LibreOffice 6.1 Help
แแแแแ แฉแแแ the type of manual break that you want to delete.
แแ แซแแแแแแแ แฌแแแแแแกแแแแแก...
Choose Sheet - Delete Page Break.
Removes the manual row break above the active cell.
Removes a manual column break to the left of the active cell.