Dear Sir,
Sorry for making your confused, so what is your problem now?
RG502QEAAAR11A07M4G is a stable firmware version, and many customer use it.
the reason for why we still have RG502QEAAAR13A01M4G, that is due to the change of Qualcomm baseline.
If you use R11A07 well, you don’t need to upgrade to R13A01, please kindly noted it, thanks!
By the way, in order to better support you, please answer below questions, thanks!
• Company name and Located city:
• Project name (so we can refer to it in the future):
• Application type:
• Estimated Annual Units (for series production):
• Project timeline:
• Current status:
• From which distributor do you buy Quectel modules & EVB kits?