Sometimes we supply free gift bluetooth keyboard and mouse to AIO PC orders, English version KB is easy to connected to the pc, but for other versions such as ES or DE versions ect, users would not be able to connect the bluetooth keyboard and mouse to the all in one desktop pc, here we showing the details guide to help.
Before starting, make sure you have 4 pcs AAA battery, 2 for mouse and 2 for Keyboard. 
Step 1. Put the batteries to mouse and keyboard.
Step 2. Turn on the AIO PC, boot into the windows 10 system, using another wired or wireless mouse connected to the AIO and help next operation. Click the start menu to open the settings, as shown in the picture below, and enter the configuration page in turn.
Now we will enter “Add a device” window, turn on the mouse, wait for the system to search for mouse and select connect.
When it shows “Your device is ready to go!” on the screen, it means the mouse connected OK, click “Done”.
Step 3. Now we go to connect bluetooth mouse as below pictures. Important note: There are two more steps compare to mouse connecting as shown above. One is pressing “Connect” button on backside of keyboard; and the other is input the “PIN Code” shows in Windows. and then press “Enter” key on keyboard.
Here when shown above “Add a device” window, we need to press “Connect” button on backside of the keyboard, to make sure the keyboard ready to be searched by the AIO PC. 
When searched the keyboard, input the PIN on the keyboard within 10 seconds and press “Enter” key.
Now we can see both keyboard and mouse connected OK as below picture shows.
