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Connect to iTunes on your computer, back up your data first, and then tap Restore iPhone, re-swipe it to see.
In addition, if the ambient temperature is too low, the battery level will change dramatically.
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It should be a version bug, don't panic.
1.First of all, check whether the wireless router is working normally, you can use other mobile phones or digital products to connect to the WIFI signal, if you can connect and surf the Internet normally, then generally this router can work normally. >>>More
It may be damaged by immersion, or it may be too inward for the sound to be heard.
This is the Bluetooth pairing of your phone and the Xiaomi box.
It doesn't matter, the general mobile phone can be waterproof every day, because if it falls into the toilet, just wipe it clean with an alcohol swab, and it is generally no problem at the time, and there will be no problem.
For the time being, the outside of the mobile phone has not been bent and broken, if the screen cracks, there is no problem, I have been using the Apple mobile phone, and I personally think that in addition to the external force after the screen is easy to break or bump, the surface of the fuselage is prone to scratches, and 6 words should not be put into the back pocket of the pants, easy to be accidentally bent In addition to external problems such as easy to appear, the internal system of the Apple mobile phone is still very powerful, and there will be no problems such as broken and the like, and a small number of people occasionally have a decrease in battery life and an increase in the number of charging returns. However, as long as there is a problem with the internal problem of the Apple mobile phone, as long as it is within one year of the purchase date, you can go to Apple to replace or repair it for free with the invoice. Thank you!