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This battery is not what you want to change that for, each laptop battery model is not necessarily the same, you have to see what model your battery is, and then buy it accordingly.
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Dear users, hello!
This is the Lenovo FAQ knowledge base, which has a relatively complete answer and know the process and analysis:
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Which city are you in? It's also different from place to place.
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How to set it up:
1. First of all, we must first determine the reason why Bluetooth cannot be turned on, because Bluetooth is used less, so it may be that the optimization software disables it, and then you need to undisable it from the optimization software first;
2. Then press Win+i to open the computer settings, and check whether Bluetooth is turned on in the wireless settings;
3. Or open the control panel - management tools, ask to enter the local service, find the Bluetooth support service item, set it to "automatic", and restart the service;
4. In addition, there are shortcut Bluetooth combination keys on the notebook, the answer is generally the FN key + Bluetooth key, different computers may have different positions of the Bluetooth key, find and open back, when the Bluetooth indicator light on the computer lights up, the answer means that it has been turned on.
If the problem is not solved, see if it is in conflict with other communication software.
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The following methods can be used to turn on Bluetooth:
Right-click on the computer icon and select "Management", then select "Services and Applications" - "Services" - find Bluetooth Service, Bluetooth Support Service, Print Spooler Service, double-click on these services respectively to open, and set these three services to "start" or "automatic".
If the notebook does not turn on the Bluetooth switch, the Bluetooth device cannot be found by default,Bluetooth switch and wireless switch are a shortcut key,Depending on the model, you can find it in F1-F12,My Acer V5-471G notebook (Win7) is pressed FN+F3,You can find the Bluetooth device after turning on Bluetooth。 The computer opens this path control panel Hardware and sound devices and printers, click Add Device, then Bluetooth will start to search for Bluetooth devices, when the display of devices is displayed, click on it, and follow the steps to connect.
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Please check to see if your system optimization software disables it, and if so, select to open it. Please also go to the service to turn on your Bluetooth service: press and hold the win key and the r key at the same time, press enter after entering, and then turn on all Bluetooth services in the list and set them to start automatically.
Hope it can help you and have a happy life!
It's very simple to turn off the laptop first, remove the battery and external power supply, remove the memory cover, change the memory or install it, there is a card at both ends of the memory, and you can mix it outward. Install it as you go. It's very simple, and the direction will not be wrong, and when installing, it is inserted diagonally into the innermost part and then pressed down, and the sound is very crisp.
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