Just yesterday we gave you step by step instructions for rooting your Bionic and the other Gingerbread running Motorola devices. Now, thanks to the awesome community over at Rootzwiki, we’ve got some unroot instructions as well. This is an updated version of what we showed you yesterday and full Windows based instructions for root/unroot are below (see source link for other OS). The disclaimer as always is you will void your warranty running this and we take no responsibly for the slight chance that you may brick your device. Happy rooting!
Instructions to Root:
1. Make sure you have Motorola drivers installed - Motorola Drivers 32bit Motorola Drivers 64bit
2. Download the PetesMotorolaRootTools v1.05.zip file and unzip it to your Windows PC.
3. On your phone go into Settings>Applications>Development and check the box for USB Debugging.
4. Plug phone into your computer and select “Charge Only” mode from your phones notification pull down.
5. Navigate to PetesMotorolaRootTools v1.05 folder and run Pete’s Motorola Root Tools.exe.
6. Follow the instructions in the command window.
7. Your phone will complete 3 steps, rebooting along the way. When it finishes, you will be rooted.Instructions to UnRoot:
1. Make sure the Motorola drivers are still installed.
2. Make sure USB Debugging is still selected.
3. Connect your Bionic to your computer.
4. Run the Pete’s Motorola Root Tools.exe.
5. Select UnRoot My Phone at the bottom.
6. Your phone will reboot 3-4 times as the program goes through all 4 steps in the process.
[via rootzwiki]