While you're in the drawing, right click on the block (symbol), and pick Explode. You can also decide if the symbol is to be exploded and placed on the layers that it had when originally created (like "0" for Acad blocks) or the layer you're currently on.
Highest Regards,
Alan T. Hendry, RA
Intel i7-12700F (2.10 GHz) Desktop, 16GB RAM, 1TB SSD, Win 11 Home 64-bit, DC 23 w/ latest beta
Intel i7-10750H (2.6GHz) Laptop, 16GB RAM, 1.5TB HD, Win 11 Home 64-Bit, w/ DC 22, 23 & latest beta