Start by installing NFC Tools so you can write to your NFC chip.
See Also
Factors That Can Erase NFC Tags and Cards: Magnets, Heat, and More - OneTap Review UKNFC Tag EncryptionFrequently Asked Question (FAQ)Encrypted RFID & NFC TagsOnce installed, open the NFC Tools app:
1 - Go to “Other” then click on “Lock a tag“.
2 - Confirm the locking of the chip by clicking on “Yes”.
Attention ! This action is irreversible.
3 - Bring your NFC chip close to your smartphone and wait for the lock to be completed.
Attention ! This action is irreversible.
