Everyone is familiar with SIM card. A very necessary thing in life. The key to all communication is this tiny SIM card. So no one changes numbers unless absolutely necessary. Because, it has to face problems in various areas including banks. But do you know how many years the validity of a SIM card? Means the maximum it remains usable?

Why is the SIM card damaged? If water enters the phone, there is a possibility of damaging the SIM card. SIM can also be damaged due to humidity. But not only that, there are many people who change phones almost. In case of repeated SIM card insertion, this is also a big factor.

SIM card is made of plastic. Inside which there is a small chip. All communication is done through this chip. In many cases, after a certain period of time, network problems occur, making calls and messaging problems. Sometimes again the phone shows ‘Invalid SIM’ or error even though the SIM card is there. No one understands why this is happening. Almost everyone runs to the store. Actually SIM card has no expiry date. But it is very normal for it to deteriorate after a period of use due to use. In that case, you will get a new SIM card by leaving the number one at the company’s store.

But why is the SIM card damaged? If water enters the phone, there is a possibility of damaging the SIM card. SIM can also be damaged due to humidity. But not only that, there are many people who change phones almost. In case of repeated SIM card insertion, this is also a big factor.