For questions concerning the "radio firmware" (the part you might think of as "BIOS" or "hardware abstraction layer" of your device)

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22
votes
4answers
23k views

What is radio firmware?

When installing a custom ROM onto a rooted Android device, they often recommend to upgrade the radio firmware. What exactly is Android's radio firmware?
9
votes
2answers
8k views

Where are the SIM Lock settings stored on an Android phone?

After getting more involved with the "aftermarket" community, I have this question that's been on my mind for a while now. Since rooting and flashing a custom ROM on an Android phone doesn't give one ...
2
votes
0answers
788 views

Nexus 4: Stuck on boot animation for baseband version != 2.0.1700.48 and android version > 4.3

The symptoms I'm seeing seem to be common, with many suggested solutions, none of which I've found to solve my case. I'm not sure to what extend it is related, but it happened after the screen was ...
2
votes
1answer
2k views

How to manually replace ones RIL

Is it possible to manually replace the RIL on a Samsung Galaxy S2? I had previously flashed my device with CyanogenMod but lost my stock RIL due to careless use of the GetRIL app, so currently have ...
1
vote
1answer
126 views

IM-A870L Radio Interface Layer broke down

I am having this weird problem with my Vega Iron since a couple of days. Past 2 days the battery was down and phone shut off. I put it to charging and when I came back after couple of hours, the led ...
1
vote
1answer
8k views

Which modem firmware for Samsung Galaxy S (GT-I9000) works best with the mobile networks in Russia?

Trying to use a Samsung Galaxy S device coming from China or Korea in Russia lead to the observation that the quality of the connection to the mobile network is much worse than on Samsung Galaxy S we ...
0
votes
3answers
5k views

Samsung Galaxy S2 drops carrier network

My SGS2 is dropping it's network connection multiple times a day without any notification. The signal bars disappear and it just says NO SERVICE/VODAFONE NZ. No data, no 3G, no 2G, nothing... I was ...