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Answer: It is mainly speculated that the battery is aging or in poor contact. If the battery is aging, replace it. If it is in poor contact, disassemble the battery to see if the contact is oxidized, and clean it. Others may need testing to understand! Normally, it can be started by plugging in the power supply. Most of them are the above two possibilities.
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Answer: From the current situation, LOL is a piece of cake for desktop computers. However, the laptop you mentioned may have several specific models. If it is configured with I5 5257U, it can basically run smoothly. If it is configured with I3 4030 or 5005, 4G memory
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Answer: No, single hard disk, slim body
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Answer: What is the driver installed by the building owner? Is Lenovo notebook shortcut key driver correctly installed? Is the method of adjusting brightness by pressing Fn+F or direction key? If it has been installed correctly, have you used any tools to optimize the system after installation? Shortcut Tools
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Answer: Go to Lenovo's official website to see if there is a driver for the system you want to upgrade. If there is one, you can upgrade it. If not, but it may cause some functions to fail to work properly
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Answer: Hello, please refer to the specific hardware configuration of Lenovo S41-70 http://detail.zol.com.cn/395/394592/param.shtml
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Answer: It should be the problem of the system. I suggest that you can check and kill the virus first. If you have nothing to do, you can directly format the C disk to redo the system.
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Answer: Where is the picture?