diff --git a/src/agent/src/unix_daemon.cpp b/src/agent/src/unix_daemon.cpp
index 6c9db036f3..f91f228a75 100644
--- a/src/agent/src/unix_daemon.cpp
+++ b/src/agent/src/unix_daemon.cpp
@@ -86,7 +86,6 @@ namespace unix_daemon
 
         if (!file.is_open())
         {
-            LogCritical("Error opening file: {}({}) {}", filename.c_str(), errno, std::strerror(errno));
             return 0;
         }
 
diff --git a/src/agent/src/unix_daemon.hpp b/src/agent/src/unix_daemon.hpp
index 0a1f3d5533..13faebe828 100644
--- a/src/agent/src/unix_daemon.hpp
+++ b/src/agent/src/unix_daemon.hpp
@@ -6,6 +6,7 @@
 
 namespace unix_daemon
 {
+    /// @brief A class for handling PID files.
     class PIDFileHandler
     {
     public:
@@ -25,9 +26,16 @@ namespace unix_daemon
         bool writePIDFile() const;
         bool removePIDFile() const;
 
+        /// @brief The method uses the readlink() function to read the path of the current executable file.
+        /// @return A string representing the current process' executable path.
         static std::string GetExecutablePath();
     };
 
+    /// @brief Returns the current status of the daemon.
+    /// @return A string representing the daemon's status.
     std::string GetDaemonStatus();
+
+    /// @brief Generates a PID file for the daemon.
+    /// @return A PIDFileHandler object that will delete the generated PID file on destruction (RAII style).
     PIDFileHandler GeneratePIDFile();
 } // namespace unix_daemon