What is RTSUltraMonHook.dll?

RTSUltraMonHook.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 RTSUltraMonHook.dll is a Windows system file or if it belongs to an application that you can trust.

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RTSUltraMonHook.dll file information

The process known as Hook DLL for Realtime Soft UltraMon or UltraMon belongs to software UltraMon by Realtime Soft (

Description: RTSUltraMonHook.dll is not essential for the Windows OS and causes relatively few problems. The RTSUltraMonHook.dll file is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 198,144 bytes (45% of all occurrences), 57,856 bytes and 7 more variants. 
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 program has no visible window. There is no detailed description of this service. It can change the behavior of other programs or manipulate other programs. RTSUltraMonHook.dll is not a Windows system file. You can uninstall this program in the Control Panel. RTSUltraMonHook.dll is able to record keyboard and mouse inputs and monitor applications. Therefore the technical security rating is 55% dangerous, however you should also read the user reviews.

Uninstalling this variant: In case of problems with RTSUltraMonHook.dll, you can also do the following:
  1) uninstall the program using the Control Panel ⇒ Uninstall a ProgramUltraMon
  2) search the support area on the Ultramon website.

Recommended: Identify RTSUltraMonHook.dll related errors

Important: Some malware camouflages itself as RTSUltraMonHook.dll, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the RTSUltraMonHook.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.


User Comments

it allows you to display a second taskbar on a secondary monitor
dual monitor task bar support. works really nice.
    (further information)
Multi-Monitor tool
multiple monitor utility
  Luke   (further information)
Just the Hookfile for your UltraMon software, the multiple monitor mangement software.
  Terry   (further information)
UltraMon - Great little program for Dual / Multi Monitors
ULTRAMON niece software

Rating chart

Summary: Average user rating of RTSUltraMonHook.dll: based on 14 votes with 8 user comments. 13 users think RTSUltraMonHook.dll is essential for Windows or an installed application. One user thinks it's neither essential nor dangerous.

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Best practices for resolving RTSUltraMonHook issues

A clean and tidy computer is the key requirement for avoiding problems with RTSUltraMonHook. 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 RTSUltraMonHook.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.

Other processes

RTSUltraMonHook.dll [all]