LibreOffice 24.8 Help
You can resize and delete table columns with the keyboard.
To resize a column, place the cursor in a table cell, hold down Alt, and then press the left or the right arrow. To resize the column without changing the width of the table, hold down Alt+Ctrl, and then press the left or the right arrows.
To increase the left indent of the table, hold down Alt+Shift, and then press the right arrow.
To resize a row, place the cursor in the row, hold down Alt, and then press the up or the down arrows.
To move the table downwards on the page, hold down Alt+Shift, and then press the down arrow.
To insert a column, place the cursor in a table cell, hold down Alt and press Insert, release, and then press the left or the right arrow.
To delete a column, place the cursor in the column that you want to delete, hold down Alt and press Delete, release, and then press the left or the right arrow.
To insert a row, place the cursor in a table cell, hold down Alt and press Insert, release, and then press the up or the down arrow.
To delete a row, place the cursor in the row that you want to delete, hold down Alt and press Delete, release, and then press the up or the down arrow.
To change the behavior of tables in a text document, choose LibreOffice - PreferencesTools - Options - LibreOffice Writer - Table.