Do you know why the SIM is cut?

Do you know why the SIM is cut?
Image result for sim cardSim has a different significance in the smartphone itself. We use SIM cards to take advantage of all calling and internet facilities. But if you ask why a sim is cut off then you can hardly answer it.When the European Telecommunication Institute presented the format of the SIM card in 1991, it was like a chip that you could not remove after applying it to a mobile

But over time technology developed and then such SIMs could be created which you could put and remove in any mobile but there was no definite format.

But when gradually increasing the use of the SIM card, a problem arose that people were unable to correctly insert the SIM card in the mobile phone and the reason was that the SIM card looked like the same from all sides. Therefore, to get rid of this problem, a corner of SIM was cut so that people could easily identify the correct part of the SIM.


The corner of the SIM, which was cut to bring people out of trouble, has become a unique identification of SIM today. You will get cut in every corner of the world.

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