Article: https://wordpress.org/documentation/article/pagination-block/

Updates for 6.4

• Make mid size parameter settable for Query Pagination block. 51216
• client-side pagination. 53812

General

• Convert all reusable blocks to a ‘regular block’.
• Update the changelog at the end of the article

Good first issues

If you are looking for simpler tasks, take a look at related good first issues:

• Check ALT attributes: [HelpHub][6.4][ALT]: Pagination Block #1309
• Check headings: [HelpHub][6.4][headings]: Pagination Block #1310
• Update screenshots: [HelpHub][6.4][screenshots]: Pagination Block #1311
• Update videos: [HelpHub][6.4][videos]: Pagination Block #1312