- Notable ImprovementsImproved phpBB native search performance: PHPBB3-16940
- Support for SVG and Webp in ranks, smilies, and topic icons: PHPBB3-16899
- Improved handling of email encoding: PHPBB3-16900 PHPBB3-16912
- Issues with double escaping of data inserted into database config: PHPBB3-16924
- Topic selection not working in MCP: PHPBB3-16904
- Use longer random string for activation key
- Reset reset token info when re-activating account
Source: https://www.phpbb.com/community/viewtop ... #p15825556