How to upgrade my samsung galaxy ace plus GT -S7500 from Gingerbread to Jellybean I would like to know How to upgrade my samsung galaxy ace plus GT-S7500 from Gingerbread to Jellybean.?

Details are as follows


Model Number: Samsung GT-S7500 
Android version: 2.3.6
Baseband Version: S7500DDME1
Kernel Version: 2.6.38.6
               dpi@DELL235#1
Build Number: GINGERBREAD.DDMF2


Please help...
Upgrading your phone might be a bit tricky, because you can brick it and leave it unusable.
I will advice you to read some tutorials here.
There you will find information regarding different roms, and also the process to update them. I will advice to read carefully before starting.