German phrase
Wie sperre ich ~?
Meaning
How do I block ___?
When to use it
Asks how to block something. It suits practical questions about cards or accounts.
Example dialogue
Wie sperre ich meine Kreditkarte?
How do I block my credit card?
Rufen Sie am besten sofort bei Ihrer Bank an, dann sperrt die Bank Ihre Karte.
It is best to call your bank immediately; then the bank will block your card.