https://us.community.samsung.com/t5/Monitors-and-Memory/Samsung-990-Pro-Unallocated-space/m-p/3460916#M17719 <P>Most likely this:</P> <P class="p1"><SPAN class="s1"><STRONG>Partition alignment padding:</STRONG></SPAN> Modern OSes align partitions to 1 MB boundaries for performance. When the math doesn’t land perfectly at the end of the drive, you can end up with 1–2 MB left over.</P> <P class="p1">Sounds like you've got a mild case of OCD, and I get it, I'm like that too, but for this, I'd just leave it alone. 2MB is negligible. If it really bothers you still, you could try a third party disk utility like Macrium Reflect to create a tiny partition from it, and then merge it with the rest.</P> Tue, 20 Jan 2026 21:47:30 GMT SPACEMSH 2026-01-20T21:47:30Z