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@Charly10000 thanks man I have learn something new today, there was 2 duplication in this guy EFI, after resolving that I'm stuck at this error.

Hi @hpprobook25 thanks for sharing it but i have already tried charly efi and facing same trackpad issue on it, the second efi is not even booting up facing kext scan error , please check attached image if you want to check that error.

One more thing I'm Facing a strange issue with the trackpad with my EFI and also with @Charly10000 EFI. The trackpad stop working after few mina completely dead, it's again start working after I restart the laptop or after I put it into sleep it's very annoying. Anyone else facing same issue...

Ohhh man finally I did it, thanks a lot @Charly10000 I will test battery on your EFI and get back to you. And yes camera is working fine on your EFI make sure your camera hardware is ok. Anyone who is going to try @Charly10000 EFI make sure to use opencore 0.6.4 BOOTx64 file (Debug version)...

@Charly10000 ok let me try that once again, here's what i'm going to do step by step. 1: Opening main folder 2: opening DSDT folder 3: copying OC folder into my usb drive 4: renaming OC folder to "EFI" 5: booting via USB is that correct? i'm sorry for using your so much time :)

@Charly10000 ok so there are 2 option OC folder and DSDT folder i'm using OC folder what DSDT/patches i need to rename? i'm sorry but i did not understand please explain a little bit

@Charly10000 thanks for the update but I'm still facing same issue issue, I downloaded your EFI and run it as it is but no luck. Is there any changes I need to make expect SMBIOS?

@Charly10000 sure, thanks.

@Charly10000 i have tried the both option but i'm facing "oc fail to load configuration" when i try to boot into macos while using your efi what could be the reason?

Thanks @Charly10000 . sorry for the delay please check attached file form my IO Registry. i hope it is what you're looking for because i have no idea about these files.

Can you please also elaborate little bit more the exact screen on time you're getting? On exact usage like brightness % , apps usage, Bluetooth and wifi on etc?

Done, please check if that's the correct way to do it?

@Charly10000 Yes GitHub link is allowed, please post it here. Yes my camera is working I can see myself in FaceTime lol.

its already there but still same :( please advice what should I do?

Hi @Charly10000 i have same laptop, what is your average screen on time ? I'm getting only 2 hours 20 mins.

Hi @Middleman, I just tried cpufriend but still the same no improvements for me but this time I tried without any activity other than a movie on stremio with Bluetooth and wifi on and got 2 hours and 20 mins screen on time. still bad right? any other suggestions what could be wrong?

Sure i will do it today and will get back to you thanks a lot.

Thanks for your response sure I will try your suggestions about the trackpad this weekend, and what do you mean by kexts for power usage I had previously cpufriend kexts but since I have replace my acpi and kexts section with @enljm115 EFI now I'm not using any cpufriend kexts. should I add...

Hi, I just did a experiment and replace my kext and acpi section with @enljm115 EFI and my battery is working fine now but the trackpad is still not working properly previously it was not working at all now it's working but just for 2 mins after that, no response and also in first 2 mins right...

Hi, @enljm115 do you think your EFI will work for me? my trackpad and battery are not working on the latest big sure. My Laptop is the same just a different screen size my laptop is hp ProBook 450 g7 Everything else is working fine. Just trackpad and battery is not working, no battery...