If your MAC's wireless keyboard suddenly doesn't work, try the following workaround:
1. Check the battery: Confirm whether the keyboard battery is charged, if the battery is low or exhausted, you can replace or charge the battery.
2. Reconnect: Turn on Bluetooth Settings, disconnect the connected keyboard, and then reconnect it. In Bluetooth Settings, make sure the keyboard is in a state that can be detected and repair.
3. Restart your computer: Try to restart your computer, sometimes restarting can solve the problem of wireless keyboard connection.
4. Check Bluetooth Settings: Make sure Bluetooth is turned on and the keyboard is recognized and connected. You can do this in system Preferences. Bluetooth " Options to check and configure.
5. Update your system: If your computer is running an older operating system version, try to update to the latest system version, as the update may fix some issues related to Bluetooth connectivity.
6. Reset the Bluetooth module: On MAC computers, you can try to reset the Bluetooth module to clear up possible connection issues. You can hold down Shift Option (Alt) and click the Bluetooth icon in the menu bar, then select " Reset Bluetooth module " Options.
If none of these methods work, further diagnosis or repair may be needed. You can contact Apple official support or take your computer to an Apple authorized repair center for inspection and repair.
A: Apple wireless keyboard does not respond to the reasons and solutions are as follows
The Bluetooth function may not be enabled; The device may be damaged, resulting in the inability to perform Bluetooth pairing; It may be that the Bluetooth device has run out of power and can be charged for a while before pairing.
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Apple second control keyboard pairing method: Use the lightning to USB cable to connect the keyboard and the computer, need to ensure that the keyboard power key has been turned on, then open the system preferences page on the Mac computer, turn on the Bluetooth function, and then pair with the keyboard, you can unplug the cable after successful pairing, with high transmission efficiency and high security advantages.
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Through the above pairing method, you can pair the mouse and the computer, there is a power button at the bottom of the mouse, if the device cannot be used, it is recommended to charge for a period of time before use; If your computer's Bluetooth icon turns gray, it means Bluetooth is turned off, and if there is a broken line icon on the Bluetooth icon, it means Bluetooth is offline or unavailable.
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Bluetooth is a radio technology that supports short-range communication of devices (generally within 10m). Bluetooth works in the 2.4GHz ISM (that is, industrial, scientific and medical) band used by IEEE802.11 protocol. As a new short-range wireless communication technology, the development of low rate wireless personal area network is being strongly promoted.