It doesn't burn when it's fixed
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About the millet 11 burning WiFi this problem, is actually caused by the CPU virtual welding, this problem appeared more in April, it is estimated that the summer originally this generation of Snapdragon 888 heat on the big temperature control is not so radical, if charging while playing games, there may be this problem.
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The virtual welding problem mainly appears in the millet 11, the two mobile phones released after the millet 11Pro\/Ultra due to the upgrade of heat dissipation, coupled with the pre-installed system has temperature control, there is no Pro\/Ultra appeared in a wide range. These two days the topic of burning WiFi appeared again, it is estimated that the MIX4 release caused, anyway, the problem does exist, the official this time also gave a clear solution.
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If the WiFi can not be opened, send it to the after-sales service for replacement. When the new machine encounters other faults, enjoy 7-day return, 15-day replacement, one-year warranty, extended warranty for half a year. If there is a WiFi problem in the new machine, you can return it directly. Users who do not have such problems can also apply for a six-month extended warranty. From this wave of solutions, Xiaomi's after-sales has indeed improved a lot.
There must be burning, although the burning of WiFi is less, but it is impossible to verify whether millet really replaced the glue and solder.
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Burning wifi means the phone's wifi chip is broken.
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The wifi chip of the mobile phone will be bad because the CPU is overheated, resulting in poor virtual welding contact of the cpu pin. It is recommended not to play with the phone while charging, otherwise it may cause the phone to be overloaded, resulting in overheating of the CPU and burning of the chip. Before burning wifi, the phone will automatically shut down the black screen, after restarting the WiFi can not be opened, can not search for WIFi signal.
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The WiFi function of Mi 11 is usually not stable, and if the phone is in the scene of high load and high heat, there is a certain probability that the black screen will restart. After the restart, the WiFi function completely failed, and the nearby network could not be detected, but mobile data, Bluetooth, and NFC could be used normally. A heat will lead to CPU virtual welding resulting in various problems.