diff --git a/packages/bruno-app/src/components/RequestPane/FormUrlEncodedParams/index.js b/packages/bruno-app/src/components/RequestPane/FormUrlEncodedParams/index.js
index 3cf5842e..6d1d5be2 100644
--- a/packages/bruno-app/src/components/RequestPane/FormUrlEncodedParams/index.js
+++ b/packages/bruno-app/src/components/RequestPane/FormUrlEncodedParams/index.js
@@ -107,6 +107,7 @@ const FormUrlEncodedParams = ({ item, collection }) => {
                             'value'
                           )
                         }
+                        allowNewlines={true}
                         onRun={handleRun}
                         collection={collection}
                       />
diff --git a/packages/bruno-app/src/components/SingleLineEditor/index.js b/packages/bruno-app/src/components/SingleLineEditor/index.js
index bee59b2d..fb3bff21 100644
--- a/packages/bruno-app/src/components/SingleLineEditor/index.js
+++ b/packages/bruno-app/src/components/SingleLineEditor/index.js
@@ -57,6 +57,7 @@ class SingleLineEditor extends Component {
   }
   componentDidMount() {
     // Initialize CodeMirror as a single line editor
+    /** @type {import("codemirror").Editor} */
     this.editor = CodeMirror(this.editorRef.current, {
       lineWrapping: false,
       lineNumbers: false,
@@ -84,7 +85,10 @@ class SingleLineEditor extends Component {
           }
         },
         'Alt-Enter': () => {
-          if (this.props.onRun) {
+          if (this.props.allowNewlines) {
+            this.editor.setValue(this.editor.getValue() + '\n');
+            this.editor.setCursor({ line: this.editor.lineCount(), ch: 0 });
+          } else if (this.props.onRun) {
             this.props.onRun();
           }
         },
diff --git a/packages/bruno-lang/v2/src/bruToJson.js b/packages/bruno-lang/v2/src/bruToJson.js
index 5ce65eba..d8d51d3b 100644
--- a/packages/bruno-lang/v2/src/bruToJson.js
+++ b/packages/bruno-lang/v2/src/bruToJson.js
@@ -104,7 +104,7 @@ const mapPairListToKeyValPairs = (pairList = [], parseEnabled = true) => {
   }
   return _.map(pairList[0], (pair) => {
     let name = _.keys(pair)[0];
-    let value = pair[name];
+    let value = decodeURIComponent(pair[name]);
 
     if (!parseEnabled) {
       return {
diff --git a/packages/bruno-lang/v2/src/jsonToBru.js b/packages/bruno-lang/v2/src/jsonToBru.js
index 757406b7..56b5ec47 100644
--- a/packages/bruno-lang/v2/src/jsonToBru.js
+++ b/packages/bruno-lang/v2/src/jsonToBru.js
@@ -154,7 +154,7 @@ ${indentString(body.sparql)}
     if (enabled(body.formUrlEncoded).length) {
       bru += `\n${indentString(
         enabled(body.formUrlEncoded)
-          .map((item) => `${item.name}: ${item.value}`)
+          .map((item) => `${item.name}: ${encodeURIComponent(item.value)}`)
           .join('\n')
       )}`;
     }
@@ -162,7 +162,7 @@ ${indentString(body.sparql)}
     if (disabled(body.formUrlEncoded).length) {
       bru += `\n${indentString(
         disabled(body.formUrlEncoded)
-          .map((item) => `~${item.name}: ${item.value}`)
+          .map((item) => `~${item.name}: ${encodeURIComponent(item.value)}`)
           .join('\n')
       )}`;
     }