Yes. That's the answer: Yes.  I won't give you any explanation because you've already had lots of explanation. You have opened seven or eight threads on this same issue. Multiple forum experts have answered your questions and told you everything that you need to know. You continue to disbelieve them and open new threads. You are wasting people's time. The answer is: Yes. Just do it.
I have Inspiron 3580 pentium gold 5405U prossesor.it have m.2 port and pcie version 2.0 and 12 pci lanes. So can I insert 3.0x4 nvme in to my laptop as a boot drive? I tried the sata m.2 SSD but it not recognised bois or windows.
Inspiron 3580 Nvme