A write protected SSD (NVMe, read-only) ..

A SSD drive becoming read-only or write protected is a fairly common issue. Many online guides bypass diagnostics and immediately unleash a number of possible solutions which commonly involve registry edits, chkdsk, Disk Management, Disk Part and erasing the drive. In the situation we’re looking at today, these solutions will prove useless. SSD drives can… Read More »

Recover .BRAW (Blackmagic RAW video) files

This is a small tale about how a relatively ‘obscure’ and rare file format can be close to unrecoverable using existing tools. To refresh our minds we can basically recover files in two ways: File system based. This is always the preferred method as the file system allows us to determine the precise location of… Read More »

USB flash drive freezing – Optimal setup for disk imaging

About this post This is quick write up about observations during recovery of an ‘unstable’ USB flash drive (pendrive, USB stick). This also in response to messages I pick up in various forums, where people struggle seeing how DeepSpar’s USB Stabilizer can help them improve disk imaging – while they do see how it’s a… Read More »

Sector reallocation on hard drives explained.

I notice much nonsense online about bad sector reallocation on hard drives while in essence it is quite simple: Conditions for sector reallocation are: Non-recovered write errors When a write operation can not be completed after the Error Recovery Procedure (ERP) is fully carried out, the sector(s) are reallocated to the spare location. An error is… Read More »

Data Recovery Lab Success Rates. Are they worth anything?

What a data recovery lab claims .. Let’s look at the claim that Seagate makes for it’s data recovery services: Source: https://www.seagate.com/www-content/product-content/ironwolf/files/ironwolfpro-ds1914-5a-1707us.pdf, I took above screenshot at May 2021. 90% success rate, I call that pretty impressive. And what a data recovery lab actually recovers .. Then I read this interview with the manager of… Read More »

Tenorshare 4DDiG JPEG Repair?!

New (to me at least) JPEG ‘repair’ tool, Tenorshare 4DDiG. So I test it against files I know to be repairable. Success!, it says, go buy license. Let’s see: Compare size original files vs. what it repaired. Can’t be right. I see option ‘view logs’, *click*. Now we see what it did, it didn’t repair… Read More »

How to recover data from corrupted RAW photos

Repairing corrupt RAW photos (CR2, NEF, ARF etc.) There aren’t many solutions or even services available that actually and truly repair RAW photos produced by high-end digital cameras such as DSLRs from Canon, Sony and Nikon. Most software that claims this capability actually does nothing of the sort but in fact they simply extract JPEG… Read More »