File Name: RT-USB.dll
Bit: 32
Latest version:
Size: 0.21 MB
Language: U.S. English
Description: RT-USB library
Company: Ross-Tech LLC

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Download rt-usb.dll file for Windows 7, Windows 8, Windows 10 and fix rt-usb.dll is missing or not found dll error. The latest version of rt-usb.dll file is v3.2.8.0 which is a 32 with a file size of approximately 0.21 MB. Ross-Tech LLC is the developer of rt-usb.dll and the file belongs to RT-USB library.

What is rt-usb.dll ?

DLL stands for Dynamic Link Library. rt-usb.dll is a file that contains code, resources and data that other programs can use. Thus, Dlls provide a way to modularize applications so that their functionality can be updated and reused by other applications. Dll's also help to reduce application size and memory footprint since many applications can share the same code contained in a single Dll file such as rt-usb.dll.

How to fix rt-usb.dll error?

If you are here because your seeing rt-usb.dll errors in your Windows such as :

  • rt-usb.dll not found
  • rt-usb.dll is missing
  • Failed to load rt-usb.dll
  • or any other similar dll error

There are number of ways to fix rt-usb.dll errors. Below you will find 2 such ways:

How to install rt-usb.dll file?

Where do I put rt-usb.dll file? Download rt-usb.dll and copy it to the application’s installation folder.

Make sure to download rt-usb.dll 32-bit file for 32-bit Windows operating system and rt-usb.dll 64-bit file for 64-bit Windows operating system if they are available. Most new Windows systems would probably be a 64-bit one. You can check to see if your computer is running a 32-bit or a 64-bit version of Windows by doing:

Windows 10 and Windows 8.1
  • Select the Start button, then select Settings > System > About.
  • At the right, under Device specifications, see System type.
Windows 7
  • Select the Start button , right-click Computer, and then select Properties.
  • Under System, see the system type.

After you are done with above installation instructions, try restarting the application throwing rt-usb.dll is missing error.

If that doesn’t fix the error, copy the rt-usb.dll to the systems directory. This can vary between Windows OS versions. Check out the systems directory path for different Windows versions below:

  • C:\Windows\System (For Windows 95, 98, Me)
  • C:\WINNT\System32 (For Windows NT/2000)
  • C:\Windows\System32 (For Windows 7, Windows 8, Windows 10)

Restart your Windows and see if the error is fixed.

How to register rt-usb.dll file?

If the error persists, try to register the rt-usb.dll in Windows registry. This can be done by using the “REGSVR32” command prompt and giving the dll file rt-usb.dll.

  • Windows > Click Start > Run
  • REGSVR32 rt-usb.dll

Make sure you run the command as administrator from the Run Box.

Once you are done registering the rt-usb.dll in the Windows system’s registry, you should be good to go. Restart your Windows once again and rt-usb.dll missing error should be fix.

Clicking on 'Download rt-usb.dll' button below will take you to the download page where you will see list of rt-usb.dll versions with bit, file size and other details of of the file. It is recommended to download the latest version of rt-usb.dll to fix dll errors which is v3.2.8.0.

Download rt-usb.dll