A Simple and Easy Explanation of Solid Principles
SOLID is an acronym for the first five object-oriented design (OOD) principles by Robert C. Martin
SOLID Principles is a coding standard that all developers should have a clear concept for developing software in a proper way to avoid a bad design
After following SOLID it makes your code more extendable, logical, and easier to read.
The business requirements gets changed every day. so software need to change and upgrade to support the business requirements. and need to have easily replaceable parts in order to update.