Why do SIM cards have a cut on corner? Here’s the hidden reason behind it
Why SIM card has cut on corner: The cut corner on a SIM card is known as a “key.” Its main purpose is to ensure that the card is inserted into a phone in the correct direction.
from Zee News :Technology News https://ift.tt/nPGgrye
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from Zee News :Technology News https://ift.tt/nPGgrye
via
Why do SIM cards have a cut on corner? Here’s the hidden reason behind it
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Reviewed by SmythWorld
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April 17, 2026
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