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What is the penusa.dll component needed for?

Simply stated, a DLL file is an unnamed executable file. It cannot be directly invoked, but it can be called by any executable Windows program.

The penusa.dll process is also known as Microsoft Tablet PC Component or, as the case may be, Microsoft USA Handwriting Input UI and is a part of Microsoft Windows Operating System or, as the case may be, Microsoft Office Professional Edition. This software is produced by Microsoft (www.microsoft.com). An obsolete or defective version of penusa.dll can cause problems for your computer that can range from slowness to error messages such as these:

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What you should know about penusa.dll Microsoft Tablet PC Component

penusa.dll is not part of Windows, but it is important nonetheless. The file penusa.dll is found in a subdirectory of "C:\Program Files\Public Documents". Frequently occurring are file sizes such as 1,536 bytes (62% of all these files) or, as the case may be, 372,802 bytes.
This so-called dynamic link library (DLL) contains all the functions that have been transferred to a separate file. These transferred functions are available not only to this particular program, but can also be used by other applications. Penusa.dll was developed by a so-called third party provider - and not by Microsoft. The application does not appear as a visible window, but only in Task Manager. It is unusual for the service not to provide any indication of how and why it is required. Penusa.dll can read anything that you enter on the keyboard. Penusa.dll is capable of log keyboard entries. For this reason, 81% 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 penusa.dll. 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 penusa?

Used with MS Office
This exe allows me to switch between Germand and English keyboards.
Somehow associated with Microsoft Office Publisher. I was hit by the Israel Worm recently but a deep clean removed most of (but perhaps not ALL) of it's components. If you have been wormed lately, see if Office Publisher seems a bit more...menacing.
Can I delete this if in usewith MSOffice Publisher in Chinese

Summary: One user judges penusa.dll to be an essential file that should not be touched. source: file.net

How to uninstall the program or Microsoft Office Professional Edition

To remove Microsoft Tablet PC Component from your computer, please follow the manual instructions below or use an automatic uninstaller product.

  1. Click the Windows Start Button. You find it in the lower left corner of the taskbar.
  2. Type the word uninstall.
  3. Click Add or remove programs.
  4. Now locate the program or Microsoft Office Professional Edition in the list of displayed applications.
  5. Click the program, and then click Uninstall.
Remove software in Windows 10
penusa.dll Microsoft Tablet PC Component fix

How to tell if penusa.dll (Microsoft Tablet PC Component) was uninstalled cleanly

After uninstalling, restart your computer. Then start Windows Explorer and see if there is still a folder with the name of the software under C:\Program Files. Be sure to check the Registry as well for remnants of Microsoft Tablet PC Component. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for Microsoft Tablet PC Component or the name of the producer. Always keep in mind that only a computer professional should ever directly delete entries in the Windows Registry.

What to do if a program does not uninstall

The easiest way to remove any kind of software cleanly and accurately is to use an uninstaller tool. Because the uninstaller automatically creates a backup, there is no risk of anything going wrong.

Last but not least

If Windows not working quite right for you, or if startup is taking a long time, or penusa.dll is causing problems for you, a good Windows diagnostic tool may very well 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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