If the toilet seat is broken, should the toilet seat be replaced together?

The toilet seat is meant to be closed.

Benefits of Closing the Toilet Lid: >>>More

Hehe, the toilet lid is closed to prevent things from falling into the toilet, such as soap and so on.

If the toilet lid is opened when flushing, an instantaneous cyclone in the toilet bowl can carry germs or microorganisms up to 6 meters into the air and suspend them in the air for several hours before landing on walls and objects. Nowadays, in most families, toileting, washing, and showering are carried out in the bathroom, and toothbrushes, mouthwash cups, towels, etc. are shared with the toilet, which is naturally easy to be contaminated by bacteria. Therefore, it is important to get into the habit of closing the toilet lid when flushing. >>>More

It is best to avoid too much water rushing out, and it is okay to turn on the ventilation after flushing.

It is very simple to replace the broken toilet seat, buy a new toilet seat, and then there are two plastic bolts in the lower part of the back of the toilet seat, rotate it down to take off the broken toilet seat, and then tighten the two bolts that come with the new toilet seat after installing a new one.