How to write a software testing plan?

The steps for writing a software testing book are as follows: 1. Understand the requirements and functions of the software being tested. 2. Identify the testing scope and formulate testing strategies and methods. 3. Determine the testing environment and testing tools. 4. Test activities by identifying test cases and setting test goals. 5. Write a test book, including a detailed description of the test, test schedule and test resource requirements. 6. Review and review test documents to ensure that it complies with software development processes and testing standards. 7. Update test books to reflect review results and changes in internal and external interference factors. 8. Execute the test and record the test process and results. 9. Analyze and evaluate test results and update tests as needed. 10. Write a final test report summarizing the test process and results, including recommended improvements and fixes.