FastCopy version history

Release notes rewritten with practical impact: what changed, and whether you should update.

Latest: v5.12.0Jump to version: v5.12.0 · v5.11.3 · v5.11.2 · v5.11.0 · v5.10.0 · v5.9.0 · v5.8.1 · v5.8.0

v5.12.0Change2026-08

Added a shell-extension option to replace Explorer drag-and-drop/paste with FastCopy (off by default); hardened the executable with CET shadow stack (/CETCOMPAT), Control Flow Guard (/guard:cf) and safer DLL loading (/DEPENDENTLOADFLAG).

What it means for you:Want FastCopy as your default copy handler? Enable it in the shell-extension settings. The security hardening benefits everyone — updating is recommended.

v5.11.3Fix2026-08

Swapping source and destination now works correctly with multiple files selected; fixed a hang when a network drive disconnected during a move.

What it means for you:Script users who frequently swap source/destination or move over network shares should update.

v5.11.2Fix2026-04

On Windows 11, right-clicking OneDrive placeholder files in the shell extension no longer triggers their automatic download.

What it means for you:OneDrive users save bandwidth and avoid surprise downloads on right-click.

v5.11.0Change2026-05

Default I/O size moved from 1MB to 2MB, improving throughput in some scenarios; the Ctrl+Execute confirmation dialog became optional.

What it means for you:If an HDD feels slower, revert to 1MB in Options — see the buffer guide.

v5.10.0Performance2026-03

Faster writes to FAT16/FAT32/exFAT when running as administrator; the Pro edition gained a "move (no overwrite)" shell-extension option.

What it means for you:FAT-formatted external drives copy faster with admin rights.

v5.9.0Performance2026-01

Added an execution-history button for reloading past parameters; TransRate now includes verification speed by default; same-drive SSD copies use parallel R/W by default.

What it means for you:Repeating backup jobs can reload their parameters straight from history.

v5.8.1Fix2025-12

Updated the bundled xxHash library to v0.8.3.

v5.8.0Fix2025-11

Added a "verify every 30 seconds" option and log auto-deletion; fixed a rare crash with 7M+ subdirectories under a single folder.

Download the latest version from the official site →

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