I believe you need to be in the Notation window to write accidentals. BiaB also has "intelligent accidentals" that are context sensitive to the chord names.

Press F1 to open the Help window, select the "Search" tab and the top three choices discuss accidentals and the Notation window.


Jim Fogle - 2026 BiaB (Build 1217) RB (Build 4) - Ultra+ PAK
DAWs: Cakewalk Sonar - Standalone: Zoom MRS-8
Desktop: i7 Win 11, 12GB ram 256GB SSD, 4 TB HDD
Music at: https://fogle622.wix.com/fogle622-audio-home