Now you can root Samsung Galaxy Tab by using one-click app called z4root. By rooting your Galaxy Tab you have full access to Android files, you can flash custom firmwares and more. Using z4root app you can root and unroot Galaxy tab as well. Lets see how to root Galaxy Tab with Z4root 1-click root app.
Note: rooting Samsung Galaxy Tab may void the warranty.
Download and install z4root app from Android Market.
Enable the USB Debugging on Galaxy Tab:
Press “Menu” key > tap “Settings” > Applications > Development > Check “USB debugging”.
Now run z4root app and tap the “Root” button.
Samsung Galaxy Tab will restart. To make sure you have successfully root the Galaxy Tab, find the superuser app in your apps list.