diff --git a/.github/workflows/pre-release.yml b/.github/workflows/pre-release.yml
index aa6c14b..a19eb21 100644
--- a/.github/workflows/pre-release.yml
+++ b/.github/workflows/pre-release.yml
@@ -1,10 +1,7 @@
 name: Pre Release
 
 on:
-  workflow_run:
-    workflows: ["Build"]
-    branches: [master]
-    types: [completed]
+  workflow_dispatch:
 
 jobs:
   pre-release:
diff --git a/GPClient/gpclient.cpp b/GPClient/gpclient.cpp
index 18dc4ce..966f4bf 100644
--- a/GPClient/gpclient.cpp
+++ b/GPClient/gpclient.cpp
@@ -50,7 +50,7 @@ GPClient::~GPClient()
 void GPClient::setupSettings()
 {
     settingsButton = new QPushButton(this);
-    settingsButton->setIcon(QIcon(":/images/settings_icon.svg"));
+    settingsButton->setIcon(QIcon(":/images/settings_icon.png"));
     settingsButton->setFixedSize(QSize(28, 28));
 
     QRect rect = this->geometry();
@@ -68,7 +68,7 @@ void GPClient::setupSettings()
 void GPClient::onSettingsButtonClicked()
 {
     settingsDialog->setExtraArgs(settings::get("extraArgs", "").toString());
-    settingsDialog->setClientos(settings::get("clientos", "").toString());
+    settingsDialog->setClientos(settings::get("clientos", "Linux").toString());
     settingsDialog->show();
 }
 
@@ -278,7 +278,7 @@ void GPClient::doConnect()
 // Login to the portal interface to get the portal config and preferred gateway
 void GPClient::portalLogin()
 {
-    PortalAuthenticator *portalAuth = new PortalAuthenticator(portal(), settings::get("clientos", "").toString());
+    PortalAuthenticator *portalAuth = new PortalAuthenticator(portal(), settings::get("clientos", "Linux").toString());
 
     connect(portalAuth, &PortalAuthenticator::success, this, &GPClient::onPortalSuccess);
     // Prelogin failed on the portal interface, try to treat the portal as a gateway interface
@@ -356,7 +356,7 @@ void GPClient::gatewayLogin()
     PLOGI << "Performing gateway login...";
 
     GatewayAuthenticatorParams params = GatewayAuthenticatorParams::fromPortalConfigResponse(portalConfig);
-    params.setClientos(settings::get("clientos", "").toString());
+    params.setClientos(settings::get("clientos", "Linux").toString());
 
     GatewayAuthenticator *gatewayAuth = new GatewayAuthenticator(currentGateway().address(), params);
 
diff --git a/GPClient/resources.qrc b/GPClient/resources.qrc
index f6ee3f6..a04e163 100644
--- a/GPClient/resources.qrc
+++ b/GPClient/resources.qrc
@@ -6,6 +6,6 @@
         <file>not_connected.png</file>
         <file>radio_unselected.png</file>
         <file>radio_selected.png</file>
-        <file>settings_icon.svg</file>
+        <file>settings_icon.png</file>
     </qresource>
 </RCC>
diff --git a/GPClient/settings_icon.png b/GPClient/settings_icon.png
new file mode 100644
index 0000000..619a882
Binary files /dev/null and b/GPClient/settings_icon.png differ
diff --git a/GPClient/settings_icon.svg b/GPClient/settings_icon.svg
deleted file mode 100644
index 7a6140a..0000000
--- a/GPClient/settings_icon.svg
+++ /dev/null
@@ -1,15 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Generator: Adobe Illustrator 23.0.3, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
-<svg version="1.1" id="Icons" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
-	 viewBox="0 0 32 32" style="enable-background:new 0 0 32 32;" xml:space="preserve">
-<g>
-	<path d="M16.5,19.9C16.5,19.9,16.5,19.9,16.5,19.9l3.1-3.1c0,0,0,0,0,0l2.3-2.3c2.2,0.6,4.5,0,6.2-1.6c1.8-1.8,2.3-4.4,1.4-6.8
-		c-0.1-0.3-0.4-0.5-0.7-0.6c-0.3-0.1-0.7,0-0.9,0.3L25.6,8l-1.3-0.3L24,6.4l2.2-2.2c0.2-0.2,0.3-0.6,0.3-0.9
-		c-0.1-0.3-0.3-0.6-0.6-0.7c-2.3-0.9-5-0.4-6.8,1.4c-1.6,1.6-2.2,4-1.6,6.2l-1.6,1.6l-2.6-2.6L11,5.3c-0.1-0.1-0.2-0.3-0.3-0.3
-		L6.8,2.7C6.4,2.4,5.9,2.5,5.5,2.8L2.5,5.9C2.1,6.2,2.1,6.7,2.3,7.1L4.6,11c0.1,0.1,0.2,0.3,0.3,0.3l3.7,2.2l2.6,2.6l-1.2,1.2
-		c-2.2-0.6-4.5,0-6.2,1.6c-1.8,1.8-2.3,4.4-1.4,6.8c0.1,0.3,0.4,0.5,0.7,0.6c0.3,0.1,0.7,0,0.9-0.3L6.4,24l1.3,0.3L8,25.6l-2.2,2.2
-		c-0.2,0.2-0.3,0.6-0.3,0.9c0.1,0.3,0.3,0.6,0.6,0.7c0.8,0.3,1.5,0.4,2.3,0.4c1.6,0,3.3-0.6,4.5-1.9c1.6-1.6,2.2-4,1.6-6.2
-		L16.5,19.9z"/>
-	<path d="M22.5,16.8l-6,6l6.1,6.1c0.8,0.8,1.9,1.3,3,1.3s2.2-0.4,3-1.3c0.8-0.8,1.3-1.9,1.3-3c0-1.1-0.4-2.2-1.3-3L22.5,16.8z"/>
-</g>
-</svg>