diff --git a/apps/desktop/src-tauri/src/agent.rs b/apps/desktop/src-tauri/src/agent.rs
index ab787d8..e18b530 100644
--- a/apps/desktop/src-tauri/src/agent.rs
+++ b/apps/desktop/src-tauri/src/agent.rs
@@ -682,41 +682,6 @@ fn collect_windows_extended() -> serde_json::Value {
     use std::process::Command;
     const CREATE_NO_WINDOW: u32 = 0x08000000;
 
-    fn parse_utf16_le_bytes(bytes: &[u8]) -> Option<serde_json::Value> {
-        if bytes.len() % 2 != 0 {
-            return None;
-        }
-        let utf16: Vec<u16> = bytes
-            .chunks_exact(2)
-            .map(|chunk| u16::from_le_bytes([chunk[0], chunk[1]]))
-            .collect();
-        let text = String::from_utf16(&utf16).ok()?;
-        let trimmed = text.trim();
-        if trimmed.is_empty() {
-            return None;
-        }
-        serde_json::from_str(trimmed).ok()
-    }
-
-    fn parse_powershell_json(bytes: &[u8]) -> Option<serde_json::Value> {
-        let text = decode_powershell_text(bytes)?;
-        if text.is_empty() {
-            return None;
-        }
-        match serde_json::from_str::<serde_json::Value>(&text) {
-            Ok(value) => Some(value),
-            Err(err) => {
-                if cfg!(test) {
-                    let preview = text.chars().take(512).collect::<String>();
-                    eprintln!(
-                        "[collect_windows_extended] falha ao interpretar JSON: {err}; amostra: {preview}"
-                    );
-                }
-                None
-            }
-        }
-    }
-
     fn decode_powershell_text(bytes: &[u8]) -> Option<String> {
         if bytes.is_empty() {
             return None;
@@ -781,7 +746,7 @@ fn collect_windows_extended() -> serde_json::Value {
 
     fn ps(cmd: &str) -> Option<serde_json::Value> {
         let script = format!(
-            "$ErrorActionPreference='SilentlyContinue';$ProgressPreference='SilentlyContinue';$result = ({});if ($null -eq $result) {{ return }};$json = $result | ConvertTo-Json -Depth 4 -Compress;if ([string]::IsNullOrWhiteSpace($json)) {{ return }};[Console]::OutputEncoding = [System.Text.Encoding]::UTF8;$json;",
+            "$ErrorActionPreference='SilentlyContinue';$ProgressPreference='SilentlyContinue';$result = & {{\n{}\n}};if ($null -eq $result) {{ return }};$json = $result | ConvertTo-Json -Depth 4 -Compress;if ([string]::IsNullOrWhiteSpace($json)) {{ return }};[Console]::OutputEncoding = [System.Text.Encoding]::UTF8;$json;",
             cmd
         );
         let encoded = encode_ps_script(&script);