Hi Vman,

To set up a rabbet you have to set the link “Type” to a groove .

Have a look at this video:

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To use dowels or / and biscuits you have to set up a “fitting link”. this is considered adding hardware to the “link”.

You can change the “type” of link and add dowels biscuits or cams etc using the “fittings”.

The video on side plinths is here:

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hope this is all helpful

all the best

Ness