If your external hard drive keeps blinking, but Windows doesn’t detect or recognize it, this post will help you. Most hard drives have an activity light on them. The light flashes when there is a data ...

Microsoft has found no link between the August 2025 KB5063878 security update and customer reports of failure and data corruption issues affecting solid-state drives (SSDs) and hard disk drives (HDDs) ...

Check under the Disk Management tool. It should show that you have ~171GB of unpartitioned space. Partition that space and format it and the rest of your HDD will show up.