desmondam Posted October 10, 2020 Share Posted October 10, 2020 I installed Catalina 15.2 on my dell Inspiron 3593 laptop >Intel Core i3 1005G1 @1.2Ghz ( Ice Lake ) >4 Gb ram >Intel UHD graphics for 10th gen proccessors ( G1) The system boots into mac os but there is no graphics acceleration. Please help. Quote Link to comment Share on other sites More sharing options...
desmondam Posted October 10, 2020 Author Share Posted October 10, 2020 7 minutes ago, prabhat04 said: Can you please tell which image you used for macOS I went to install niresh Catalina and it did not boot and I have same  spec of i3 and 8 gb ram can you share your efi Sure. My EFI is little larger so i attached the link here because there is size limit for attching files.  https://drive.google.com/file/d/1jvnUnarrz6buX1ftp-S8yxcOmQF0Oaml/view?usp=sharing Quote Link to comment Share on other sites More sharing options...
desmondam Posted October 10, 2020 Author Share Posted October 10, 2020 5 hours ago, prabhat04 said: i got an error ocsb no suitable signature security violation ocb load image image failed That is because Since 0.6.1 is AppleSecureBoot implemented. Add in your config.plist into Misc-Security string key named SecureBootModel with value Disabled. or use GibMacOS method which is pure vanilla  Quote Link to comment Share on other sites More sharing options...
Administrators MaLd0n Posted October 10, 2020 Administrators Share Posted October 10, 2020 config.plist.zip Quote -Donations- PayPal HERE - Stripe HERE - Ko-Fi HERE - BuyMeaCoffee HERE - Mercado Livre HERE Skrill danielnmaldonado@gmail.com - BTC 33HeGCuCSh4tUBqdYkQqKpSDa1E7WeAJQ3 - BNB 0x10D1d656eCa00bD521f9b4A43B83098B8142e115 - USDT BSC BEP20 0xb57cfdfa371fad1981910f0e8332409ab99f74d9 - USDT TRC20 TUR6Z9AVS4AYzqPnULoHrfFvppRbhXmNbZ - KASPA kaspa:qpxzufgfj8p6r0krg58yzvs0009h2mwqgvcawa0xc2pth7sgzpv56j4f6dtvk - PicPay @danielnmaldonado - PiX @danielnmaldonado@gmail.com Premium Users HERE - Problems with Paypal HERE Sign up for a Bybit account and claim exclusive rewards HERE New ways to earn money with Linkvertise HERE Link to comment Share on other sites More sharing options...
desmondam Posted October 11, 2020 Author Share Posted October 11, 2020 (edited) 4 hours ago, prabhat04 said: now i have this error IMG_0120.zip 1.85 MB · 2 downloads now i have this error Niresh Catalina is old for your system so you need to use Gib Mac Os method and make a installation drive using latest catalina version.I reccomond catalina 15.6 or later Edited October 11, 2020 by desmondam Quote Link to comment Share on other sites More sharing options...
desmondam Posted October 11, 2020 Author Share Posted October 11, 2020 I think yow have downloaded image that is for original mac or you did not unzip the compressed file containing the image or try using transmac. If it also doesnt work let me know. I will provide the link from where i downloaded. Quote Link to comment Share on other sites More sharing options...
desmondam Posted October 12, 2020 Author Share Posted October 12, 2020 10 hours ago, prabhat04 said: Please give me the link as I have already messed up with niresh Catalina and Oralia and it took about 2 hrs to download the image. I cannot share the link here give me your telegram or instagram  account link. Quote Link to comment Share on other sites More sharing options...
bss111 Posted October 23, 2020 Share Posted October 23, 2020 Read this all your solution here > Â Quote Link to comment Share on other sites More sharing options...
bss111 Posted October 23, 2020 Share Posted October 23, 2020 Fixing DRM support and iGPU performance HERE > https://dortania.github.io/OpenCore-Post-Install/universal/drm.html#testing-hardware-acceleration-and-decoding Quote Link to comment Share on other sites More sharing options...
bss111 Posted October 23, 2020 Share Posted October 23, 2020 (edited) Try this > go to NVRM section > change (boot args) to the exact this line copy, past (delete old befor) = -v keepsyms=1 alcid=(your no ALC) -no_compat_check debug=0x100 -igfxsku -igfxcdc -igfxdvmt -wegnoegpu -shikigva=64 Important: some laptops need building OS usb from a-z for personal copy so you must be prepeare it by yuor self read my post above. Edited October 24, 2020 by bss111 tracking Quote Link to comment Share on other sites More sharing options...
