Taqieallah94

this is the efi https://www.mediafire.com/file/kflvu1g6dghwxb9/EFI7550.zip/file and how to get touch screen type ?

i7 10750

intel uhd 630 - no dgpu

32 gb ram 

intel ax201

and this my efi

https://www.mediafire.com/file/kflvu1g6dghwxb9/EFI7550.zip/file

hello .. i got my dell 7550 working on sonoma and every thing is running ok except touch screen it only work like 1 min after login then stop .. is thier any cause or something to fix ?

This is the efi file https://filebin.net/yuhrkfgkvah33uq6

and its worikng normaly when i try to install and access it normally .. is the issue may be in the hard disk? 

Hi ive e6430 with i5 3340m and optimus .. i used herve efi and installed catalina and bigsur sucssefuly .. but after install i cant access the system it keeps restarting after login screen .. any help? 

hi .. ive dell e5540 with i7 4600u and hd 4400 .. in need to install bigsur can i? and can the efi of e5550 work on the device?

hi thier i was running every build of bigsur smooth but after updating bios every efi gives me kernel panic .. but catalina working soo smooth with opencore .. any help?

but your file have some setting at device propirtes for brodcom device  .. also wake from sleep gives me black screen .. could you please send me the efi without thoose files?

On 9/4/2020 at 7:45 PM, Jake Lo said:

Sure, I'm on Big Sur Beta6 on E7470. Works fine on Catalina 10.15.6 too.

I removed Apple, Microsoft and Dell folder

The VoodooPS2Controller might not work for you. If your keyboard and trackpad not work, then replace it with whatever you're using.

EFI-E7470-BS_Beta6.zip 5.53 MB · 21 downloads

Ive used this file but my wireless Card is Intel .. while using your file everything is working but the wifi Showed as ethernet .. and i dont have bluetooth also .. can you please uplaod the file without brodcom files? because when i try to remove it i also got My wifi as ethernet

Clear Nvram

Not changing

i got everything working now under Catalina except trackpad .. doesnt move or scroll .. tried appleps2 kext but it moves without scroling .. tries voodoops2r6 but motion of pointer too slow