See attached schematic for 5320...

Please Bear with me at 72 I'm still learning and hope someone can help.
Dell Latitude 5480
Service Tag D2N2BH2
CDM70 LA-E081P Rev 2.0(A01)
ME Firmware Update Failed
Then on reboot
(A7) ME FW Downgrade - Request MeSpilock Failed
Error sending End of Post message to ME:HECI disabled, Proceeding with boot!

then loads Win 11 and seems to run normally?

Following the Badcaps Me clean guide using:-
ME_Analyser_v1.148.4_r209
Intel (R) Flash Image Tool. Version: 11.8.50.3460
CH341A_Programmer (Software-Shichang Zhuo)...