Realtek Audio Driver Issues

[NGUYỄN THỊ MỸ TÂM]

Hi everyone,I'm facing a issue with my audio on my Lenovo laptop (Windows 10, 64-bit). When I hover over the speaker icon on the taskbar, it says "No audio output device is installed." This also happens when I try to connect my 3.5mm jack earphones—no sound at all. However, my Bluetooth earphones work just fine.I've tried reinstalling the Realtek audio drivers from several sources (Lenovo, Realtek, Intel), but every time I attempt to add any Realtek hardware through "Add Legacy Hardware" in Device Manager, I end up with a BSOD. Before I uninstalled Realtek from Device Manager, it showed "Code

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