This is the offcial LG Optimus L5 II (model:LG E450G) User manual provided from the manufacture.
Download LG E450G User Manual
If you need LG E450 User manual in English, please visit LG Offcial support page for LG Optimus L5 II.
You can also download the offcial user manual for your handset with LG Mobile Support Tool, Once you installed the LG mobile Support Tool for your handset, run the software and then choose to download user manual from the LG Software screen.
Wish this help!