In an undocked schematic window the Active Bar and context menu act on whatever sheet is active in the main window. With sheet A undocked and B active, a click in A's window can edit B.
From the Grok pain-radar digests, Nov 1-2 2026 (Nov 1 8:41 AM ET through Nov 2 7:41 AM ET digests plus the Haitch editions). Verified live 2026-11-02: issue/PR read; title and state confirmed.