Move the device closer to the USB receiver. Verify the product or receiver is connected directly to the computer and not to a hub, extender, switch or something similar.Ģ. If you have wireless devices follow the next steps:ġ. Try testing the device on a different computer.

Click Start > Control Panel > Hardware and Sound > Power Options > Change Plan Settings > Change Advanced Power Settings > USB Settings > USB Selective Suspend Setting.Ĥ.

Windows only - Disable USB Selective Suspend:

If using a different USB port works, try updating the motherboard USB chipset driver.Ģ. If possible, don't use a USB hub or other similar device. Plug the device into a different USB port on your computer. If you have wired devices follow the next steps:ġ. NOTE: If buttons or keys respond incorrectly in a particular program, verify if the problem is specific to the software by testing in other programs.

If a single-click always double-clicks, check the settings (Windows mouse settings) to verify if the button is set to Single Click is Double Click.

If the problem stays with the same button it is a hardware issue. If the problem moves to the new button it is a software setting or application issue and hardware troubleshooting cannot resolve it.

If you’re not sure if the problem is a hardware or software issue, try switching the buttons in the settings (left click becomes right click and right click becomes left click).

Replace with new batteries (wireless product with dry batteries).

Windows only - if it works on a different computer, then the issue might be related to a USB chipset driver. If it makes a difference, try updating the motherboard USB chipset driver.

Windows only - try a different USB port.

Unpair/repair or disconnect/reconnect hardware.

Verify the product or receiver is connected directly to the computer and not to a hub, extender, switch or something similar.

Ĝlean the button/key with compressed air.

 Make sure the AOC Monitor Drivers are installed. You can see this message when the signal from the video card exceeds the maximum resolution and frequency that the monitor can handle properly.Īdjust the maximum resolution and frequency that the monitor can handle properly.  Can you see 'Input Not Supported' on the screen? If the initial screen (the login screen) does not appear, contact the Service Center or your dealer. (Refer to the Setting the Optimal Resolution) If the initial screen (the login screen) appears, boot the computer in the applicable mode (the safe mode for Windows 7/8/10) and then change the frequency of the video card.  If the power is on, reboot the computer to see the initial screen (the login screen), which can be seen. * DVI/HDMI/DP input is not available on every model.  Is the cable connected correctly? Connected using the D-sub cable Is the power cord connected properly? Check the power cord connection and power supply.

Do ativador do windows 7