Motherboard：ASRockz390 phantom gaming-itx/ac
cpu：i7 9700k
Graphics： AMD RX5500 itx
Wireless network card：BCM943602CS
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System stability：No system crashes，System has been update10.15.1 Beta2(19B77a)
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Graphics：RX5500 driver is normal，UHD630 working frequency 1.2Ghz
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Sound card：Normal drive
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wifi、Bluetooth、Handoff、Sidecar Normal use
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Sleep &wake：work well
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location：work well
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nvram：work well
- usb：No abnormality
type-c：Plug in the device before booting, hotplug- TB3 ：hot-plug
- TB3 hotplug Help
- Turn on native NVRAM
- Update
- update OpenCore、Kext
- delete ssdt-PM、usbport
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Update OpenCore and kext
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Add BRCM network card driver
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Re-impersonating the EC, the previous method has an error
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Synchronize updates to official Opencore
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Remove apfs.efi (only for fusiondrive)
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Add usb custom full port version, you need to manually switch
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Synchronously update the official OpenCore v0.5.2 10.13 content
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Sleep is very well
Output the last sleep time
sysctl -a |grep sleeptimeOutput the last wake up time
sysctl -a |grep waketime
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Change the scanning policy and boot Macintosh HD directly into the macOOS system by default
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Add win boot, you need to modify the boot path for your own（Misc-Entries-Path）
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Startup file config optimization settings reference
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Add IOElectrify.kext to repair device hot plug，
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Remove unnecessary startup files
Advanced \ Chipset Configuration → Vt-d : Disabled
Advanced \ Super IO Configuration → Serial Port: Disabled
Advanced \ USB Configuration → XHCI Hand-off : Enabled
Advanced \ Chipset Configuration → Share Memory : 128MB
Advanced \ Chipset Configuration → IGPU Multi-Monitor : Enabled
macOS Catalina 10.15安装中常见的问题及解决方法
使用HIDPI解决睡眠唤醒黑屏、花屏及连接外部显示器的正确姿势
daliansky（黑果小兵）
ZeRo° Xu(冰水加劲Q)