v4.5.3

gradio-app/fastrtcv4.5.3Jun 19, 2026by alyssaxuu

AI Summary

This release focuses on stability and performance improvements for the Screenity extension, specifically addressing memory issues with large recordings and enhancing reliability during Chrome background restarts.

Key Highlights

Fixed 'can't load your recording' errors on large files that timed out while loading
Added ability to cancel downloads that are taking too long
Improved memory handling for large WebM recordings
Enhanced reliability of recording starts during Chrome background restarts
Improved recovery of recordings that were interrupted while stopping

New Features

Cancel download functionality
Automatic recovery of interrupted recordings

Full Release Notes

- Fixed "can't load your recording" errors on big files that timed out while loading.
- You can now cancel a download that's taking too long, like a slow WebM conversion, instead of being stuck waiting.
- Saving as WebM now handles large recordings without running out of memory
- More reliable recording starts, especially when Chrome restarts the extension in the background, with automatic retries on transient failures.
- Recordings that captured content but got interrupted while stopping are now recovered and saved instead of discarded.
- Fewer false recording failures on backgrounded or static screens.