Gemini Users Lament Flash 3.6 Replacement by Auto: Dumber Replies and Bugs

JD__052160 · reddit · 2026-10-18

A longtime Gemini user details a collapse in experience after Flash 3.6 was replaced by Auto/Flash-lite 3.5 on the 9th: markedly worse answers, the model questioning simple prompts, broken personalization, ignored instructions, plus sync bugs across devices, irrelevant follow-up questions and random off-topic endings — none fixed by reinstalling.

The author says Flash was the reason they left ChatGPT, and no Auto tier (low/medium/high) recovers the old quality.

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