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Habib Rahman

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Everything posted by Habib Rahman

  1. thanks this is work for me but it mouse in not working how can i fix it is wifi,touch and mouse
  2. I have now installed big sur on this E7420 EFi but Montrey does not work. My laptop is actually E7440 model but for big sur work E7420 Efi. its named by techobilabs_Dell E7240 EFI. when iam trying install montery 12.3.1 by this efi it show this message "A required firmware update could not be installed" as shown on post #1. This is the link of efi which is work for me in the installing of big 11.1 http://www.mediafire.com/file/qzx8ldugwol8o72/file
  3. The spec of my laptop: Intel i7-4600U CPU Intel HD4400 graphics 1920x1080 FHD LCD 8GB RAM Realtek ALC3226 audio Broadcom wireless card 128GB mSATA SSD 512GB SATA HDD
  4. I Upgrade oc and kexts but still that problem. if you have any efi of montery os for dell e7440 i7-4600 please send me.
  5. A required firmware update could not be installed. This message shows on insttaling montery os versoin 12.3.1 on dell latitude e7440 i7-4600
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