It is not recommended to modify the wireless charging function of Redmi Note9 mobile phones. Because the battery and circuit system of the Redmi Note9 mobile phone is not designed for wireless charging, if forced modification may lead to problems such as battery damage and circuit failure, and may even cause security risks to users. In addition, modifying wireless charging also requires the purchase of additional wireless chargers and accessories, which is more secure and convenient than using wired charging. Therefore, it is recommended that users carefully consider whether to modify wireless charging to avoid unnecessary risks and losses.
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