A dialog box titled will usually appear automatically.
: You can use the Repairit Online tool for files under 200MB for free. For larger batch repairs, the desktop version is required. Internal "Fixes" for Performance Issues
These tools use artificial intelligence to analyze your footage and make smart corrections automatically.
The classic "Filmora Fixer Tool" is a Windows .exe utility. Mac users experiencing crashes should use the "Filmora Repair Tool" found inside the Applications/Wondershare Filmora folder (or reset the app via Activity Monitor and Terminal commands).
: In the Performance tab, toggle on Automatically create proxies when media resolution is higher than [1920 x 1080] . Filmora will create lightweight duplicate files for smooth editing, then use the original high-quality files during final export. filmora fixer tool
If Filmora crashes while you are working, do not panic. The software features an automated safety net designed to rescue your timeline. Step 1: Utilize the Auto-Save Prompt Relaunch Wondershare Filmora immediately after a crash. The software will automatically scan its backup directory.
By utilizing Filmora’s internal backup directories, maintaining an organized asset workflow, and leveraging tools like Wondershare Repairit for damaged exports, you can confidently troubleshoot and rescue your creative projects from unexpected errors.
Best practices
Whether your file was damaged during recording, exporting, or transferring, this guide explains how the tool works and how to use it effectively. What Causes Video File Corruption? A dialog box titled will usually appear automatically
Repairs pixelated segments or videos that get stuck on a single frame.
| Button / Option | What it does | |----------------|---------------| | (Main button) | Automatically detects your Filmora version and fixes registry, missing files, and permissions. | | Advanced Repair | Resets Filmora settings to default without uninstalling. | | Clear Cache | Deletes temporary render files that may be corrupted. | | Backup Projects (rare) | Backs up recent project files before resetting. |
It cannot fix physically damaged storage drives (bad sectors) or recover deleted files. It only repairs logical corruption (broken headers/codecs).
Click the button to upload your unplayable or damaged video files. Internal "Fixes" for Performance Issues These tools use
Choose the variant if available, as these are specifically optimized for video editing stability rather than gaming.
Works seamlessly with MP4, MOV, M4V, MKV, AVI, and FLV.
Only run it when you experience a problem. Running it unnecessarily won't harm your system, but it doesn’t provide any performance boost if nothing is broken.
Click the blue Repair button to start the quick repair process.
When footage suffers from poor lighting or low camera resolution, the software uses local, on-device AI generation to restore sharpness.