With the toilet flange in place you are ready to install the toilet with a new wax ring.
How to install a toilet flange on a cement floor.
Use tapcon anchors or a similar type of masonry concrete screws to fasten the toilet flange to the concrete slab.
With the drainage pipe ready the floor flange must be installed.
Fit the flange over the pipe to place it flat against the concrete floor.
If using a plastic flange ring be careful not to crack the ring by screwing the anchors in too far.
Screw the toilet flange onto the concrete.
Yesterday while making my rounds a tenant in one of the apartments approached me and mentioned their toilet was loose.