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Why is one corner of the SIM card cut? Half of the country's population does not know the engineering behind it.

SIM Card: The SIM card is an important part of the mobile. Without it, you cannot use your phone. You may have noticed that there is a slight cut on one edge of the SIM card. Have you ever wondered ...
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Why is one corner of the SIM card cut? 99 percent of people will not know the answer, know the secret here

Every person who uses mobile has also used SIM card, but most people do not know why one corner of the SIM card is cut. Many times it happens that we are using something continuously, but do not know ...