Now multisite mode is fully supported. See below. And you can always see full change log of Accelerator for WordPress.
Last changes#
Improvements
- Multisite support.
Fixes
- "Compress" encoding is not working correctly.
- AMP pages fail validation.
- Detecting images changes doesn't use WEBP files.
- Not the same site addresses are cached to main site address.
- Old Safari browser JS optimization compatibility.