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Samsung's stable Android 12-based One UI 4.0 update is here for the Galaxy S21 5G series - PhoneArena
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One UI 4 beta (based on Android 12) will start testing on the Galaxy S21 series in September - GSMArena.com news
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One UI 4.0 beta delayed till October over bug concerns with stable Android 12 potentially set for late December release - NotebookCheck.net News
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ETOtalk Samsung Galaxy S21 FE G990U 5G Android 12 Snapdragon 888 6.4 inch 10.0MP+Tri-lens Camera AMOLED 2X
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