1.9.21.9.1 is the latest version :
Changelog - Perfmatters
2.2.6 – 03.18.2024 2.2.5 – 02.29.2024 2.2.4 – 02.05.2024 2.2.3 – 01.08.2024 2.2.2 – 01.07.2024 2.2.1 – 01.04.2024 2.2.0 – 11.22.2023 2.1.9 – 11.09.2023 2.1.8 – 10.13.2023 2.1.7 – 09.29.2023 2.1.6 – 08.31.2023 2.1.5 – 08.30.2023 2.1.4 – 08.08.2023 2.1.3 – 07.02.2023 2.1.2 – 06.29.2023 2.1.1 –...perfmatters.io
- Added new perfmatters_used_css filter.
- Added new perfmatters_allow_buffer filter.
- Added a notice in the Script Manager when Testing Mode is enabled.
- Improved reliability of CSS Background Image function when child elements with additional background images are present.
- Script Manager style compatibility fixes.
- Fixed an issue where some post specific meta options were not being respected when determining if a feature should run.
- Fixed an issue where pressing enter on the main plugin settings page would trigger a specific form action instead of save settings.
- Changed CSS class initialization hook to be in the correct order with other output buffer functions.
- Made an adjustment to how we generate the local used stylesheet URL for better compatibility.
- Fixed an issue where loading attribute was still getting applied to images that were excluded from lazy loading.
- Fixed an issue where images inside an excluded picture element were not also getting excluded.
- Fixed an issue in the Script Manager where archives were not being grouped together with their respective post type.
- Additions to plugin UI JavaScript to allow for disabled sections to be hidden even when nested controllers are present.
- Moved background process library to composer autoloader.
- Removed BETA tag from Remove Unused CSS option.