Please contact our after-sales mailbox sofabaton@outlook.com, we will arrange replacement for you I took a video for you, hope it can help you better know U1. "https://www.youtube.com/watch?v=6tRiVf28G74 "

Macros support only infrared devices but not Bluetooth devices. A maximum of 10 macros can be created for an infrared device I took a video for you, hope it can help you better know How to Create Macro Function https://youtu.be/sohArzrBAMc

Please provide your email number, we will help you solve the problem of forgetting your password, please contact our after-sales email sofabaton@outlook.com, we will send you the relevant login password email

Please provide your email number, we will help you solve the problem of unable to register, please contact our after-sales email sofabaton@outlook.com, we will send you the relevant registration information email

Fire TV's volume controls the TV, not the Fire TV itself. You can use button assignment to assign TCL55403 volume to the Fire TV for volume control I took a video for you, hope it can help you better know U1. https://youtu.be/HTKHJ2psmJ0

Would you please tell the Specific Model of your device? thanks :) such as: Brand:LG Model: 60UF7300 Because the remote control of each device is different, knowing the specific model of your device, we can better test and solve the problem. If the database is not complete, we can update it for better use. We can even add your Specific Model to our database so that you can one-click to add. I took a video for you, hope it can help you better know U1. "https://www.youtube.com/watch?v=6tRiVf28G74 "

Please contact our after-sales email sofabaton@outlook.com, we can solve your account login problem for you according to your email

Would you please tell the Specific Model of your device? thanks :) such as: Brand:LG Model: 60UF7300 Because the remote control of each device is different, knowing the specific model of your device, we can better test and solve the problem. If the database is not complete, we can update it for better use. We can even add your Specific Model to our database so that you can one-click to add. I took a video for you, hope it can help you better know U1. "https://www.youtube.com/watch?v=6tRiVf28G74 "

Would you please tell the Specific Model of your device? thanks :) such as: Brand:LG Model: 60UF7300 Because the remote control of each device is different, knowing the specific model of your device, we can better test and solve the problem. If the database is not complete, we can update it for better use. We can even add your Specific Model to our database so that you can one-click to add. I took a video for you, hope it can help you better know U1. "https://www.youtube.com/watch?v=6tRiVf28G74 "

U1 mainly supports audio and video equipment. We do not have relevant data about your Bluetooth keyboard. We suggest that you try to use bluetooth connection to see if it can make your device work normally