How To Update Firmware
This phone comes with 2 MP Camera, 256 Shared memory, MMC up to 8GB, and it has MPEG4 player too.
So as it has many good features you need to be able to update its firmware because many people like to use it and they will get many software problems and you will fix it after reading this guide.
Tools: Samsung S3310 Download Program - USB cable.
Guide: How To Update Samsung S3310 Firmware.
Firmwares: Samsung S3310 Firmwares