#8045 introduced global search. There are some open points:

• resizing the global search window should not change the column width of the main table (maybe refs Implement better scaling of main table showing entries #7181)
• Library not shown "on my machine"
  
• Selecting an entry in the global search should select the entry in the main table
• (Optional) the places where the search hit should be highlighted
  (we had this functionality in JabRef 2.9 beta -

  jabref/CHANGELOG

  Line 252 in 4e23c05

  - Added highlighting in preview area for search text (based on patch 3121914 by

  ). (Personal remark: implement in JabRef main branch 10 years ago - https://sourceforge.net/p/jabref/patches/147/#1ebb).