How to unpair bluetooth keyboard from tablet

Set the country code to your country.

If it's a hardware keyboard that connects using bluetooth there are several possibilities:

1. The Tab E has wireless crosstalk problems: If you use wifi and bluetooth at the same time they will interfere with each other.

2. Possibly the battery in your keyboard is dead. Charge it or change the batteries.

3. Try unpairing and re-pairing the keyboard in the Bluetooth Settings.

they have to pair with each other. Tablet search on first, then turn on keyboard bluetooth. once found, then you must select which bluetooth, on the tablet, then you want to pair (the list might be long so scroll down to find).

If your tablet is Bluetooth-enabled, follow the set up instructions that came with the keyboard. Basically, you turn Bluetooth on on both the keyboard and the tablet. Start the process of pairing and connecting from the tablet. If you are asked to enter a password/passkey and it is not specified in the keyboard's manual enter '0000' or '1234' (without the quotes). Note that the password is required only for pairing, therefore it will happen only the first time. If your tablet is not Bluetooth-enabled, you cannot connect the keyboard to it.

for bluetooth keyboard, usually long push power button (or setting button) to set the keyboard to pairing mode. then go to setting in your tablet, bluetooth then search new device, follow the instruction in the tablet for pairing until finish. done

Hi, did you try the tutorial for pairing Braven 850 presented on the manufacturer web site?
TUTORIALS

Have you unpaired the old device or deleted it from your device/computer,and run a registry cleaner?

Sorry to hear/read this really.
One thing you've got to know and as a matter of fact acquaint yourself with is this-

Original Apple OS devices, gadgets and equipments DO NOT readily pair or connect with Android OS based devices, gadgets and equipments.

With time, maybe someone can find a way round to resolve this impasse but at the time, its best you save yourself all the aggravations.

Make use of your maplin keyboard instead.