Grabit not updating groups
Update Star includes support for many languages such as English, German, French, Italian, Hungarian, Russian and many more.
You can choose your language settings from within the program.
The [ and ] keys shift the lower depth by one, and so are useful for tuning.
The spacebar will also select a reasonable lower depth for your selection volume; shift-space will treat water and glass as solid.
Currently Mineways treats all blocks as solid, full blocks: half-steps or stairs are treated as blocks, as is every other block.
There is also no transparency for the materials, since printers do not currently support this type of creation.
Update Star Free and Update Star Premium come with the same installer.
Read this for the process I go through when exporting for 3D printing.
Normally you can just hit "OK" on the export dialog and things will work fine.
If you don't want to wade through it all, at least search this page for the phrase "Key tip", as these bits are particularly useful.
To create a 3D file for viewing or printing you first select a 3D box in your world. Hold down the right mouse button (or left mouse and Control key) and drag to define a selection area.