Which Adobe feature or shortcut saves you the most time daily? (Photoshop, Illustrator, Acrobat, Premiere Pro)

I'm curious to know which Adobe feature or workflow has made the biggest difference in your productivity. Whether you use Photoshop, Illustrator, Acrobat, Premiere Pro, or other Adobe apps, what's the one tool or shortcut you can't work without?

Have you discovered any hidden features, automation tips, or time-saving techniques that more people should know about? I'd love to learn from the community's real-world experiences.

Thanks in advance for sharing your favourite Adobe tips!