How would you like to process the input DEM:
Choose the processing tool you want to use.
This tool allows you to copy elevation values from a raster into another one. The elevation values of the pixels covered by a mask will be copied into the second raster.
Raster to be modified:
Choose the DEM you want to copy the elevation values to.
Raster to copy the values from:
Choose the DEM you want to copy the values from.
Mask layer:
Select the vector layer containing the masks covering the areas you want to copy.
Output file path:
If there is no path specified here, the file will be created in the temporary folder. The full path will be shown in the Log tab and the result will be loaded to the map canvas.