Product Description ;Please remove your other Bluetooth devices before connecting the mouse Please do not use the power saving mode. You need to allow the device to be wake up. Q1: Why can't the mouse connect to your MAC Laptop/iPad? !!! A : Very sorry! Please check if your version is updated to iOS 13.1.2 OR later version. For IOS system Laptop/iPad, our mouse is only compatible with iOS 13.1.2 or later version. Q2: Why Bluetooth is connected and then disconnected after few minutes? A: 1. Low battery (please charge) 2. Computer hibernation (please set the power mode to 'balance' mode) Q3: Why is the cursor inaccurate? A: 1. Low battery (please charge) 2. Please Use mouse pad Q4: When connected to mac, if appears: no mouse found, what should you do? A: return operation-- press the "connect" of mouse again--blue light flash--click the mouse logo in the mac--you will find "Bluetooth mouse 4.0" again--click continue immediately Q5: If found the 'Bluetooth mouse 4.0', but can't connect, what should you do? A: Please delete 'bluetooth mouse 4.0'--turn off the mouse--turn on the mouse and click button--blue light flash-- Reconnect 'bluetooth mouse 4.0' Q6: The first time the mouse is connected to the 'tablet' and work well.I want to use it on my 'laptop', but the mouse doesn't work anymore.(Why) A: If you want to connect to the laptop, please delete the mouses Bluetooth "Bluetooth mouse 4.0" in the tablet, and then reconnect.