Original topic:

S21 FE Snapdragon - Network issue after Nov 1 software update

(Topic created on: 12-21-2024 12:53 PM)
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sym_06
Active Level 1
Options
Galaxy S
I had an excellent network connection until i made Nov 1 software updation
Now it shows either emergency calls or no service for both my sims

I have airtel and bsnl
Airtel gets connected when network mode setted as 5g
Bsnl never gets connected , always shows emergency calls only
Even though airtel gets connected its not a good connection 
People don't get me on call most of the time,even it gets on call, people r unable receive what i say as it gets breaked. Also can't do internet browsing for more than 10mins, all 10mins need to get the flight mode on off to continue browsing
Can't browse internet or make calls when i m outside, manages with wifi when i m home

I checked both sim cards in my old M55 and both works perfectly 
That's how i came into the conclusion that issue is with this phone

I have made Nov security patch update on 12 December and i really regret doing that
Kindly do the needful help Samsung, my phone turned to a children toy
Its just 1 year old by last October 

Anybody else facing this issue??


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Frequently shows like this despite being in any network mode


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Frequently shows like this despite being in any network mode


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When airtel in 5G/LTE/3G/2G auto connect network mode 


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When both sim in 2G or LTE/3G/3G auto connect network mode



4 Comments
Wodehouse
Expert Level 5
Galaxy S
It seems like the November 1 software update has caused network connectivity issues on your Samsung S21 FE. Let's break down the problems:

Key Issues
1. *No service or emergency calls only*: Both Airtel and BSNL SIMs are affected.
2. *Airtel connectivity issues*: Only works in 5G mode, but call quality is poor and browsing is intermittent.
3. *BSNL not connecting*: Always shows emergency calls only.
4. *Intermittent browsing*: Can't browse for more than 10 minutes without toggling flight mode.

Troubleshooting Steps
1. *Reset Network Settings*: Go to Settings > General Management > Reset > Reset Network Settings.
2. *Check for Software Updates*: Ensure you're running the latest software version.
3. *Clear Cache and Data*: Clear the cache and data of your phone's network settings.
4. *APN Settings*: Check your APN settings for both Airtel and BSNL. You can find the correct APN settings on your carrier's website.
5. *SIM Card Slot*: Try swapping the SIM cards or using a different SIM card slot.

Next Steps
If none of the above steps resolve the issue, it's likely a hardware or software problem specific to your device. Consider:

1. *Contacting Samsung Support*: Reach out to Samsung's customer support for further assistance.
2. *Visiting a Samsung Service Center*: Have your device checked and repaired by authorized Samsung technicians.

If this answered your query please tap 3 vertical dots to the right of my reply and tap resolved. Thank you 😊
goodthings
Expert Level 5
Galaxy S
Kindly complaint to Samsung customer support through Samsung Members App as error report also send log files Along with this error report for this issue and wait for next update may be fix it by Samsung team soon. If you like please accept as a solution it's help to others users also, click on 3dots in my reply section and click on accept solution. Thanks.
goodthings
Expert Level 5
Galaxy S
Your's most welcome to here.
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cs_member10
Moderator
Moderator
Options
Galaxy S

Dear Samsung Member,

Greetings from Samsung Customer Support!

As per your concern, kindly visit this mentioned link to resolve your Galaxy device network issue: https://www.samsung.com/in/support/mobile-devices/samsung-galaxy-smartphone-how-to-optimise-network-...

In case the issue persists, please take your device to the nearest service center for a physical inspection. You can locate your nearest service center by visiting https://www.samsung.com/in/support/service-center/.

Warm Regards,
Samsung Customer Support

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