O2 is a very well-known mobile operator. It is owned by Telefonica and is a British telecom service provider. Its headquarters are located at Slough, England. It is also the second-largest mobile network operator at United Kingdom and has 26.4 million subscribers till now after Vodafone and Three. It was established in 1985 as Cellnet and a first joint venture between BT Group and Securior.
Bt demerged the mobile division in 2002 in the form of mmO2 plc and introduced O2 brand for businesses. It was later purchased by Telefonica in the year 2002 and they also retained the O2 brand and the headquarters of the company at UK. The company introduced the first GPRS network on 22nd June 2000 and on 15th December 2009, they also demonstrated a 4G connection with the use of LTE technology installed at six masts at Slough.
The company also announced its plans to offer free internet to millions of residents and visitors of Central London on January 2012 and launched the largest free Wi-Fi zone with free Wi-Fi access for everyone, no matter which network they are using. The company was awarded spectrum in 800 MHz band for 4G LTE coverage and had bid around 550 million pounds for the spectrum.
Although it is a very well-known telecom service provider and its network is loved by users, it also faces a lot of issues. A very common among them is the Error 38 issue. Error 38 simply means that you cannot send messages to anyone and neither can you receive any from others. Some users said that they are not able to send a text message and when they try to do it, the phone hangs. They tried it for some other numbers and still they had to struggle a lot to send a message. The users said that their signal was working well and they also switched off their Wi-Fi or data connection, turned it on and tried it again but still the problem exists. Well, if you are facing the same problem, you can try to fix it by following these steps –
- Switch off and restart your device.
- Adjust the Network Settings of your phone.
- Check the block list of your phone and see if the number is included on your block list. If it is there, unblock the number and try to send the message again.
- Insert the SIM card on another device and try to send a message. If the problem doesn’t show up on the other device, replace your SIM card.
