Msftldr.dll is a Windows DLL file. DLL is the abbreviation for Dynamic Link Library. DLL files are needed by programs or web browser extensions, because they contain program code, data, and resources. The following information can help you determine if msftldr.dll is a Windows system file or if it belongs to an application that you can trust.
Description: Msftldr.dll is not essential for Windows and will often cause problems. Msftldr.dll is located in a subfolder of the user's profile folder.
Known file sizes on Windows 10/8/7/XP are 59,392 bytes (42% of all occurrences), 28,672 bytes or 34,816 bytes.
A .dll file (Dynamic Link Library) is a special type of Windows program containing functions that other programs can call. This .dll file can be injected to all running processes and can change or manipulate their behavior. The file is a file with no information about its developer. It can change the behavior of other programs or manipulate other programs. The program is not visible. The service has no detailed description. The file is not a Windows core file. The program starts when Windows starts (see Registry key: AppInit_DLLs). Msftldr.dll is able to monitor applications. Therefore the technical security rating is 90% dangerous.
Recommended: Identify msftldr.dll related errors
If msftldr.dll is located in a subfolder of "C:\Program Files", the security rating is 86% dangerous. The file size is 28,672 bytes (66% of all occurrences) or 35,840 bytes. There is no file information. It can change the behavior of other programs or manipulate other programs. The program is not visible. There is no detailed description of this service. It is not a Windows core file. msftldr.dll appears to be a compressed file.
Important: Some malware also uses the file name msftldr.dll, for example Backdoor.Generic.532659 or Gen:Trojan.Heur.LP.bmOfaqwbAOm (detected by BitDefender), and Generic.dx!vdc or Generic.dx!tpt (detected by McAfee). Therefore, you should check the msftldr.dll process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.
A clean and tidy computer is the key requirement for avoiding problems with msftldr. This means running a scan for malware, cleaning your hard drive using cleanmgr and sfc /scannow, uninstalling programs that you no longer need, checking for Autostart programs (using msconfig) and enabling Windows' Automatic Update. Always remember to perform periodic backups, or at least to set restore points.
Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.
To help you analyze the msftldr.dll process on your computer, the following programs have proven to be helpful: Security Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. Malwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.