How do you remove the battery from a kocaso 7 inch tablet

SImply use a data cable and connect from your tablet to your computer. If you have windows 7 or later it should autodetect and download the correct driver.
You may have to enable usb storage on your device, When you plug it in make sure it is on and it should prompt you.
Alternatively you can turn on usb debugging and install the Android SDK. Then use it to backup the entire tablet via adb.

Is this one for your equipment:
http://www.kocaso.com/manuals/M752/M752_User_Manual.pdf
http://www.kocaso.com/manuals/M752/M752_User_Manual.pdf http://www.kocaso.com/manuals/M752H/M752H_User_Manual.pdf
Why can download the users manual

http://www.kocaso.com/manuals

Contact support on this web page. Company Contact us

The battery is built-in, you do not need to insert it.

That's because you forgot your password or it's not your tablet. 3 RESET WAYS on ANDROID TABLETS REVIEW

You don't, you may damage the tablet by attempting it.

Try the solutions here for apparent battery problems.

Support Troubleshooting Guide

Try Restarting Your phone....(removing your battery).
otherwise it is a software problem & re-installing is the only solution.

Find the Hirens Boot Cd @ and Run it to remove your Password.

wat sup wat are u doing

http://www.kocaso.com/manuals/M750/M750_User_Manual.pdf