Knowledge Centre
Technical articles on data recovery, hard drives, SSDs, RAID and safe recovery practices.
Why You Should Not Run CHKDSK on a Failing Hard Drive
HDD — CHKDSK repairs filesystem structures, not physical media. On a failing or unstable hard drive, running it can complicate - not fix - the underlying problem. Here is what CHKDSK actually does and why professional recovery workflows treat it with caution.
SSD Not Detected in BIOS – What It Can Mean
SSD / NVMe — An SSD that suddenly stops showing up in BIOS can point to several very different problems - from a loose connection to controller, NAND, or PCB failure. Here is how to think about what "not detected" actually tells you.
RAID 5 Recovery After Multiple Disk Problems
RAID / NAS — RAID 5 tolerates one failed drive, not two. When a second member becomes unstable during or after a first failure, the usual "just replace and rebuild" advice stops being safe. Here is what changes and why.
RAID Degraded: Should You Rebuild It?
RAID / NAS — A degraded RAID is not automatically an emergency, but rebuilding it is not automatically safe either. Here is how to think it through.
Can Deleted SSD Data Be Recovered After TRIM?
SSD / NVMe — TRIM changes what is actually recoverable after you delete files from an SSD. Here is how it works and what determines your chances.
What to Do When a Hard Drive Starts Clicking
HDD — A clicking hard drive is a symptom, not a diagnosis. Here is what the sound can mean, what to do immediately, and what to avoid.