Довідка LibreOffice 7.5
Activates the Fill Mode in the Detective. The mouse pointer changes to a special symbol, and you can click any cell to see a trace to the precedent cell. To exit this mode, press Escape or click the End Fill Mode command in the context menu.
The Fill Mode function is identical to the Trace Precedent command if you call this mode for the first time. Use the context menu to select further options for the Fill Mode and to exit this mode.