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The software feature, called “Atomic Workbench”, was first introduced on Vivo’s foldable phones and is now coming to the upcoming X500 lineup. Product manager Han Boxiao shared the details yesterday, explaining that it lets you keep up to five apps open and visible on a single screen at the same time, then switch between them almost instantly.

On a normal bar-style phone, this could make everyday work feel a lot smoother. You could have a report, email, messages, and a research tab all appear on screen for quicker app switching. Han Boxiao pointed out that while the idea sounds simple, no other Android brand has actually done this yet. The reason is that it’s pretty demanding on the technical side, the software ecosystem, and ongoing support.
Vivo had to build a multi-level dependency scheduling system that can hand out processing power with very fine precision, instead of just following Android’s usual habit of prioritizing the app in front and freezing everything else.
They also reworked the memory management and worked closely with MediaTek’s Dimensity platform at a deeper level so more apps can stay alive instead of getting killed when things get busy. On the display side, the original system couldn’t handle multi-window rendering properly, so they had to rewrite the compositing logic to let the GPU handle multiple windows in parallel.
Han admitted this is just the beginning. Because they’ve gone so deep into the framework, every major Android update from Google means a lot of fresh adaptation work, which drives up the long-term costs. Still, Vivo says they’re committed to keeping the feature going so users can actually benefit from it.
The X500 series will also support something called interruptible first-frame interactions. That means you can swipe up, down, left, right, or tap without having to wait for the previous animation to finish. This comes from two main changes: a more accurate touch-response system that better reads your finger input, and a rebuilt app-switching scheduler that prioritizes touch commands so the phone reacts immediately.
By bringing Atomic Workbench from foldables to the regular X500 phones, Vivo is trying to give people with standard smartphones a much more practical and responsive multitasking experience than what its competitors currently offer.
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(Source: Vivo Han Boxiao on Weibo)




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