Windows 10 prioritizes system stability and power efficiency over low-latency audio by default. Power-saving features, USB driver polling, and audio driver design can all introduce measurable delays. If you’re hearing a lag between playing a note or speaking into a mic and hearing it back, Windows settings are often the culprit.
The good news: most of these delays are fixable with targeted tweaks. You don’t need to buy new hardware or switch operating systems.
Disable USB Selective Suspend and Power-Saving Features
USB Selective Suspend is a Windows power-saving feature that puts inactive USB devices to sleep. For audio interfaces, this causes interruptions and latency spikes because the device gets briefly suspended and then woken up.
To disable it: right-click the Start button, select Device Manager. Expand Universal Serial Bus controllers. Right-click each USB hub and select Properties. Go to the Power Management tab and uncheck “Allow the computer to turn off this device to save power.”
Next, switch your Windows power plan to High Performance. Click the battery icon in the system tray, select Power settings, then choose High Performance plan. This tells Windows to use full CPU speed instead of downclocking the processor, which improves real-time audio response.
Set Your Audio Interface to 48 kHz and 24-Bit
Windows audio settings can introduce latency if they don’t match your interface’s native settings. Check your interface’s latency specs for the best sample rate and bit depth.
Right-click your audio interface in Device Manager, select Properties, go to the Advanced tab, and set the Default Format to 24-bit, 48000 Hz (or whatever your interface recommends). This reduces the amount of audio conversion Windows has to do.
Turn Off Audio Enhancements in Windows
Windows 10 includes audio enhancements—virtual surround, loudness equalization, bass boost—that add processing delay. Turn them off.
Right-click your audio interface in the sound settings (Volume mixer or Playback devices). Select Properties, go to the Enhancements tab, and click Disable all enhancements. If you don’t see this tab, your audio driver might not support it, which is fine—move on.
Update Chipset and USB Drivers
Outdated chipset drivers are a frequent cause of high DPC latency on Windows 10. Download the latest chipset drivers from your motherboard manufacturer’s website (ASUS, MSI, Gigabyte, etc.), not from Windows Update.
Also update USB drivers. Right-click your audio interface’s USB hub in Device Manager, select Update driver, and choose “Search automatically for updated driver software.” If Windows doesn’t find one, visit your audio interface’s manufacturer website and download the latest driver package.
Boost Audio Process Priority in Windows
Windows assigns CPU time to processes on a priority basis. By raising the priority of your DAW or audio application, you ensure it gets more CPU attention, reducing the chance of latency spikes during recording or playback.
Open Task Manager (Ctrl+Shift+Esc), find your DAW process, right-click it, select Set Priority, and choose High or Realtime. Be cautious with Realtime—it can freeze your system if the audio app hangs. High is usually the safer choice.
Run LatencyMon to Diagnose DPC Spikes
Measure your DPC latency using the browser-based checker to pinpoint which drivers or processes are causing audio interruptions. If you see consistent spikes above 2–3ms, note which driver is responsible.
Common culprits on Windows 10 include realtek audio drivers (update from manufacturer, not Windows Update), NVIDIA or AMD GPU drivers, antivirus software, and USB hub drivers. Update these selectively and retest.
Check Windows Update and Antivirus Settings
Windows Update can silently trigger DPC latency spikes. Disable automatic updates before recording sessions, or set them to run only at specific times when you’re not working with audio.
Similarly, exclude your DAW folder and audio interface drivers from antivirus real-time scanning. Open your antivirus settings, find the exclusions list, and add your recording project folder and your interface’s installation directory.
Frequently Asked Questions
Is Windows 10 worse than Windows 11 for audio latency?
No meaningful difference. Both require the same tweaks: DPC latency management, driver updates, and USB power settings. Windows 11 fixed a few edge cases but doesn’t inherently offer lower latency.
What’s a safe DPC latency reading on Windows 10?
Below 1ms is excellent. 1–2ms is acceptable for most audio work. Above 3ms and you’ll likely hear glitches, especially at low buffer sizes. If you’re seeing spikes, identify the culprit driver and update or disable it.
Do I need ASIO on Windows 10?
Only if you’re tracking live audio or playing virtual instruments with monitor latency below 10ms. For mixing and post-production, WASAPI or Windows’s default audio driver is fine. But for low-latency tracking, ASIO is worth the effort.
Will underclocking my CPU help with latency?
No, the opposite. Higher CPU clock speeds help audio processes stay responsive. Disable power-saving and CPU underclocking features instead.
Dalton is an audio testing and latency optimization writer at SoundLatencyTest. He focuses on audio latency analysis, sound delay testing, recording performance, and audio troubleshooting tools for producers, gamers, streamers, musicians, and audio engineers.