What is tried and true meaning?

"Tried and true" is a phrase that refers to something that has been tested and proven to be effective or reliable. It can be used to describe people, practices, methods, or products that have stood the test of time and have consistently delivered good results. The phrase is often associated with traditional or old-fashioned approaches that have been used for many years with great success. It suggests a certain level of trust and confidence in something that has been tried and proven to work, and is often used in discussions about quality, dependability, and credibility.