Hard disk sometime not detect in Big Sur

[Yosa Tristian]

Hi, @MaLd0n

My device is Acer Aspire 5 A514-51KG-36UX

i3-7020u, Intel HD 620, 8GB RAM, 1 TB WDC HDD Split for Windows (C:/ D:/ E:/) and MacOS (Dual Boot)

I don't know how to fix it. Sometimes my partition not appear at all. In macOS (Finder) some time only D:/ some time only C:/ incloude EFI Partition. I try to mount in Disk Utility it can't.

When im using Catalina, HDD is work 100%.  Now I can not edit EFI system and config.plist

please help me, big thanks

[adhitore]

5 hours ago, Yosa Tristian said:

Hi, @MaLd0n

My device is Acer Aspire 5 A514-51KG-36UX

i3-7020u, Intel HD 620, 8GB RAM, 1 TB WDC HDD Split for Windows (C:/ D:/ E:/) and MacOS (Dual Boot)

I don't know how to fix it. Sometimes my partition not appear at all. In macOS (Finder) some time only D:/ some time only C:/ incloude EFI Partition. I try to mount in Disk Utility it can't.

When im using Catalina, HDD is work 100%.  Now I can not edit EFI system and config.plist

please help me, big thanks

did you install catalinasata kext provided from opencore guide?

[lukakeiton]

I had same error. Create SSDT for your HDD/SSD and add to EFI and config.plist