ASIO4ALL Official Home

Universal Windows ASIO Driver

June 28, 2024
Version 2.16 released!
Changes since version 2.15: -more-
May 6, 2023
Site re-launch
New hosting provider, site re-built from scratch, clutter removed, new layout (resembling the pre-2021 design). Added user comment function. -more-
December 4, 2022
ASIO4ALL 2.15 – Ukrainian
The only surprise being that it took that long! -more-
February 16, 2022
Finally – Version 2.15 (final!)
Changes since version 2.15 (Beta 3): -more-
January 28, 2022
Debug Build With Trace Output
Completely replaces the “a4ainfo.exe” debug utility and its usage procedure. -more-

Setting up your audio software In order to make use of ASIO4ALL, you need to configure your audio software accordingly. How you would do this depends on your particular software application. Generally, you would always enter the audio configuration menu and select ASIO -> ASIO4ALL v2. There now should be a button to launch the…

WDM Device List

This is the list of audio devices found in your system. Highlight the device that you want to make changes to. Note: All parameter changes always only apply to the device currently highlighted! Activate the device you want to use by clicking on the button next to the device name! In the picture above, the…

ASIO Buffer Size

Use the slider to adjust the ASIO buffer size for the device currently highlighted. Smaller buffer size means lower latency. Once you hear crackles or audio becomes distorted, you need to increase the buffer size. ASIO buffer size directly relates to audio latency. Thus, you want to get a rather small value here. You may…