The current study investigated the diverse dimensions of English teaching that influence students' academic performance at the higher secondary level, with a focus on refining teaching methodologies and tackling challenges in English learning experiences. Using a methodical research approach, the study focuses on the critical role that teachers play in English instruction for both students and teachers from government higher secondary schools in the Dir Lower area of KP. The use of a quantitative research strategy, in conjunction with a pilot study and a specially created questionnaire, guarantees the validity of data gathering and analysis. Through the use of SPSS software, data analysis can yield a wealth of information on students' perceptions and experiences with learning English. The results emphasize the value of good teaching strategies, the advantages of integrating technology, and the necessity of continual professional development for teachers. Regression analysis also shows a significant relationship between better academic achievement and improved English teaching methods. The recommendations of the study supported various efforts to enhance vigorous teacher training with improved and latest technology. The study has provided very useful information for the development and improvement of instructional strategies for English teachers at upper secondary schools.