Xiaomi mobile phone fast charging failure can try the following operations:
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1. Non-standard charger for safety reasons will not carry out high current fast charge, please use the product standard charger.
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2. After the charger is inserted, it takes about 10s for the phone and the charger to interact with the protocol. A slight delay is normal.
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3. The use of non-standard data cables, or the speed of inserting data cables is too slow may also cause protocol interaction abnormalities, resulting in fast charging abnormalities. It is recommended to reinsert the data cable
Xiaomi 11ultra supports 67w wired and 67w wireless fast charge, which supports fast charge, if your 11ultra can not fast charge, please check whether it is genuine