What does the cryptic crossword clue "Edits with a pen, organising current changes (4,5)" mean?

The wordplay uses an anagram. anagram of EDITS + A + PEN, = NEAPTIDES The answer is NEAPTIDES.

Edits with a pen, organising current changes (4,5)

Guardian Cryptic #29581 | 11 Across | 2025-01-02 flower