Click Apply, then OK. It is recommended to do this for both Playback and Recording (Input) devices. Troubleshooting Common AB13X Issues 1. AB13X Limiting Output to 16-bit/48kHz
Enabling the setting in Windows only grants permission for applications to take control. You must now instruct your software to claim that exclusivity. ab13x usb audio driver exclusive
By default, operating systems like Windows use a shared audio architecture (via the Windows Audio Session API, or WASAPI Shared). In Shared Mode, the operating system acts as a middleman. It takes audio from your media player, system alerts, and web browser, resamples them to a single uniform sample rate, and mixes them together before sending the final stream to your AB13X device. Click Apply, then OK
The operating system applies its own software volume algorithms and limiters, altering the original sound signature. AB13X Limiting Output to 16-bit/48kHz Enabling the setting
For music producers using DAWs (Digital Audio Workstations), latency is the enemy. Standard UAC2 drivers can achieve low latency, but they often tax the CPU heavily to do so.
The default Windows USB Audio 2.0 driver (or the generic Microsoft driver for AB13X) does support exclusive mode, but with important limitations:
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