To select a block make sure NtEd is in edit mode (see The 3 modes). Draw a diagonal with left mouse button such that the appropriate rectangle encloses all elements you like to work with:
The selected elements appear in violet color.
If there is a selection rectangle you can deselect some staves from selection by right clicking on the staff:
This is especially useful if you for example want to copy only the 1st and the 3rd staff of 3 staves:
To copy a block select some elements as described in Select a block. Choose:
→
or press Ctrl+C. The selected items are copied into an internal clipboard.
To paste a block select a note or rest as described in Shifting notes. This selected chord or rest is the upper left corner of a virtual destination rectangle:
Choose:
→
or press Ctrl+V. The items from internal clipboard are copied to this virtual destination rectangle:
To delete a block select some elements as described in Select a block. Choose:
→
Or simply press Ctrl + X. The block is deleted.
Independend of the concrete selection the delete operation influences all staves. Only whole measures are deleted.
To empty a block means to convert all notes groups to rests of appropriate length. Select some elements as described in Select a block:
Again, you can deselect some staves by right clicking them:
Choose:
→
Or simply press Ctrl + E. The block is emptied:
To insert a block of empty measures choose an arbitrary note or rest as described in Shifting notes.
Choose:
→
Determine the number of measures you wish to insert on insert dialog. Click OK!
The measures are inserted after the measure with the selected note or rest.
If you want to insert a huge number of measures use insert page or append page, instead.