TECNO CAMON 30 Series Users Report Refresh Rate, Battery Drain, and Audio Issues After Android 15 (HiOS 15) Update 

  Insights At a Glance: TECNO’s Android 15 rollout for the CAMON 30 series (via HiOS 15) has been riddled with bugs, from refresh rate issues to battery drain and audio glitches. While HiOS 15.0.3 (with the May 2025 patch) is now rolling out, many users still report problems or mixed experiences, even after multiple updates. … 

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