The driver is under the official website, press FN F5 without Bluetooth display, is it not lenovo Y4

Two drivers need to be installed, one is a power management driver. The other is the Bluetooth driver.

There is also the switch of the wireless network card on the laptop. (It's a hard switch, not fn+f5) and then try if fn+f5 works.

This has bluetooth.,Do you see that the drivers in the device manager are installed correctly? Lenovo's drivers can be installed intelligently. No need to do it yourself.

Check the product manual to see if it has a built-in Bluetooth device, some models of the Y460 do not have Bluetooth.

**Can't see clearly, the wireless network card must have, if there is an exclamation mark and question mark in the network card, it is that the driver is not installed.

If it's a fork,It may be disabled.,Just turn it on in the control panel.,Or a wireless button on the book isn't turned on.。

Mine is the same as yours, and I still can't figure out the reason, so I ask the master to explain.

If that's the case, try a different phone, it may be a problem with the phone.

What is the mobile phone you are connected to, if it is a mobile phone, you may set the mobile phone Bluetooth to be invisible, and there is a setting in the mobile phone bluetooth.

You should be cautious, this situation is generally caused by driving problems, it is recommended that you reinstall the power management software for a guess test.

Uninstall Power Management Reinstall the power management driver

Your Lenovo's driver is gone, find the system disk of the computer, and there is a Lenovo-related driver, just install it directly, if you are sure that it is installed, you can see if Lenovo's display program is disabled in the system startup item

Has your system been reinstalled? If you reinstall it, reinstall Lenovo's power management, which has a display toolbar.

Check to see if the wireless switch is turned on, and search to install the Bluetooth driver.

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First: There is a hardware switch directly in front of the machine, which needs to be turned on.

Second: You need to install the power management software, then press the FN+F5 hotkey, and select to turn on Bluetooth in the pop-up interface.

That's it.