Hello and welcome to the Community form, Will.
It can definitely feel like a step backward when a familiar workflow disappears after an update. Let's work together to get you back on track.
You can open multiple sections, like reports or account registers, by right-clicking a feature and choosing "Open link in new tab" to keep everything in one browser window or "Open link in new window" for a separate browser instance.
Tabs let you work side by side within the same window, while windows are great if you are using multiple monitors and want to move them across screens.
You can check the video below for a visual reference:

For additional questions or concerns, feel free to add a comment below. We're here to assist.