Fortunately, you can bypass the Microsoft GS Wavetable Synth entirely and use a high-quality SoundFont player. The best way to upgrade from the default soundfont is to use a third-party software synthesizer, such as or BASSMIDI Driver .
The “Microsoft GS Wavetable Synth” driver you see in dxdiag is a Roland GS software synthesizer that Microsoft has been legally required to include for backward compatibility. windows default soundfont
| Property | Value | |----------|-------| | Name | Microsoft GS Wavetable Synth | | Underlying file | gm.dls | | Type | DLS Level 1 | | Size | 4.1 MB | | Instruments | 128 GM + 1 drum map | | Sample rate | 22,050 Hz | | Polyphony | 32 voices | | Release year | 1999 (Win2000) | | Replaceable? | No (file locked), but synthesizer can be replaced | Fortunately, you can bypass the Microsoft GS Wavetable