Bangladesh is now entering a new generation of mobile networks. And that is 4G. 4G is the world's most advanced technology in the present time. 4G means Fourth Generation The biggest advantage of 4G is the different dedicated network for everyone. That means file, video transfer, upload, download now everything will be fast Data processing will be much faster. And if you want to enjoy these features, your SIM and smart device will be 4G useful.
Users of all operators will know whether their SIM FourG is also free again. Below is the way to check the top three SIM operators in the country.
Users of Grameenphone dial * 121 * 3232 # from their mobile phones and then learn about their SIM card in a message.
Customers of Robi will be able to know by dialing * 123 * 44 #.
Banglalink subscribers send 4G to their mobile and send the message to 5000 after receiving information about the FourG SIM in a message.
If the SIM is not mobile, then it will have to be changed from the respective mobile phone operator's customer service center. For this, the value added tax (VAT) will be Tk 115 per month. To change the SIM, you need to give photocopies, pictures and fingerprint of national ID card.
You can find out whether your handset is useful for mobile or not. For this, first go to the 'Settings' option of the mobile phone. If there is a network or 'Wireless and Networks' you can see that the phone is mobile technology.
Apart from this, mobile phone operator service centers and different smartphone sales centers, customers can also know about FourG handset information.