When a new toilet seat is installed the angle of the toilet seat to the bowl needs to be beyond 90 degrees so the seat can rest against the toilet tank.
Toilet seat that will stay up.
Then use the tightening tool from the kit to snug up the nut.
The seat mounting bolts may not be in the right place causing the seat to lay improperly against the toilet bowl.
Loosen the nuts attaching the toilet seat and slide the seat forward as far as you can.
It s just too old.
Family handyman to begin remove the toilet seat nuts and insert the rubber bushings.
When you check the toilet seat and see loose screws broken hinge or wobbly hinges.
If the angle between the upright toilet seat and the toilet bowl is 90 degrees or less then the seat will perpetually fall back down.
Sometimes you ll have a toilet seat for years and years and you won t upgrade them until they stop working.
But you still have.
Fortunately this problem is pretty easy to fix.
Install the rubber bushing with the tapered side facing up toward the toilet seat.
Reasons why toilet seat will not stay up.
When you sit down you feel the seat move back and forth.