diff --git a/packages/bruno-app/src/components/CodeEditor/index.js b/packages/bruno-app/src/components/CodeEditor/index.js
index 9a269c3146..1292600212 100644
--- a/packages/bruno-app/src/components/CodeEditor/index.js
+++ b/packages/bruno-app/src/components/CodeEditor/index.js
@@ -84,8 +84,8 @@ export default class CodeEditor extends React.Component {
             this.searchBarRef.current?.focus();
           });
         },
-        'Cmd-H': 'replace',
-        'Ctrl-H': 'replace',
+        'Cmd-H': this.props.readOnly ? false : 'replace',
+        'Ctrl-H': this.props.readOnly ? false : 'replace',
         'Tab': function (cm) {
           cm.getSelection().includes('\n') || editor.getLine(cm.getCursor().line) == cm.getSelection()
             ? cm.execCommand('indentMore')
diff --git a/packages/bruno-app/src/components/Preferences/Keybindings/index.js b/packages/bruno-app/src/components/Preferences/Keybindings/index.js
index e3863fb8ba..f922ec0141 100644
--- a/packages/bruno-app/src/components/Preferences/Keybindings/index.js
+++ b/packages/bruno-app/src/components/Preferences/Keybindings/index.js
@@ -218,23 +218,21 @@ const RESERVED_BY_OS = {
     comboSignature(['f12']) // Dashboard (older macOS)
   ]),
   windows: new Set([
+    // System-level shortcuts (intercepted by Windows before reaching the app)
     comboSignature(['alt', 'tab']),
+    comboSignature(['alt', 'shift', 'tab']),
     comboSignature(['alt', 'f4']),
-    comboSignature(['f1']), // Windows Help
+    comboSignature(['alt', 'esc']),
+    comboSignature(['alt', 'space']),
     comboSignature(['ctrl', 'alt', 'delete']),
-    comboSignature(['command', 'l']),
-    comboSignature(['command', 'd']),
-    comboSignature(['command', 'e']),
-    comboSignature(['command', 'r']),
-    comboSignature(['command', 'i']),
-    comboSignature(['command', 's']),
-    comboSignature(['command', 'a']),
-    comboSignature(['command', 'x']),
-    comboSignature(['command', 'm']),
-    comboSignature(['command', 'tab']),
     comboSignature(['ctrl', 'shift', 'esc']),
+    // Function keys
+    comboSignature(['f1']), // Windows Help
+    comboSignature(['f11']), // Fullscreen toggle
+    comboSignature(['f12']), // DevTools
     // Undo/Redo - standard text editing shortcuts that browsers handle natively
     comboSignature(['ctrl', 'z']),
+    comboSignature(['ctrl', 'y']),
     comboSignature(['ctrl', 'shift', 'z']),
     // Toggle Developer Tools
     comboSignature(['ctrl', 'shift', 'i'])
diff --git a/packages/bruno-app/src/components/RequestTabs/RequestTab/index.js b/packages/bruno-app/src/components/RequestTabs/RequestTab/index.js
index 10a488875c..9d7b5b1705 100644
--- a/packages/bruno-app/src/components/RequestTabs/RequestTab/index.js
+++ b/packages/bruno-app/src/components/RequestTabs/RequestTab/index.js
@@ -225,7 +225,11 @@ const RequestTab = ({ tab, collection, tabIndex, collectionRequestTabs, folderUi
     if (tab.type === 'environment-settings') {
       if (collection?.environmentsDraft) {
         const { environmentUid, variables } = collection.environmentsDraft;
-        dispatch(saveEnvironment(variables, environmentUid, collection.uid));
+        if (environmentUid?.startsWith('dotenv:')) {
+          window.dispatchEvent(new Event('dotenv-save'));
+        } else {
+          dispatch(saveEnvironment(variables, environmentUid, collection.uid));
+        }
       }
     } else if (tab.type === 'global-environment-settings') {
       if (globalEnvironmentDraft) {
diff --git a/packages/bruno-app/src/components/Sidebar/NewRequest/index.js b/packages/bruno-app/src/components/Sidebar/NewRequest/index.js
index 4023d801db..f44ac7f1e5 100644
--- a/packages/bruno-app/src/components/Sidebar/NewRequest/index.js
+++ b/packages/bruno-app/src/components/Sidebar/NewRequest/index.js
@@ -316,18 +316,6 @@ const NewRequest = ({ collectionUid, item, isEphemeral, onClose }) => {
           <form
             className="bruno-form"
             onSubmit={formik.handleSubmit}
-            onKeyDown={(e) => {
-              if (e.key === 'Enter' && !e.defaultPrevented) {
-                const isTextInput
-                  = ['input', 'textarea'].includes(e.target.tagName.toLowerCase())
-                    || e.target.isContentEditable;
-
-                if (!isTextInput) {
-                  e.preventDefault();
-                  formik.handleSubmit();
-                }
-              }
-            }}
           >
             <div>
               <label htmlFor="requestName" className="block font-medium">
@@ -523,6 +511,7 @@ const NewRequest = ({ collectionUid, item, isEphemeral, onClose }) => {
                       className="flex px-2 items-center flex-grow input-container h-full min-w-0"
                     >
                       <SingleLineEditor
+                        onRun={() => formik.handleSubmit()}
                         onPaste={handlePaste}
                         placeholder="Request URL"
                         value={formik.values.requestUrl || ''}