Windows 10: after reinstall win 10 on ssd

i had a ssd with win 10 on and a second hdd disk. with all the games on, i discounted the hdd before installing win10 to the ssd, after reinstalling win 10 on a ssd i reconnected the hdd but it says it cant not read it and needs to reformate tried changing drive letters

:)

 

migrate(easiest) or reinstall win 10 pro on ssd...?

I had win 81 pro and upgraded to 10 pro... hdd...

Now plan to migrate to ssd... what is best...?

migrate(easiest) or reinstall win 10 pro on ssd...(hardest) ?

 

migrate(easiest) or reinstall win 10 pro on ssd...?

This thread is now far off the OP, which was

I had win 81 pro and upgraded to 10 pro... hdd...

Now plan to migrate to ssd... what is best...?

migrate(easiest) or reinstall win 10 pro on ssd...(hardest) ?

 

Tranferring Win 10 to SSD

Option 1:

If the SSD is equal in size to the drive it is replacing, you could create a system image saved to an external drive then restore.

• How
  to: Create a system image in Windows 10
• How
  to restore a Windows 10 system image to an existing or larger storage device

Option 2:

You can download the free Easeus ToDo Back and use it to clone the drive the restore it. Learn how:

How to Clone or Move Your Windows 10 Installation to a Larger Hard Disk or SSD

Option 3:

Download, create a bootable copy then reinstall Windows 10:

Option 1:

• 
  How to: Create a Recovery Drive for
  reinstalling Windows 10
  

Option 2:

Step 1: How to download official Windows 10 ISO files

Step 2:

• 
  How to: Perform a clean install of Windows
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