LibreOffice 24.8 Help
You can select adjacent cells, then merge them into a single cell. Conversely, you can take a large cell and divide it into individual cells.
Чашмакҳои паҳлӯи ҳамбударо интихоб кунед.
Choose Table - Merge Cells.
Курсорро дар чашмаки ҷудошаванда гузоред.
Choose Table - Split Cells.
A dialog allows you to split the cell into two or more cells, horizontally or vertically.