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Mojave10.14.4 install issue under E7450 for IGPU driver failed to load


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Hello guys:

Blow is my laptop configuration :

Type: Dell Latitude E7450 (Clover) Intel Broadwell-U -5th Generation Dell 0HPRCX
CPU: i5-5300U@2.3GHZ
Graphics: Intel HD5500 (128M under win10, 64M under Bios), 1920x1080P
RAMDR3L 1600 16GB
Audio: Realtek @intel High Definition Audio Controller
network: Inter Ethernet connection 1218-LM 
wirlessell :Wireless 1560 802.11ac
Bluetooth:W1560 Bluetooth 4.0 LE
Bios: A20 version (UEFI boot)


 I've recently installed Mojave 10.14.4 on my E7450 (Clover version is 4910), but I'm having one problem need your help .

IGPU Graphics driver  failed to load  and HD 5500 Graphics RAM size is only showed 7M under MacOS Mojave.


i try use some methos to fix,for example change DVMT value and some methos which come form website osxlatitude.com forums (https://osxlatitude.com/forums/topic/11276-mojave10142-install-issue-under-e7450-for-igpu-driver-failed-to-load/?tab=comments#comment-88025) , but result is still fail .


Could you please give some suggestions to me for fix this problem ?







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