File-level backup or full system image: what is the difference?
File-level = copying files and folders. Image = the whole disk including OS and apps as one block. Both have their place.
Try this first
- 1File-level: quickly restore smaller files. Good for fileshares, documents, user data. Not handy for 'my server must run as it was'.
- 2Image: full OS restore in one shot. Good for servers and bare-metal recovery. Slower for restoring a single file; you mount the image first.
- 3Many modern tools do both at once: image as base with a file-level browser inside. Veeam, Acronis, Synology Active Backup: all three can do this.
- 4For SMBs: image backup of servers, file-level for laptops alongside OneDrive (since most data lives in cloud anyway).
When to bring us in
Which type for which system depends on RTO and complexity. We often design hybrids: image for servers, file for user data, external backup for M365. First setup takes a day or two.
See also
- We have backups but we do not know if they workA backup that cannot be restored is not a backup. Testing matters as much as taking the backup.
- Suspected ransomware: what to do RIGHT NOWThe first 30 minutes are critical. One wrong move spreads the damage. Read before acting.
- Someone accidentally deleted an important folderUsually fine to recover. The trick: do not save anything new on that drive until you know how.
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