Download Framaroot for any smartphone or tablet. Framaroot allows you to root your device by just installing the app.
Find your smartphone or tablet on the right side and head over to download Framaroot and root your device.
Using framaroot is very easy and you shouldn't encounter any problem with it.
If you want to unroot your device after you've rooted it, that's also possible. You will have to flash a stock ROM and your device will be instantly unrooted.