Dell 5491 : Trackpand can't work and can't adjust screen birightness

[kai wang]

Hello ,

below is detail hardware configure for laptop dell 5491.

• Bios: 1.11.1
• CPU: i5-8300H @2.3G
• Memory: 8G DDR4 2666MHZ
• Mainboard: DELL 0NFNN4 (CM246 Chipsets)
• SSD: Toshiba 256G NVME (primary)
• HDD: SATA ST1000LM049 (second)
• Sound: Realtek ALC256
• Lan: Intel I219LM7
• Wireless/Bluetooth: Qualcomm QCA61X4A 802.11AC
• TrackPad Hardware ID : ACPI\VEN_DELL&DEV_0818 (I2C HID )

I has been completely install Catalina 10.15.4 on my laptop .

exit blow two problems:

1. Trackpand can't work
2. can't adjust screen birightness

Attachment is my EFI file and kexts list .

Please help me and give some suggestions.

Thank you .

 

config.plist.zip Kexts.jpg.zip touchpad_info_dell5491.png.zip

[MaLd0n]

https://www.olarila.com/files/Utils/RunMe.app.zip
https://www.youtube.com/watch?v=k9wmIfGLe3A

[kai wang]

Hello ,

 

Attachment is generate file via run RunMe.app.

Please help me check these files and give some suggestions to me .

Thank you very much .

Send me MacBook-Pro.zip

[MaLd0n]

first u need use a correct config, folder above is very bad

[kai wang]

15 hours ago, MaLd0n said:

correct config,

Hello ,

What means is this words " older above is very bad" , This words 's means is kexts files are very mussy under kexts folder ,is't it?

i want download "NOTEBOOKS CHIPSET SERIES SKYLAKE+ " via your site  for CLOVER FOLDERS  but i can't access https://tinyurl.com/vpecysf .

By the way 

i has been download  CLOVER.NOTEBOOKS.SERIES.CHIPSET.zip this file  under  download  menu 

CLOVER.NOTEBOOKS.SERIES.CHIPSET.zip is Notebooks chipset series skylake+  ,isn't it ?

 

[MaLd0n]

yes, enable ecdv to ec patch and apply video patch, reboot and extract new send_me

[kai wang]

Hello ,

Attachment is new file via run RunMe.app and current my config.plist .

 

Send me MacBook-Pro.zip config.plist.zip

[MaLd0n]

DSDT.aml.zip

[kai wang]

Hello , 

i put this new dsdt.aml file into acpi folder, then restart laptop .

1. Trackpad is still can't work .
2. adjust screen brightness function is working now .Good

[MaLd0n]

1 minute ago, kai wang said:

1. Trackpad is still can't work .
2. adjust screen brightness function is working now .Good

extract on ioreg

https://olarila.com/files/Utils/IORegistryExplorer.app.zip

[kai wang]

Hello , 

There are four options under main menu via run IORegistryExplorer.app.

1,IOService

2,IODeviceTree

3,IOPower

4,IOUSB

 

Which option is i should select ?

[kai wang]

Hello ,

Attachment is my macBook Pro .ioreg.zip file 

MacBook Pro.ioreg.zip

[MaLd0n]

untitled folder.zip

[kai wang]

Hello ,

Trackpad can working now .

Great !

Thank you .