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  1. nitingauri

    Lenovo T470 OC Big Sur working except sound

    https://www.tonymacx86.com/threads/sierra-on-lenovo-t470-laptop.231410/post-1578478 may be patching DSDt with X220 battery patch works, give a try mate. @septicc
  2. nitingauri

    Lenovo T470 OC Big Sur working except sound

    I've used your EFI and have added alcid=47 which made audio work for me, the battery is very buggy thou... any updates mate?
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