I have the same issue, just installed but mine doesnt get to 75% it crashes almost instantly with the following:
Unhandled Exception: EXCEPTION_ACCESS_VIOLATION reading address 0x00000000000013c0
UnrealEditor_D3D12RHI
UnrealEditor_D3D12RHI
UnrealEditor_D3D12RHI
UnrealEditor_D3D12RHI
UnrealEditor_D3D12RHI
UnrealEditor_D3D12RHI
UnrealEditor_RHI
UnrealEditor
UnrealEditor
UnrealEditor
UnrealEditor
UnrealEditor
UnrealEditor
kernel32
ntdll
any ideas? Thanks in advance…