can't connect to wifi network - Galaxy S III Q&A, Help & Troubleshooting

Hi,
I just got a i9300 having lollipop on it - wifi working. Now I flashed different Marshmallow ROMs, but wifi isn't working on any of these.
Can someone tell me what to do please?
Thanks
bagbag

Fixed by flashing stock firmware with Odin3 and then custome ROM again.

Related

modems for cm11

hi guys, bit of help needed here, i need a 4.3 modem that makes wifi thether works on cm11, i did install stock 4.3 using odin so i have the new bootloader + efs v2, so 4.1.2 dosent give me mobile signal.
i was changing modems because my s3 had less wifi stability/sinal strentgh than my n4 and some other phones, tried 4.1.2 and it did gave me better wifi however no mobile data, i can´t remember witch modem i was(everything was working), and install stock again just for that its meh.
thanks in advance

[Q] I9300 3g data loss

hi guys,
i have internet issue. i tried 4.1.2 stock, 4.3 stock, 4.4.2 ported stock, also 4.4.4 custom roms (almost all custom roms) my phone has clone imei. so i have to use patched modems (mk6,mg4 ETC.) but like every 30 mins, i loss my connection to internet. it pop ups 'you used 299.98 kb' i tried almost all roms, even a rom with 4 file (re-partition thing) but it still happens. anyone know how to fix it or whats the problem? in the past i used to same patched modems too. but this issue is new when i tried 4.4.2 ported stock roms.. please help me guys. thanks!
Have you checked your apn settings?

rooted device-network and radio issue-please help

Hi,
Need help in restoring my phone from no SIM card-no service issue. I'm sure my phone is not detecting the sim with no IMEI information and no Base-band Version.
The current ROM on my phone is AICP 9.0 Nightly and Android version is 5.1.1 which worked fine until recently.
This also happened once when I tried to flash Lollipop and Cyanogen mod 12 Android version 5.0. and then I switched to AICP from Cyanogen mod 11 Android version 4.4.4.
Now, I've tried flashing it with stock ROM besides several other ROMs. What could be the problem? And how do I resolve the issue?
P.S WiFi works just fine.
Thanks
tanir0403 said:
Hi,
Need help in restoring my phone from no SIM card-no service issue. I'm sure my phone is not detecting the sim with no IMEI information and no Base-band Version.
The current ROM on my phone is AICP 9.0 Nightly and Android version is 5.1.1 which worked fine until recently.
This also happened once when I tried to flash Lollipop and Cyanogen mod 12 Android version 5.0. and then I switched to AICP from Cyanogen mod 11 Android version 4.4.4.
Now, I've tried flashing it with stock ROM besides several other ROMs. What could be the problem? And how do I resolve the issue?
P.S WiFi works just fine.
Thanks
Click to expand...
Click to collapse
Buddy, This happened because the partition containing the software of your phone's modem got corrupted. You need to flash the stock ROM to solve this problem. Follow this link to solve your problem:
http://forum.xda-developers.com/moto-e/general/video-tutorial-downgrade-moto-e-android-t3032738

My S3 not working after Rooting

Hi, i recently rooted my Samsung Galaxy S3 and installed CM13.0-20160407-Nightly-i9300 and Marsh Mallow 6.0.1, (kernel version 3.0.101-CM-g632dc60) However my mobile network from then says Sim Locked and it wont work, WiFi as well is not working, bluetooth connectivity has issues as well and the screen lights funny,,,,,,,,,,, please help
Flash a stock rom via odin and start over.
Beamed in by telepathy.

Galaxy S III I9300 LineageOS 15.1 (8.1 Oreo) WiFi Does Not Connect

Got a second-hand S III and looked for a ROM. Since my favourite OS was 8.1 Oreo, I decided to install LineageOS 15.1. Installed and so far is great, except I can't connect to WiFi. When I click on the WiFi, it says Connecting and then goes back to Saved, then to Disabled. Before I ROM'ed it, there was no problem with WiFi. MAC address is the same, I checked it. Can anyone help me?
Steamgo said:
Got a second-hand S III and looked for a ROM. Since my favourite OS was 8.1 Oreo, I decided to install LineageOS 15.1. Installed and so far is great, except I can't connect to WiFi. When I click on the WiFi, it says Connecting and then goes back to Saved, then to Disabled. Before I ROM'ed it, there was no problem with WiFi. MAC address is the same, I checked it. Can anyone help me?
Click to expand...
Click to collapse
this is a common bug. just try switching the wifi on the phone on and off with the button or reboot the phone and try again or remove / forget the wifi and add it again. ive had this happen with other roms too, but usually it works after some attempts to connect.
you could also try resetting the phone / factory reset or full wipe and reinstall the rom.
if it doenst work at all flash the latest stock rom in odin complete with all modules (bootloader, ap, modem and csc) to update your modem and csc.
then install your custom rom again.
if it wont work at all try another mod.
you can use samfirmreborn to find the latest stock rom for your model:
Releases · ivanmeler/SamFirm_Reborn
Contribute to ivanmeler/SamFirm_Reborn development by creating an account on GitHub.
github.com
[Q] [SOLVED] How to update baseband version from Custom ROM?
I am currently on CM10.1 for Galaxy Grand (Custom ROM) and right now the baseband version i have is I9082XXAMD1. The latest updates to stock ROM through Samsung, updates the baseband version to I9082XXAME4. How can i update my baseband version...
forum.xda-developers.com
{Guide}{I-9505} How to flash baseband (modem) and Bootloader in Odin
Hi everyone, this is my little Guide how to flash a modem (baseband) or a bootloader, or both together in Odin. Reading many threads in the last weeks, has showed me there are many people who have problems with flashing via Odin. I hope this...
forum.xda-developers.com
or find your firmware here:
Samsung GT-I9300 Galaxy S3 - Sfirmware.com
Download the latest version of Samsung firmware GT-I9300 for your region for free. Please go to the firmware download page.
sfirmware.com

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