ODIN Guide: Upgrade 2.3.4 Gingerbrd XXKP9 Galaxy SL I9003

Here's a procedure on how to flash and install the XXKP9 2.3.4 Gingerbrd firmware for Galaxy SL I9003. Note: This is a DEV RELSE VERSION and not been officially relsed. But you may still try out of curiosity matter.  I have quoted the best feedback below from those who alrdy tried out and install this said firmware. You may also checked of what's new and known issues about