAAC;IAEH,SAAS,yBAAyB,CAAC,SAAS,EAAE,QAAQ;QAClD,SAAS,CAAC,OAAO,CAAC,CAAC,IAAI,EAAE,EAAE;YACvB,IAAI,IAAI,CAAC,OAAO,IAAI,IAAI,CAAC,OAAO,CAAC,KAAK,CAAC,MAAM,GAAG,CAAC,EAAE;gBAC/C,yBAAyB,CAAC,IAAI,CAAC,OAAO,CAAC,KAAK,EAAE,QAAQ,CAAC,CAAC;aAC3D;YAED,IAAI,IAAI,IAAI,IAAI,IAAI,IAAI,CAAC,EAAE,EAAE;gBACzB,IAAI,CAAC,KAAK,GAAG,GAAG,EAAE,GAAG,QAAQ,CAAC,IAAI,CAAC,EAAE,CAAC,CAAC,CAAC,CAAC,CAAC;aAC7C;QACL,CAAC,CAAC,CAAC;IACP,CAAC;AACL,CAAC,CAAC"}
\ No newline at end of file
diff --git a/ElectronNET.Host/main.js b/ElectronNET.Host/main.js
index 8a87ada..397dd44 100644
--- a/ElectronNET.Host/main.js
+++ b/ElectronNET.Host/main.js
@@ -12,7 +12,7 @@ let splashScreen, hostHook;
 const currentBinPath = path.join(__dirname.replace('app.asar', ''), 'bin');
 const manifestJsonFilePath = path.join(currentBinPath, 'electron.manifest.json');
 const manifestJsonFile = require(manifestJsonFilePath);
-if (manifestJsonFile.singleInstance) {
+if (manifestJsonFile.singleInstance || manifestJsonFile.aspCoreBackendPort) {
     const mainInstance = app.requestSingleInstanceLock();
     app.on('second-instance', () => {
         const windows = BrowserWindow.getAllWindows();
@@ -145,12 +145,19 @@ function isModuleAvailable(name) {
 }
 
 function startAspCoreBackend(electronPort) {
+    if(manifestJsonFile.aspCoreBackendPort) {
+        startBackend(manifestJsonFile.aspCoreBackendPort)
+    } else {
+        // hostname needs to be localhost, otherwise Windows Firewall will be triggered.
+        portscanner.findAPortNotInUse(8000, 65535, 'localhost', function (error, electronWebPort) {
+            startBackend(electronWebPort);
+        });
+    }
 
-    // hostname needs to be localhost, otherwise Windows Firewall will be triggered.
-    portscanner.findAPortNotInUse(8000, 65535, 'localhost', function (error, electronWebPort) {
-        console.log('ASP.NET Core Port: ' + electronWebPort);
-        loadURL = `http://localhost:${electronWebPort}`;
-        const parameters = [`/electronPort=${electronPort}`, `/electronWebPort=${electronWebPort}`];
+    function startBackend(aspCoreBackendPort) {
+        console.log('ASP.NET Core Port: ' + aspCoreBackendPort);
+        loadURL = `http://localhost:${aspCoreBackendPort}`;
+        const parameters = [`/electronPort=${electronPort}`, `/electronWebPort=${aspCoreBackendPort}`];
         let binaryFile = manifestJsonFile.executable;
 
         const os = require('os');
@@ -165,5 +172,5 @@ function startAspCoreBackend(electronPort) {
         apiProcess.stdout.on('data', (data) => {
             console.log(`stdout: ${data.toString()}`);
         });
-    });
+    }
 }