Root XWLS8

The most easiest way to root LS8 is to flash CWM-SuperSU-v0.97.zip through stock recovery

Advantage: NO YELLOW TRIANGLE

Steps:
1. Save file to external sd card
2. Shut down
3. Open stock recovery (press power + vol up + home button)
4. Install zip from external sd card
5. Select the file “CWM-SuperSU-v0.97.zip
Wait and reboot

For those who don’t have external sd cards.. click this thread:

Download