No, that's not true. Stop listening to the conspiracy theorists.
If you want to learn about the Management Engine and what is and isn't possible, start here: https://en.wikipedia.org/wiki/Intel_Management_Engine.
not true , intel never access our computers remotely ,. but recently management engines security flaws was discovered by engineers , soon intel reacted for that process , and released new new firmwares to prevent backdoor
Don't waste your time answering guys, anyone willing to listen to a whack job like Stallman isn't going to believe anything we have to say anyway.