[SOLVED] Change Disk Number?

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iTRiP

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Feb 4, 2019
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Hi, I know if you have only the boot drive in the pc when installing windows that C:\ drive probably gets assigned to Disk 0 and all other drives get assigned to their relative connection on the motherboard sequentially up .

Now is there a way to change the Disk numbers?

I want them to show up in task manager in the correct order.
 
Solution
sata goes first in numbers, then goes nvme after
sata port 1 = disk 0
sata port 6 = disk 5 (if you fill 6 sata ports)
nvme goes by last number
so if you have 6 sata drives, nvme will be disk 6
there is no solution to this ;)

Lutfij

Titan
Moderator
Thumb rule, you should only have the drive you want to install the OS on connected to the first SATA port on your motherboard. As for the (physical)drive sequencing, after you install your chipset(AMD)/storage(Intel) drivers, plug in each drive one by one. By that I mean, after OS install and relevant storage driver install, shut down, plug storage drive 2 to SATA port 2 on motherboard, then boot up. Verify it's detected in BIOS and Disk Manager, shut down. Repeat the previous steps till you populate the drives the way you want on your motherboard.

Task manager or Disk manager?
 

iTRiP

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Yeah I read you, I meant task manager, because in This Pc and Disk Manager, my drives do actually show up in the correct order, that's by drive letters.

I'm going to try and disconnect all the drives except the one boot drive I want to have be Disk 0 and then boot up, shutdown again and reconnect all others, doubt it will work, any other way to change it?
 

iTRiP

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Feb 4, 2019
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Yeah I read you, I meant task manager, because in This Pc and Disk Manager, my drives do actually show up in the correct order, that's by drive letters.

I'm going to try and disconnect all the drives except the one boot drive I want to have be Disk 0 and then boot up, shutdown again and reconnect all others, doubt it will work, any other way to change it?
Alright thats a bummer it doesn't work like that, any other known method to change disk numbers?

Looks like I'm reformatting again to get it right.
 
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iTRiP

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Feb 4, 2019
929
90
11,090
Thumb rule, you should only have the drive you want to install the OS on connected to the first SATA port on your motherboard. As for the (physical)drive sequencing, after you install your chipset(AMD)/storage(Intel) drivers, plug in each drive one by one. By that I mean, after OS install and relevant storage driver install, shut down, plug storage drive 2 to SATA port 2 on motherboard, then boot up. Verify it's detected in BIOS and Disk Manager, shut down. Repeat the previous steps till you populate the drives the way you want on your motherboard.

Task manager or Disk manager?

Yeah, going to need some other solution to get the drive numbers in order, because I just formatted my pc again, this time with all drives disconnected but boot drive plugged in only, just to confirm if this was the solution, finished setting up my device and then plugged in the additional drives one by one and I ended up with the same wrong order drive numbers, So it seems for an disk 0 NVMe having that drive only installed when installing does not grant a disk 0.

My Boot drive is disk 3. even when it was the only drive present when installing windows.

Guess I'm sticking with this until I or some one finds a solution for this. (Could have been easy if my bios had BBS options)

My windows version is 21H1.
 
Last edited:
Drive numbers are dictated by the port numbers, just as lutfij already told you.
If the nvme port is a lower number than sata ports then it will always show up before any sata disk if the port is a higher number than sata it will always show up after the sata disks.
You can try and go into bios and search for a disk priority list, not the boot list(although you could try that as well) , and change numbers there but not all mobos will have this.
 

iTRiP

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Feb 4, 2019
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Drive numbers are dictated by the port numbers, just as lutfij already told you.
If the nvme port is a lower number than sata ports then it will always show up before any sata disk if the port is a higher number than sata it will always show up after the sata disks.
You can try and go into bios and search for a disk priority list, not the boot list(although you could try that as well) , and change numbers there but not all mobos will have this.

My bios doesn't have that, on my previous board it read BBS option and one could change it there.
 
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