What does the e_s40rpb.exe file do?
The e_s40rpb.exe process is also known as EPSON Status Monitor (Version 3) and is a part of EPSON Status Monitor (Version 3) or, as the case may be, EPSON V3 Service4(01). This software is produced by SEIKO EPSON CORPORATION (www.epson.com). An outdated or faulty version of e_s40rpb.exe can cause problems for your computer, ranging from slowness to error messages like these:
- EPSON Status Monitor has stopped working. Windows is checking for a solution to the problem... (Windows 11, 10, 7)
- EPSON Status Monitor has stopped working. A problem caused the program to stop working correctly. Windows will close the program and notify you if a solution is available. (Windows 11, 10, 7)
- e_s40rpb.exe has encountered a problem and needs to close.
- Access violation at address FFFFFFFF in module e_s40rpb.exe. Read of address 00000000.
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What you should know about e_s40rpb.exe EPSON Status Monitor
e_s40rpb.exe is not part of Windows, but it is important nonetheless. The file e_s40rpb.exe is found in a subdirectory of "C:\Program Files".
The file size is 126,464 bytes.
It is the service "EPSON_PM_RPCV4_01".
This e_s40rpb.exe process does not have a visible window, and does not appear on the taskbar. It was developed by a so-called third party provider - and not by Microsoft. The original file by Microsoft is digitally signed. So please check the file on your computer.
For this reason, 42% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.
If you see this file on your hard drive or in Windows Task Manager, please make sure that it is not a malicious variant. It's a fact that many trojans try to cloak their true identity by calling themselves e_s40rpb.exe. With the above information or by using tools like Security Task Manager you can determine if, in your case, the file is an undesirable variant.
What do other computer users say about e_s40rpb?
The file spreads very slowly and does not often make an appearance. Therefore, feedback from other users is not yet available.
Summary: source: file.net
How to uninstall EPSON Status Monitor or EPSON V3 Service4
To remove EPSON Status Monitor from your computer, please follow the manual instructions below.
- Click the Windows Start Button. You can find it in the lower-left corner of the taskbar.
- Type 'uninstall'.
- Click Add or remove programs.
- Now locate EPSON Status Monitor or EPSON V3 Service4 in the list of displayed applications.
- Click the program, and then click Uninstall.


How to check if e_s40rpb.exe (EPSON Status Monitor) was uninstalled completely
After uninstalling, restart your computer. Then open Windows Explorer and check if a folder with the software name still exists under C:\Program Files. Also, check the Registry for remnants of EPSON Status Monitor. To do this, start Regedit, then look under HKEY_LOCAL_MACHINE > Software for: EPSON Status Monitor or the name of the producer. Keep in mind that only a computer professional should delete entries in the Windows Registry directly.
Last but not least
If Windows is not working properly, startup is slow, or e_s40rpb.exe is causing problems, a good Windows diagnostic tool may help. This is especially effective when it comes to older computers that have accumulated vast quantities of "garbage data" as the result of many software installs and uninstalls.
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