HOT 284: Understanding How to Recover Deleted Files - Can You Recover Deleted Files?
Summary
Host Micah Sargent answers a listener’s question about whether deleted files are truly gone, explaining the difference between traditional hard drives and modern SSDs. Using a library analogy, he clarifies that while deletion on HDDs merely removes the file index, allowing data recovery, SSDs use the TRIM command to physically erase data blocks shortly after deletion. The episode advises checking the Recycle Bin, cloud syncs, and backups first, noting that recovery tools are largely ineffective for internal SSDs once TRIM has run. Sargent concludes by emphasizing that regular backups, rathe…
Topics discussed
Introduction and preview of the tech question
Harriet's question about deleted file recovery
Short answer: HDD vs SSD deletion differences
The library analogy for file systems
How deletion works on traditional hard drives
The role of the Recycle Bin and recovery software
Why data recovery is harder on modern SSDs
SSD limitations and the TRIM command
TRIM execution and data erasure on Windows
Garbage collection and NAND charge erasure
Physical erasure vs magnetic storage differences
Why file recovery services still exist
Sponsor segment: Scribe process documentation
Immediate steps after accidental deletion
Checking cloud sync and backup systems
When recovery tools still work: HDDs and USB
Securely wiping drives for sale or donation
The importance of drive encryption
Summary and final advice on backups
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