on Dell systems usually includes the necessary Intel SST components. HP Support Community 2. Update via Device Manager (Code 28 Fix) If the device appears under "Other Devices" with a
| Issue | Solution | |-------|----------| | “Driver is not intended for this platform” | You downloaded the wrong DSP variant (e.g., Cherry Trail vs Apollo Lake). Use hardware IDs to match. | | No sound after install | Check → Output device. Sometimes the wrong audio endpoint is set as default. | | Still showing exclamation mark | Disable Driver Signature Enforcement (Shift + Restart → Troubleshoot → Startup Settings) then retry manual install. | | Windows Update keeps replacing it | Use wushowhide.diagcab (Microsoft’s tool to hide unwanted driver updates). | | No Intel device in Device Manager | Your PC doesn’t use Intel DSP audio. Remove any manually installed drivers. | intel high definition dsp driver windows 10 download link
Since audio drivers are often customized by the PC builder (like HP, Dell, or Lenovo), downloading from their support site is highly recommended. HP Support Dell Support Lenovo Support 2. Manual Fix for "Code 28" Error on Dell systems usually includes the necessary Intel
Alternatively, use Intel’s Driver & Support Assistant (recommended for automatic detection): 👉 https://www.intel.com/content/www/us/en/support/detect.html Use hardware IDs to match