Acronis Image Viewer is compatible with Windows operating systems, including Windows 10, 8.1, 8, 7, Vista, and XP. The tool requires a minimum of 256 MB of RAM and 300 MB of free disk space.
| Symptom | Root Cause | Fix | |---------|------------|-----| | "File not found" but file exists in backup | File was open (e.g., Outlook .pst) during backup; Acronis skipped it due to VSS writer failure | Re-run backup with VSS full mode | | Viewer shows empty folder | Filesystem metadata corruption in image; Viewer falls back to raw sector scan | Use "Explore as Disk" not "Files" mode | | Mounted drive shows but cannot open | Driver conflict (e.g., VMware host driver) | Run fltsrv.sys standalone restart | | Very slow browsing large .tibx | Deduplication chunk map thrashing | Convert to .tib or increase Viewer cache in registry | | Cannot browse Linux ext4 backup | Viewer missing ext4 driver (older versions) | Update to v2020 or newer | acronis image viewer
| Mode | Mechanism | User Perception | |------|-----------|------------------| | | Kernel driver ( fltsrv.sys on Windows, acronis_virtual_disk on Linux/macOS) | A new drive letter (e.g., E: ) appears, readable like any HDD. | | Browse without Mount | User-mode parser extracting directory tree via MFT (NTFS) / HFS+ / ext4 parsing | GUI tree view, but no system drive letter. | Acronis Image Viewer is compatible with Windows operating
The term "" is often searched by users looking for a quick way to "peek" inside their backup files. While Acronis doesn't market a standalone "viewer" tool by that specific name, the functionality is built directly into their software. | | Browse without Mount | User-mode parser
The Image Viewer must parse this container without fully decompressing it.
