If you have a USB keyboard and a USB mouse but no docking station, and only one USB port on your tablet computer, you can use a USB hub to connect your keyboard and mouse to the tablet. Just make sure that the contact that will be plugged into the tablet is in the Micro-USB format.
How do I fix my keyboard on my tablet?
To fix “Unfortunately, Samsung keyboard has stopped working,” try the following:Restart the keyboard.Restart your Samsung device.Clear the cache of the keyboard app you are using, and if that does not fix the problem, clear the apps data.Clear the cache and data of the Dictionary app.Reset the keyboard settings.More items
How do I connect my wired mouse to my tablet?
0:001:42Samsung Galaxy Tab Connect Mouse & Keyboard Setup - YouTubeYouTube
Why is my keyboard not coming up?
Android keyboard not showing up might be due to a recent buggy build on the device. Open the Play Store on your device, go to My apps & games section, update the keyboard app to the latest version available.