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Can You Deactivate A Sim Card? [Solved]
In some cases, your SIM card can become worn over time, causing you to replace it. In either case, you must contact your mobile service company to deactivate your SIM card and then dispose of it in a way that prevents your information from being extracted from it.
How To Deactivate Sim Card When Phone is Lost || SIM CARD DEACTIVATE
How To Deactivate Sim Card
Is it possible to reactivate a deactivated SIM card?
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How to Activate & Deactivate Sim Card in Redmi Phones
There are privacy and security threats