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[Guide] Lenovo Ideapad S340 Laptop on Catalina

Hello everyone!
Sorry for interrupting all of you, I know this question was asked before a lot of times, but I couldn't solve it yet so I need your help, please.
I can't really launch my touchpad, I've tried some configs and kexts and something more, but nothing works.
I'll attach my clover folder, in order you need to check it.
I'm new here, so sorry if there is some another place to ask anything.
Thanks in advance!
 
Hello everyone!
Sorry for interrupting all of you, I know this question was asked before a lot of times, but I couldn't solve it yet so I need your help, please.
I can't really launch my touchpad, I've tried some configs and kexts and something more, but nothing works.
I'll attach my clover folder, in order you need to check it.
I'm new here, so sorry if there is some another place to ask anything.
Thanks in advance!
Have you tried with the EFI folder at page 29 from @ClashFarmer ?
 
Anyone has noticed problem with the trackpad after the last Catalina update?
Sometimes it just randomly stops working and I must reboot the system with the usb mouse to make it work again
 
Have you tried with the EFI folder at page 29 from @ClashFarmer ?

Wow, really, I've been trying to run it for 2 days! Thanks very much, I've added all acpi patches and replaced appleALС and voodoo kexts so now it works! Don't really know what made it work exactly, but there are files I added or replaced: USBinject, voodoops2controller, appleALC, voodooi2c, voodooi2chid and whatevergreen kexts. Hope it won't conflict with another files, but touchpad works so my goal is reached. Thanks again!

upd. just checked all the files I replaced and noticed that it was only voodoo that took any effect. Don't know why different efi folders i'd tried before wouldn't run touchpad and only this kexts folder solved it. But anyway touchpad is working just fine now, so thanks for the clue :)
 
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Anyone has noticed problem with the trackpad after the last Catalina update?
Sometimes it just randomly stops working and I must reboot the system with the usb mouse to make it work again
sorry but mine has been working fine since that one incident right after upgrading.
 
Has anyone noticed sound problems on headphones? Sound is awfull when I plug in my headphones, but it's OK on speaker.
 
CodecCommander kext may help
along with hda-verb
and maybe:
Sound is OK after reboot but it goes bad after sleep-wake up. Only 3,5 mm jack headphone is bad, BT headphone stays OK after sleep-wake up.
I'll try these and give feedback.
 
Sound is OK after reboot but it goes bad after sleep-wake up. Only 3,5 mm jack headphone is bad, BT headphone stays OK after sleep-wake up.
I'll try these and give feedback.
the above sorted out my issues
 
CodecCommander kext
along with hda-verb
Fix confirmed. I installed CodecCommander.kext to EFI/CLOVER/kexts/Other and put hda-verb to /usr/bin and run these commands and sound distortion problem gets fixed.
Code:
hda-verb 0x19 SET_PIN_WIDGET_CONTROL 0x25
hda-verb 0x21 SET_UNSOLICITED_ENABLE 0x83
Guess I should make a batch file to auto-launch at startup and after wake, cause sound gets distorted after sleep-wake cycle again and I should re-run these commands to fix sound.
 
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