How should the inclination of the Earth’s axis of rotation to the plane of its orbit be changed so that day everywhere on Earth

How should the inclination of the Earth’s axis of rotation to the plane of its orbit be changed so that day everywhere on Earth would be equal to night, and the change of seasons would stop?

The axis of rotation of the Earth must be perpendicular to the plane of the orbit.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.