: For phones like the Nokia 225, you must "sign" the resulting VXP file with your SIM card's IMSI number using tools like so the phone recognizes it as a valid application. Google Groups Summary of VXP Files
If you have a collection of classic Java games you want to port over, here are the most effective methods: jar to vxp converter online new
Finding a dedicated, working JAR to VXP converter online can be difficult because these formats belong to two very different mobile eras. JAR files are for standard : For phones like the Nokia 225, you