Why does a plug slip out as I have to bend the prongs of plugs to get them to stay in the socket and even then they are still loose?

== == === === The socket is bad (mechanically worn out). Replace it. They are less than $1 at the home center. Know and apply all safety precautions associated with the repair and maintenance of power distribution systems when you work or refer this work to qualified professionals.

== == Always be sure to switch off the breakers at the main panel before you attempt to do any work on any mains power circuit.