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1. community.o2.co.uk › t5 › AndroidSolved: WiFi and 4G calling, O2 firmware - O2 Community

   community.o2.co.uk › t5 › Android

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   Dec 7, 2018 · 10-12-2018 16:26. I had a "chat" with an O2 "guru" a couple of days ago, and he claimed to have enabled WiFI and 4G calling on my account. However, nothing has changed. More specifically, I dont have either: Settings > Connections > Wi-Fi calling. or: Settings > Connections > Mobile networks > 4G calling.

2. www.o2.co.uk › help › network-coverage-andHow to enable WiFi and 4G Calling – Help and Support | O2

   www.o2.co.uk › help › network-coverage-and

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   1. To enable Wifi Calling, go to Settings > Connections > WiFi calling. Make sure Wifi Calling is set to On. To switch off Wifi Calling, set the toggle to Off. If you can’t find the settings here, try going to Phone > tap the 3 dots in the top right corner > Settings > scroll down to find Wifi Calling and toggle On.

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4. www.o2.co.uk › business › supportSetting up Wifi Calling and 4G Calling | Help & Support | O2 ...

   www.o2.co.uk › business › support

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   To enable Wifi Calling, go to Settings > Connections > Wi-Fi calling. Make sure Wi-Fi calling is set to On. To switch off Wifi Calling, set the toggle to Off. If you can’t find the settings here, try going to Phone > tap the 3 dots in the top right corner > Settings > scroll down to find Wifi Calling and toggle On.

5. www.gsmfirmware.net › 2020 › 09How to Find Correct Firmware for Samsung Device?

   www.gsmfirmware.net › 2020 › 09

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   Open the dialpad application and type " *#1234# " on your phone's dialer. Once you dial the firmware version information code, you will get the AP, CP, and CSC file version info like below: AP: A700FDXXU1BOJD. CP: A700FDXXU1BOI8. CSC: A700FDOLB1BOJ1. All we have to do now is read the AP and CSC files code.

   Country	Csc (country Specific Code) Codes
   Afghanistan	AFG
   Algeria	TMC, ALG, ALR
   Austria	ATO (Open Austria) AOM, DRE (3 ...
   Albania	AFV (Vodafone)

   See full list on gsmfirmware.net

6. android.stackexchange.com › questions › 112561How to find out firmware - Android Enthusiasts Stack Exchange

   android.stackexchange.com › questions › 112561

   Jun 16, 2015 · It depends and differs by the mobile manufactures. For Sony, Samsung and Motorola devices you can find in Settings > About phone > Build Number. If you have a Samsung device you can also check the version of firmware you currently have by dialing *#1234#. In HTC devices it will be under Settings > About Device > Software Information > Software ...

7. www.lifewire.com › fix-not-registered-on-networkHow to Fix a ‘Not Registered on Network’ Error ... - Lifewire

   www.lifewire.com › fix-not-registered-on-network

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   Jun 4, 2024 · Rebooting your device will clear out any temporary conflicts preventing you from connecting to the network. Turn off Wi-Fi. Disable Wi-Fi on your phone, wait for 30 seconds, then turn it back on. This resets your connection and can resolve temporary technical hiccups. Update your Android phone.

8. People also ask

   How do I know if my phone has O2 firmware?

   • Your device should use O2 firmware if you bought it direct from us in an O2 shop, online or over the phone. Open the ‘Chrome’ app and tap the Home icon in the top left corner. If this takes you to www.o2.co.uk then your device has O2 firmware. If it takes you to Google, then WiFi and 4G Calling isn’t supported on your phone right now.

   How to enable WiFi and 4G Calling – Help and Support - O2

   www.o2.co.uk/help/network-coverage-and-international/wifi-and-4g-calling

   See all results for this question

   Does O2 support WiFi or 4G Calling?

   • With O2, WiFi Calling means you can make calls when you don't have signal. Meanwhile, 4G Calling offers better indoor coverage and clearer calls using our 4G network. But how do you know if your device is supported? What do you need to do to enable WiFi or 4G Calling? And where can you use it? Our guide has the answers. What is WiFi and 4G Calling?

   How to enable WiFi and 4G Calling – Help and Support - O2

   www.o2.co.uk/help/network-coverage-and-international/wifi-and-4g-calling

   See all results for this question

   How do I know if my phone has a firmware version?

   • For Sony, Samsung and Motorola devices you can find in Settings > About phone > Build Number. If you have a Samsung device you can also check the version of firmware you currently have by dialing *#1234#. In HTC devices it will be under Settings > About Device > Software Information > Software Version. (eg. 3.16.401.9)

   How to find out firmware - Android Enthusiasts Stack Exchange

   android.stackexchange.com/questions/112561/how-to-find-out-firmware

   See all results for this question

   Does my Sony XZ need O2 firmware?

   • If you are using a Sony XZ Premium, XZ1 or XZ1 Compact, to get Wifi and 4G Calling, your device will need to use O2 firmware. This is essentially the software that makes your device turn on and run. Sometimes there are different versions of firmware for the same device.

   How to enable WiFi and 4G Calling – Help and Support - O2

   www.o2.co.uk/help/network-coverage-and-international/wifi-and-4g-calling

   See all results for this question

   Does a J3 (2017) need O2 firmware?

   • If you are using a J3 (2017) to get WiFi and 4G Calling, your device will need to use O2 firmware. This is essentially the software that makes your device turn on and run. Sometimes there are different versions of firmware for the same device.

   How to enable WiFi and 4G Calling – Help and Support - O2

   www.o2.co.uk/help/network-coverage-and-international/wifi-and-4g-calling

   See all results for this question

   How do I know if my phone is 4G or WiFi?

   • Your phone will automatically use WiFi Calling. The carrier message at the top of your screen will change to ‘O2 WiFiCall’. If you have a strong phone signal, your phone will automatically use 4G Calling and your bearer will show as ‘4G’. The indicator bar will display a WiFi/phone icon.

   How to enable WiFi and 4G Calling – Help and Support - O2

   www.o2.co.uk/help/network-coverage-and-international/wifi-and-4g-calling

   See all results for this question

9. www.reddit.com › r › techsupportHow do I figure out if my phone has been hacked?

   www.reddit.com › r › techsupport

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   Jan 4, 2022 · OP, from reading your responses to comments on here and learning that you have an iPhone, there is a chance that there is MDM software on it. MDM stands for Mobile Device Management. In short, it is an altered version of iOS which allows large companies and organisations to put a select group of apps on an employee's iPhone and restrict, observe, and control, to a limited extent, their ...