With the invention of electromechanical slot machines in the 1960s, new features like multiple paylines and bonus rounds as well as more intricate game mechanics were made posstream india app apksible. Using a video screen to display reels and symbols, the first video slot machines were created in the 1970s. This established the groundwork for contemporary video slots and signaled a dramatic change in the industry. Online video slots became popular in the 1990s, along with the introduction of the internet and technological breakthroughs.