Thread: Firmware Update Kindle Firmware 5.16.2.1
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Old 08-31-2023, 05:12 AM   #34
Quoth
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Quote:
Originally Posted by Daveoc64 View Post
Devices as old as the 2nd generation Kindle can still access 2G/3G networks in countries and regions where they are still available.
Though older Kindles with 2G/3G haven't had updates for years.
See versions https://www.amazon.com/gp/help/custo...MQC26VQQMM8XSW

I agree it's unlikely Amazon is disabling it. It costs nothing when there is no coverage and uses no power if the user turns it off.

My DXG still connects and though there is still 3G here it now only finds Edge (the high speed 2G that's more reliable than 3G and same speed as basic 3G). Likely GSM and Edge (2G) will remain here when 3G is gone as smart meters and burglar alarms use it as a fall back from 3G, or only use it. The 3G has cell breathing and 2G GSM has not (USA 2G is unrelated). The 3G should have been an expanded GSM (0.2MHz channel to 5MHz Channel), but due mostly to Qualcomm the 3G was based on USA 2G (CDMA, not GSM), so was doomed to be replaced by 4G sooner rather than later as it has so many flaws. Considering that 3G uses a 25x bigger channel than non-USA 2G/GSM, the performance is poor. The 4G is twice as good when loaded, but with one user is only x4 faster due to having a x4 bigger 20MHz channel in some cases. The 5G is more about carrier alternatives to public WiFi points and back office infrastructure. It does almost nothing for general user speed or coverage. You simply need more smaller cells to get better speed and coverage.
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