

Method 3: Allow Equalizer APO Through FirewallĪntivirus programs might prevent Equalizer APO from working properly sometimes. If Equalizer APO not working still exists even you are sure the sound enhancements are enabled, you need to try the next method. Then uncheck Disable all sound effects and click OK. Step 2: Under the Playback tab, right-click your headset and select Properties. Therefore, you’d better check your settings and make sure the sound enhancements are enabled. If you have disabled all enhancements for the specific playback device, Equalizer APO would not enhance the audio for your device.

Method 2: Make Sure Enhancements Are Enabled If you don’t see the hardware acceleration option, just move on to the next solution. Your device might not support hardware acceleration. Then you can check if Equalizer APO not working error has been solved. Step 4: Click the OK button on each window to save the changes you have made.

Then uncheck the option “ Allow hardware acceleration of audio with this device” under the Hardware Acceleration section. Step 3: In the pop-up window, switch to the Advanced tab. Step 2: Under the Playback tab, right-click the headset you are using and select Properties. Then type mmsys.cpl and press Enter to open the Sound settings. Step 1: Press Win + R to invoke the Run window. When you face Equalizer APO not working, disabling hardware acceleration of audio might help. Method 1: Disable Hardware Acceleration of Audio If you are bothered by the same issue, you can try the following solutions to solve it. However, some of them reported that their Equalizer APO doesn’t work and it makes no effect on the audio.
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Equalizer APO comes with a configuration editor with variable frequency resolution, and it allows users to save and load configuration in a text file.Ī lot of users are using this software to improve their PC audio.
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Method 3: Allow Equalizer APO Through FirewallĮqualizer APO (Audio Processing Object) is a free and open-source audio equalizer for Windows 7/8/8.1/10.Įqualization parameters can be configured for multiple audio devices and applied to all Windows audio.Method 2: Make Sure Enhancements Are Enabled.Method 1: Disable Hardware Acceleration of Audio.To solve it, MiniTool Partition Wizard introduces some solutions. Unfortunately, this problem could happen due to various factors, and it might be hard to figure out it in your case. Some users reported about Equalizer APO not working.
