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Redmi Note 9 Pro Max MIUI Software Update Tracker [Update: MIUI 12.5.3.0 with October 2021 Android security patch]
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MIUI 12.5 update rollout begins for Redmi Note 9 and Redmi 9 Global ROM units - NotebookCheck.net News
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Xiaomi Redmi Note 9S and Redmi Note 9 Pro receive MIUI 12 update as OS upgrade goes global for the Mi Mix 3 5G - NotebookCheck.net News
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