After updating the ROM, wifi is grey! - Galaxy S 4 Q&A, Help & Troubleshooting

My samsung s4 bluetooth and wifi are grey,Unable to open. It is possible that ROM。Update the ROM came after the problem. Is there a way to solve。

wifi dont turn on, its grey
İ have the same problem, i flashed maybe 10 stock roms
But i didnt get wifi on green, and bluetooth... Do anybody
have an idea to solve this problem ,is it making this problem the hardware of software

This is the subforum for the Galaxy S4 Active, not the Galaxy S4. If you have a GS4A then you'll need to be more specific about the ROM/issue/problem, with more details.
The Galaxy S4 subforum is over at:
http://forum.xda-developers.com/forumdisplay.php?f=2162
And if you're making the mistake of installing - or even trying to install Galaxy S4 ROMs on the Galaxy S4 Active, you're gonna have a lot more to worry about than not being able to turn on the Wi-Fi or Bluetooth.

Related

Other devices can't find my hotspot

So I was trying to tether from my N910C to my old N7000 to try lollipop on it but I couldn't find it. So I narrow it down to having Bluetooth on, when it is off I can find the N910C on my n7000 but no way to see it when Bluetooth is on. No device was/is connected to the Bluetooth at those tries
No one has 2 minutes time to test it?
Today I tried again to tether to a Samsung tab the Internet from my N910C. I tried everything but couldn't find it on the tab at all, as it was not existing. After that I tried if a 5s could find it but that lead to nothing.
Now I think the phone is a refurbished one since it has 2 lines from a black marker on the back where the battery has it's place, top left side, as a X or something like that.
So please ppl check if tether works.
Phone is from Romania a SM-N910C and it is used on Germany, since I wanted a exynos version of note 4.
Thanks for the help

[Q] Samsung G900F WiFi Problem all stock

I recently bought Samsung S5 G900F from a friend which updated it to latest lolipop 5.0 software, and after that wifi stoped working.
It was never rooted or etc. When i try to turn on wi fi i press button for turning on freezes and it doesn't show any wifi network. By my friends words it started after updating to lolipop. First i downloaded and flashed two 4.4.2 from sammobile and i there's no difference at all.... Second thing i found thread with latest modem on xda and nothing at all.
The only thing that helps for short while is from unkown reasons when i switch SIM cards it starts working but speeds are 200,300kb/s and signal is very low. And from some secret code went to wifi settings and turned off battery saving mode, it helped to now more often it works but for short while and slow speeds.
I don't have any ideas, what to do with it all sings show that it is software issue. Thanks in advance on replies
This erro my phone not my eny solution.?

Galaxy S4 Wifi and Bluetooth

My brother gave me his old Galaxy S4 E330K. Wifi Bluetooth doesnt work. What I found out is he flashed it with a 5.0.1 Black edition firmware of e330k. I tried flashing it with 4.4.2. Wifi and bluetooth still doesnt work. And whats confusing is the wallpapers are for s4 black edition but the rom i flashed was not a black edition one. Is this wifi and bt already a hardware issue?
Sometimes when a ROM is installed you need to run the "wiping" processes 3 times before you get install a different ROM.
Or flash the rom twice to make sure that partitions have been overwritten.
Or, your wifi chipset might have been burnt. This is what happened to me about 3-4 weeks ago. One day I tried to send some files via BT. BT turned on, but could see no devices at all. A couple of minutes later, the wifi went the same way. Turned on but I couldn't see any available networks. Another couple of minutes later, neither wifi nor BT didn't turn on anymore.
Opened the device and saw the chipset burnt
I read similar stories the same time I experienced these problems; I think for a lot of people S4 is starting to break.
Try to find out if it's a hardware problem or a flash problem.
Cheers!

New here and need some suggestions on what to do with my Samsung Galaxy S4.

I end up getting a Samsung Galaxy S4 SGH-l337 for free. It had a broken screen which I was able to fix for $7(was a pain to fix). I've been having a problem with the WiFi though. It works fine at first after a factory reset and I wipe everything, but after a bit it doesn't work anymore. If the WiFi is left on and I try to connect to a different network it will show as a green dim icon, but I can't turn it on. If the WiFi is turned on like if I turn off my phone then it won't turn back on as well. Is there any way I could fix this with a custom kernal or new modem firmware? Also is there any cool things I should get or install on my phone? I've been wanting to use it for Kodi and stream to it from my pc over wifi then use the screen mirroring. I've also been using it as a google cardboard which is really cool if anyone hasn't tried that before. You can play wii, psp and gamecube games on your computer and stream the video to your phone in 3D and play on it. Works pretty good.
Since you have an AT&T Galaxy S4, you really should be heading over to the AT&T Galaxy S4 Forums on XDA for information regarding your device, including custom ROMs, kernels, and firmware.
The most important piece of information I can give you about that device is this: depending on whether the phone has had its firmware upgraded or not, the bootloader may be locked (i.e. encrypted), which will make rooting and custom ROMs difficult. There are ways to work around the problem, but they are not located here, as this is the International S4 forum, and we don't have devices with locked bootloaders.

Wifi problems

Hello there!
I have my Galaxy Note 3 next to me, and it has a lot of wifi problems.
At home, it disconnects at random times, internet won't work even though it's connected and youtube constantly not loading.
It gets worse when I visit someone.
At my aunt's house, it says password is incorrect the whole time, not connecting for HOURS at a time, and when connected, no internet access, Vessel hardly loading any video, and all the things discussed in the "at home" section.
When traveling, in my country I have a paid public wifi service that is virtually anywhere, but it has all the problems under the "at home" section and it just won't connect sometimes.
Please DON'T say "restart your note 3" or "restart the router" since that all doesn't help. Turning my bluetooth off doesn't have any effect and I don't even want to turn it off since I want my smartwatch to be connected. Mobile data has ALWAYS been off, so no problems there.
Information:
Samsung Galaxy Note 3 N9005 International Snapdragon
Running Android Lollipop 5.1.1, Phronesis rom 4.1, kernel is 3.4.0-DarkLord-Kernel-511-hlte-V1.5.
This has also happened when I was on 4.3 TW Stock, 4.4 TW Stock, 5.0 TW Stock, Darklord N5, Phronesis Rom v3, and I think I am switching to CM pretty soon.
Thanks for all the help ^.^

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