diff --git a/index.html b/index.html
index c136623..26db8e2 100644
--- a/index.html
+++ b/index.html
@@ -96,6 +96,7 @@
             <div id="serial-page" class="">
                 <div id="serial-bar">
                     <button class="purple-button btn-restart">Restart<i class="fa-solid fa-redo"></i></button>
+                    <button class="purple-button btn-halt">Halt<i class="fa-solid fa-hand"></i></button>
                     <button class="purple-button btn-clear">Clear<i class="fa-solid fa-broom"></i></button>
                     <button class="purple-button btn-plotter">Plotter<i class="fa-solid fa-chart-line"></i></button>
                     <div id="terminal-title"></div>
diff --git a/js/common/file_dialog.js b/js/common/file_dialog.js
index 319247f..3e05266 100644
--- a/js/common/file_dialog.js
+++ b/js/common/file_dialog.js
@@ -291,8 +291,9 @@ class FileDialog extends GenericModal {
         } else if (clickedItem.getAttribute("data-type") != "folder") {
             this._getElement('fileNameField').value = clickedItem.querySelector("span").innerHTML;
         }
-
-        this._lastSelectedNode = clickedItem;
+        if (this._lastSelectedNode == null || !modifierKeys.includes(MODIFIER_SHIFT)) {
+            this._lastSelectedNode = clickedItem;
+        }
         this._setElementEnabled('okButton', !this._multipleItemsSelected() && clickedItem.getAttribute("data-type") != "bin");
         this._updateToolbar();
     }
diff --git a/js/layout.js b/js/layout.js
index bad77da..8323a67 100644
--- a/js/layout.js
+++ b/js/layout.js
@@ -139,7 +139,6 @@ function refitTerminal() {
                 if (xterm_screen) {
                     let cols = Math.floor(terminalWidth / TERMINAL_COL_WIDTH);
                     let rows = Math.floor(terminalHeight / TERMINAL_ROW_HEIGHT);
-                    console.log(rows, cols, terminalHeight, terminalWidth, TERMINAL_ROW_HEIGHT, TERMINAL_COL_WIDTH);
                     if (cols < MINIMUM_COLS) {
                         cols = MINIMUM_COLS;
                     }
diff --git a/js/script.js b/js/script.js
index f18886d..6b32d71 100644
--- a/js/script.js
+++ b/js/script.js
@@ -33,6 +33,7 @@ let unchanged = 0;
 let connectionPromise = null;
 
 const btnRestart = document.querySelector('.btn-restart');
+const btnHalt = document.querySelector('.btn-halt');
 const btnPlotter = document.querySelector('.btn-plotter');
 const btnClear = document.querySelector('.btn-clear');
 const btnConnect = document.querySelectorAll('.btn-connect');
@@ -130,6 +131,14 @@ btnRestart.addEventListener('click', async function(e) {
     }
 });
 
+// Halt Button
+btnHalt.addEventListener('click', async function(e) {
+    if (await checkConnected()) {
+        // Perform a device soft halt
+        await workflow.haltScript();
+    }
+});
+
 // Clear Button
 btnClear.addEventListener('click', async function(e) {
     if (workflow.plotterChart){
diff --git a/js/workflows/ble.js b/js/workflows/ble.js
index bf020fc..c2ad323 100644
--- a/js/workflows/ble.js
+++ b/js/workflows/ble.js
@@ -253,9 +253,14 @@ class BLEWorkflow extends Workflow {
         }
         // Is this a new connection?
         if (!this.bleDevice) {
-            let devices = await navigator.bluetooth.getDevices();
-            for (const device of devices) {
-                await this.connectToBluetoothDevice(device);
+            try {
+                let devices = await navigator.bluetooth.getDevices();
+                for (const device of devices) {
+                    await this.connectToBluetoothDevice(device);
+                }
+            } catch (error) {
+                console.error(error);
+                this.showConnectStatus(this._suggestBLEConnectActions(error));
             }
         }
     }
diff --git a/js/workflows/workflow.js b/js/workflows/workflow.js
index 30bf7e1..33c7ada 100644
--- a/js/workflows/workflow.js
+++ b/js/workflows/workflow.js
@@ -91,7 +91,11 @@ class Workflow {
     }
 
     async restartDevice() {
-        this.repl.softRestart();
+        await this.repl.softRestart();
+    }
+
+    async haltScript() {
+        await this.repl.interruptCode();
     }
 
     makeDocState(document, docChangePos) {