It's winter. The lock on the door seems to be frozen. I can't open it in the morning.

The solution to the problem that the door lock cannot be opened in cold weather is as follows:

1. Use a hair dryer or a heating fan or other heating equipment to heat the door lock, and wait until the surface temperature of the door lock rises. Later, you can use the key to open it, and it will be easier to open it now.

2. Go to the market to buy some good quality lubricating oil. The lubricating oil should have low temperature resistance, and then slowly drip the lubricating oil into the door lock, so that the door can be opened easily. Lock.

3. You can prepare some hot water and slowly pour it on the door lock. The door lock will open naturally after it thaws.

4. Soak the key in antifreeze oil for a while, then unlock the door, and it will open smoothly.

5. When the weather turns cold and the door lock cannot be opened, don’t be too anxious. Just follow a few small methods in this article and you will be able to open the door lock smoothly soon.