Perplexity’s AI assistant could get a new wake word on Galaxy flagships after all

If you watched any Galaxy S26 coverage before launch, you heard about this. Three AI assistants, one phone — Bixby, Gemini, and Perplexity all coexisting, each ready to jump in on command. It was the feature Samsung kept leading with, and fair enough, it was a genuinely good one.

Except “Hey Plex,” the shorthand wake word for Perplexity, has quietly stopped working for a growing number of users. And the explanation behind it is, somehow, even more chaotic than the bug itself.

Wait, so what actually broke?

Early S26 owners reported “Hey Plex” working fine out of the box, only for it to seemingly vanish after installing a February software update — the same one that introduced the phone’s new inactivity restart mode.

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