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Why can't the access point be changed?

1, developer's option: Set ~ About mobile phone ~ Version number ~ Click 7 times ~ Then it's OK without saying open sesame.

2.usb debugging: After the above, you can see it by returning to the upper menu.

3. Restore factory settings: Settings ~ Other settings ~ Backup reset ~ Restore factory settings ~ OK, or download the official version of the line brush package, if any, the line brush is more thorough.

4. Battery percentage: Set ~ Battery ~ Display the remaining battery percentage ~ Check OK! Or, Settings ~ Other Settings ~ Battery ~ Display the percentage of remaining power ~ Check OK!

5, mobile phone root: all are network search root tools. See which statement supports your mobile phone model, download it and try it at home, or find several tools, which may not be successful, or it may be done at once. Generally speaking, back up the official version of the mobile phone line brush package before root. In case of failure, it is recommended to brush back to the official version of the system immediately for the next attempt. In addition, some mobile phones have hardware-level root protection, so think twice before you do. Nowadays, mobile phones don't need root very much.

6, mobile phone brush machine: if you refer to the root tool, just wait for the root tool manufacturer to launch it. If it is a system firmware package, it will of course be downloaded from official website when it is released by the official brand manufacturer.

7. Uninstall the system application: This is not recommended and requires root. The current mobile phone does not require root. Random software generally supports uninstallation, and those that do not support it will be allowed to freeze. Neither can be forcibly uninstalled or may lead to some instability.

8. System update: It is generally recommended to update the system at 1 time for new mobile phones. In general, it is mainly to fix bugs, especially in the case of frequent updates.

9. Mobile phone battery life: The battery life depends on the battery capacity. At present, most mainstream mobile phones are 3000mah, and the difference is mostly less than 1000mah, which means that the battery life difference is less than 30%.

10, mobile Internet access, signal and network speed: Under normal circumstances, it depends on the network coverage strength and degree of the selected SIM card service provider. In theory, mobile phone manufacturers have no intention of making a machine that receives signals to criticize, so under normal circumstances, these problems don't need to be considered, and it is only an example at most! In other words, if you feel that the Internet is slow, you can give priority to consulting the Internet service provider!

1 1, mobile phone screenshot: Android phone, the volume down button+power button is the simplest screenshot method.

12, headphone jack problem: the headphone jack has a small elastic piece. Insert the elastic piece of the earphone and press it to start the earphone mode. Pull out the elastic piece of the earphone to reset and exit the earphone mode. If the shrapnel is not reset, this problem will occur! ~ ~ It is said that strong blowing on the earphone interface has a miraculous effect, or it may be a plug repair for many times. If all else fails, it is not difficult to change the socket.

13. Connect the computer: Under normal circumstances, just connect the data cable directly to the usb port of the computer. You can download the official version of the line brush package, which has related mobile phone model drivers. In computer installation, you can connect the data line of mobile phone to the computer for identification and management.

14, activation: Android phones generally have no activation problems, if there is an activation tutorial provided by an official brand.

15, wallpaper and dynamic wallpaper: Android system generally provides wallpaper and dynamic wallpaper settings. Of course, if you are not sure, it will be easier to download some wallpapers directly or install a dynamic wallpaper APP.

16, most of the ringtone settings of Android system are: setting ~ sound and vibration ~ selecting the content to be replaced ~ selecting the appropriate ringtone! Or with the support of some APP applications.

17, mobile phone fever problem: In general, it is a good solution to check the power consumption of mobile phone hardware and software with the help of power management software and make targeted adjustments to reduce the existence of background programs. Of course, if it is extremely serious, you should go directly to the merchant for after-sales maintenance.

18, total recall: if the brand is not prohibited, you can choose to record it on the call interface!

19, WeChat dual opening: At present, most mobile phones support dual opening WeChat as long as they are above the mainstream level. Even if the system does not support it, it can be supported by third-party software.

20, fool boot problem: search the buttons on the phone, there is a semicircle plus a vertical is the boot button, you can click to see.

2 1, dual card switching problem: As long as dual cards are supported, anyone with a drop-down menu can see the icon of data traffic. Click to select another telecom service provider. If you can't switch, disable the available SIM card and see if you can use the data traffic of other service providers!

22. Which is better, mobile phone camera software or camera skills: It is recommended to choose camera software provided by official brands as far as possible, and don't use third-party software indiscriminately! As for skills, be honest and be familiar with the functions of these camera software.

23, mobile phone performance is better, Caton's problem: games and Caton do not depend on the processor's ability! The capability of the processor determines the performance of the mobile phone, which can be found on Ann Bunny's website. At present, it is roughly classified as follows:

(1), machines with Snapdragon 636 processor and less than 1,000 yuan are generally within the range of Snapdragon 625 processor, which belongs to the low mainstream, and it is said that the requirements are too high, and most mainstream games can be played. The daily demand for machines of this grade is smooth enough.

(2) With Snapdragon 660 to Snapdragon 7 10 processors, almost any game can be quite smooth as long as it is not required to be too extreme, and the daily application is of course no problem!

(3) Machines powered by Xiaolong 835 processor have few games that can embarrass them, let alone their daily needs, under almost extreme requirements.

24, mobile phone return problem: Now in most cases, the newly bought machine supports 7 days without reason to return, after all, there is no answer to the quality problem. Therefore, if you encounter any problems, as long as you are not sure that they can be solved, you should consult the staff of the after-sales service center of brand merchants at 1 time. This can effectively avoid economic losses caused by quality problems. Of course, personal factors, such as water ingress, broken screen, etc., have to pay their own maintenance fees, and there is no need to buy corresponding insurance (the specific amount depends).

25. At present, most domestic machines are modified and optimized based on one version of Android system, and there is little difference in essence.

26, the phone's body capacity problem: Android phones rely heavily on memory, and the right size of memory is very important. As for body memory, besides knowing the type of memory, you can also choose the capacity according to your own needs. Being too big is actually a waste, and many people don't need such a big space.

Published on 20 19.3.20

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