User Manual
Software
UR-RT4 / UR-RT2 Operation Manual 9
Software
This section explains software operations for using the 
UR-RT with a computer. 
Yamaha Steinberg USB Driver
Yamaha Steinberg USB Driver is a software program that 
allows communication between the UR-RT and a 
computer. In Control Panel, you can configure the basic 
settings for the audio driver (Windows) or confirm the 
audio driver information (Mac). 
How to Open the Window
Windows
• Select [Control Panel]  [Hardware and Sound] or 
[Sounds, Speech, and Audio Devices]  [Yamaha 
Steinberg USB Driver]
• From the Cubase series menu, select [Studio]  [Studio 
Setup]  [Yamaha Steinberg USB ASIO]  [Control 
Panel].
Click the upper tabs to select the desired window. 
Mac
• Select [System Preferences]  [Yamaha Steinberg USB]
• From the Cubase series menu, select [Studio]  [Studio 
Setup]  [Steinberg UR-RT]  [Control Panel]  [Open 
Config App].
Steinberg UR-RT Window (Windows 
only)
This window is for selecting the sample rate.
1 Sample Rate
Lets you select the sample rate of the device. 
Options: 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 
176.4 kHz, 192 kHz
NOTE
The available sample rates may differ depending on the particular 
DAW you're using. 
ASIO Window (Windows only)
For selecting the ASIO driver settings.
1 Device
Lets you select the device for use with the ASIO driver. 
This function is available when connecting two or more 
devices that are compatible with the Yamaha Steinberg 
USB Driver to the computer.
2 Buffer Size
Lets you select the buffer size for the ASIO driver. The 
range varies depending on the specified sample rate. The 
lower the value of the ASIO buffer size, the lower the value 
of audio latency. 
3 Input Latency/Output Latency
Indicates the latency (delay time) for the audio input and 
output in millisecond units. 
About Window
Indicates the version and copyright information of the 
audio driver. 
1
Sample Rate Range
44.1 kHz / 48 kHz 64 Samples − 2048 Samples
88.2 kHz / 96 kHz 128 Samples − 4096 Samples
176.4 kHz / 192 kHz 256 Samples − 8192 Samples
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