>>>Is it possible to ask the software engineers to update the ME firmware>>

Eventually they get around to it. But like the rest of us users, you have to keep checking this BIOS update webpage and the Acer download site for your model. I don't see it listed yet.

https://community.acer.com/en/kb/articles/10435-meltdown-and-spectre-security-vulnerabilities

So you must keep checking this link like the rest of us ers. We are not Acer employees or bios programmers here so we can't predict when they will appear.

https://community.acer.com/en/profile/tadekm That's because you don't have the TMP214-53. So like the rest of us, you have to keep checking the downloads and security update pages here and here for your particular model. We forum users are not Acer employees or service reps who can tell you when or even if they will appear.