This briefing paper discusses the substantial impact of changes in the macro environment on Commercial Bank of Ceylon over the past 5 years to increase customer loyalty. It identifies that technological changes and socio-cultural changes have had the most impact. Technological advances like AI, robotics and blockchain have led to a large increase in digital banking users. Socio-cultural changes like increased social media usage, changing customer preferences and mobile connectivity have driven customers to use more digital banking services through their mobile phones. The briefing paper will assess how these macro changes have disrupted the banking industry and analyze appropriate strategies for Commercial Bank to increase customer loyalty.