How best to fill/patch holes in dot and dab? Have some plasterboard adhesive - just stick it back in and then fill/sand? Should I tape the edges? : r/DIYUK
EVO-STIK Plasterboard Adhesive Foam
Soudal Plasterboard Adhesive Gun Grade 750ml
How to securely fix a floating shelf to a dot and dab plasterboard over block - Metex Online