Partition 4K alignment is important to improve hard drive performance, and you can check if partitions on your computer are 4KB aligned according to following steps.

Step 1  Select the disk for which you want to check partition 4KB alignment, and click "Tools" to select "4KB Partition Alignment Detection".

Step 2  The pop-up window shows whether partitions are aligned.

Learn more on 4k alignment? refer to that article: 4K Partition Alignment.