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How to Migrate Windows 10 OS/Installation from 128GB SSD to 1TB SSD without Reinstalling?

Updated on May 15, 2018 by Tracy King to Backup Utility

This article tells how to migrate or move Windows 10 OS or installation from 128GB SSD to 1TB SSD without reinstalling system. If you are looking for a way to upgrade Windows 10 system to a bigger SSD without reinstalling, just follow to migrate OS with ease now.

With the fast spread of SSD, more and more computer manufactures are using SSD as system disk in their computers and laptops. It seems that small SSD with low storage space can no longer satisfy users increasing needs of fast running speed and huge storage space in computers and laptops.

Therefore, some SSD producers such as Seagate or Samsung etc are producing some large SSD for meeting users needs. But how to change computer disk becomes a huge problem. It's really time-consuming to move files and reinstall Windows system with a new SSD. Fortunately, all your questions can be all solved and you can follow this article to migrate or move Windows 10 system/installation from 128GB SSD to 1TB SSD without reinstalling. You can also apply the methods offered here to upgrade or transfer Windows OS/system to newer or bigger HDD/SSD without reinstalling. Let's see how to upgrade Windows 10 from 128GB SSD to bigger SSD (1TB) now:

Step 1. Free download EaseUS Todo Backup to move/migrate Windows 10 OS by system clone

EaseUS Todo Backup is a powerful Windows backup and recovery software which supports you to free backup and restore system, backup file/disk partition or emails, clone and migrate system to new disk, clone disk for free within 30 days.

You can directly apply the System Clone feature in this software to move and upgrade Windows 10 OS to new SSD without reinstalling. And EaseUS Todo Backup is available here for you to free download now:

Step 2. Migrate Windows 10 OS from 128GB SSD to 1TB SSD by system clone with EaseUS Todo Backup

After installing EaseUS Todo Backup in your computer or laptop, you may follow below guide to migrate and move Windows 10 OS/installation from 128GB SSD to 1TB SSD with System Clone feature in EaseUS Todo Backup now:

1. Connect 1TB SSD with PC; Run and launch EaseUS Todo Backup > Click System Clone;
Note: Make sure that your destination disk (1TB SSD or new HDD/SSD) is empty or has enough unallocated space (the space shall equal to the total space of system reserved partition and boot partition).

Move Windows 10 OS to SSD.

2. Choose new SSD as your target disk to move Windows 10 installation with both boot and system served partitions,
Click Advance options, tick Optimized for SSD if your target disk is SSD,
Select Sector by sector clone to clone all system files to new disk.

Migrate Windows 10 OS to bigger SSD.

3. Click Proceed to finish the Windows 10 OS migration process.
Windows 10 OS will be automatically cloned to new SSD then.

Upgrade Windows 10 system from 128GB SSD to 1TB SSD without reinstalling.

Note: After the process, do remember to reboot PC and press F2 to enter BIOS settings and you need to change the boot order from previous 128GB SSD to 1TB new SSD. 
Computer or laptop will be boot normally without losing any files then.