Microsoft Office 2013 Service Pack 1 (SP1) Professional Plus is a productivity suite that reached the end of its mainstream support in October 2018, with extended support concluding on April 11, 2023. The suite introduced key features like OneDrive cloud integration, improved PDF editing in Word, and "Flash Fill" in Excel, with SP1 providing essential stability and security updates. For more information regarding the updates and support lifecycle, visit the Microsoft Support documentation .
