Thinkpad E15 HDMI not working

My Laptop spec : Lenovo Thinkpad E15

Opencore 0.6.8 | i7-10510U | Intel UHD 620 | 16 GB ddr4 |

Hello everyone, I have installed hackintosh Big sur 11.3.1 according to opencore installation guide, once installed I have used HDMI but it is not working. I tried this method but still can't fix it. Can someone help me to solve these problems? Thank you very much!

My EFI -

submitted by /u/tofirst
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